@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/ad-hoc-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Ad Hoc Retrieval"@en ;
  skos:definition "A retrieval task in which a one-off query or topic is submitted against a fixed corpus or evaluation dataset to find topically relevant items."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Ad Hoc Search"@en
  ; skos:altLabel "Adhoc Retrieval"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/entity-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/federated-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/information-filtering/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/interactive-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/routing/>
  ; skos:related <https://id.searchplex.net/document-retrieval/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/routing/>
  ; skos:related <https://id.searchplex.net/single-shot-retrieval/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/known-item-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/session-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-shot-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/tip-of-the-tongue-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/agentic-rag/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Agentic RAG"@en ;
  skos:definition "A retrieval-augmented generation pattern in which an agent plans, issues, evaluates, and iterates retrieval or tool-use actions before producing a generated answer or result."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:altLabel "Agentic Retrieval-Augmented Generation"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/deep-research/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieval-planning/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/deep-research/>
  ; skos:related <https://id.searchplex.net/grounding/>
  ; skos:related <https://id.searchplex.net/iterative-retrieval/>
  ; skos:related <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/query-decomposition/>
  ; skos:related <https://id.searchplex.net/query-routing/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/retrieval-planning/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/agentic-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Agentic Retrieval"@en ;
  skos:definition "A retrieval pattern in which an AI agent plans, issues, evaluates, and iterates retrieval actions as part of a broader reasoning or task-solving loop."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Agentic Search"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/iterative-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multi-stage-ranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-shot-retrieval/>
  ; skos:related <https://id.searchplex.net/agentic-rag/>
  ; skos:related <https://id.searchplex.net/conversational-search/>
  ; skos:related <https://id.searchplex.net/deep-research/>
  ; skos:related <https://id.searchplex.net/interactive-search/>
  ; skos:related <https://id.searchplex.net/iterative-retrieval/>
  ; skos:related <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/multi-stage-ranking/>
  ; skos:related <https://id.searchplex.net/query-decomposition/>
  ; skos:related <https://id.searchplex.net/query-reformulation/>
  ; skos:related <https://id.searchplex.net/query-routing/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/session-search/>
  ; skos:related <https://id.searchplex.net/single-shot-retrieval/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent-evaluation/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/browsecomp-plus/>
  ; searchplex:hasPart <https://id.searchplex.net/retrieval-planning/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/conversational-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/deep-research/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multi-hop-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-routing/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieval-planning/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/web-browsing-agent/>
  ; skos:related <https://id.searchplex.net/browsecomp/>
  ; skos:related <https://id.searchplex.net/browsecomp-plus/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/approximate-nearest-neighbor-search/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Approximate Nearest Neighbor Search"@en ;
  skos:definition "A search method that returns near-neighbor results using an approximation strategy to trade some exactness for lower latency, memory use, or computational cost."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "ANN Search"@en
  ; skos:altLabel "ANNS"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/hnsw/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/hnsw/>
  ; skos:related <https://id.searchplex.net/single-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  ; searchplex:usedFor <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/reverse-image-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/arguana/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "ArguAna"@en ;
  skos:definition "An argument-retrieval evaluation dataset used to retrieve counterarguments or related argumentative texts."@en ;
  searchplex:kind "Artifact"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/document-retrieval/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/average-precision/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "Average Precision"@en ;
  skos:definition "A ranking evaluation metric that averages precision values at the ranks where relevant items are retrieved for a single query or topic."@en ;
  searchplex:kind "Metric"@en
  ; skos:altLabel "AP"@en
  ; skos:broader <https://id.searchplex.net/precision-metric/>
  ; skos:broader <https://id.searchplex.net/rank-sensitive-metric/>
  ; searchplex:evaluates <https://id.searchplex.net/ranking/>
  ; searchplex:evaluates <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/mean-average-precision/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/precision-at-k/>
  ; skos:related <https://id.searchplex.net/mean-average-precision/>
  ; skos:related <https://id.searchplex.net/precision-at-k/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/recall-at-k/>
  ; skos:related <https://id.searchplex.net/ndcg/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/beir/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "BEIR"@en ;
  skos:definition "A benchmark suite for evaluating information-retrieval systems across multiple evaluation datasets, domains, and retrieval settings."@en ;
  searchplex:kind "Artifact"@en
  ; searchplex:evaluates <https://id.searchplex.net/ranking/>
  ; searchplex:evaluates <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/arguana/>
  ; skos:related <https://id.searchplex.net/fever/>
  ; skos:related <https://id.searchplex.net/fiqa-2018/>
  ; skos:related <https://id.searchplex.net/hotpotqa/>
  ; skos:related <https://id.searchplex.net/ir-datasets/>
  ; skos:related <https://id.searchplex.net/mteb/>
  ; skos:related <https://id.searchplex.net/natural-questions/>
  ; skos:related <https://id.searchplex.net/ndcg/>
  ; skos:related <https://id.searchplex.net/nfcorpus/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/recall-at-k/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/scifact/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/trec-covid/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/arguana/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/browsecomp/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/browsecomp-plus/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/corpus/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/fever/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/fiqa-2018/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/hotpotqa/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ir-datasets/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/mteb/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/natural-questions/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/nfcorpus/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/scifact/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trec/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trec-covid/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/web-browsing-agent-evaluation/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/block-max-wand/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Block-Max WAND"@en ;
  skos:definition "A WAND-family dynamic-pruning method that uses score upper bounds computed for blocks of postings to enable more aggressive skipping during top-k retrieval."@en ;
  searchplex:kind "Method"@en
  ; skos:broader <https://id.searchplex.net/dynamic-pruning/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/wand/>
  ; skos:related <https://id.searchplex.net/wand/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/bm25/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "BM25"@en ;
  skos:definition "A term-based ranking function that scores documents for a query using term frequency, inverse document frequency, and document-length normalization."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "Okapi BM25"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/bm25f/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/inverted-index/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/keyword-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/lexical-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/sparse-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/tf-idf/>
  ; skos:related <https://id.searchplex.net/bm25f/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/inverted-index/>
  ; skos:related <https://id.searchplex.net/keyword-search/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/tf-idf/>
  ; searchplex:usedFor <https://id.searchplex.net/ranking/>
  ; searchplex:usedFor <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/exact-match/>
  ; skos:related <https://id.searchplex.net/exact-match/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/bm25f/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "BM25F"@en ;
  skos:definition "A field-aware variant of BM25 that combines term evidence from multiple document fields with field-specific weights or normalization."@en ;
  searchplex:kind "Method"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/bm25/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/bm25/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/tf-idf/>
  ; searchplex:usedFor <https://id.searchplex.net/ranking/>
  ; searchplex:usedFor <https://id.searchplex.net/retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/boolean-retrieval/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Boolean Retrieval"@en ;
  skos:definition "A retrieval method in which queries are expressed as Boolean combinations of terms or conditions and matching items satisfy the Boolean expression."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "Boolean Search"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/exact-match/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/keyword-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/exact-match/>
  ; skos:related <https://id.searchplex.net/inverted-index/>
  ; skos:related <https://id.searchplex.net/keyword-search/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; searchplex:usedFor <https://id.searchplex.net/retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/browsecomp/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "BrowseComp"@en ;
  skos:definition "A benchmark for evaluating browsing agents on their ability to locate hard-to-find information on the web and produce short, verifiable answers."@en ;
  searchplex:kind "Artifact"@en
  ; searchplex:evaluates <https://id.searchplex.net/deep-research/>
  ; searchplex:evaluates <https://id.searchplex.net/web-browsing-agent/>
  ; searchplex:evaluates <https://id.searchplex.net/web-browsing-agent-evaluation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/browsecomp-plus/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/browsecomp-plus/>
  ; skos:related <https://id.searchplex.net/deep-research/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent-evaluation/>
  ; skos:related <https://id.searchplex.net/web-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/web-browsing-agent/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/browsecomp-plus/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "BrowseComp-Plus"@en ;
  skos:definition "A controlled benchmark for evaluating deep-research agents and retrievers, derived from BrowseComp and built around a fixed curated corpus with supporting documents and hard negatives."@en ;
  searchplex:kind "Artifact"@en
  ; skos:altLabel "BrowseComp Plus"@en
  ; searchplex:evaluates <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:evaluates <https://id.searchplex.net/deep-research/>
  ; searchplex:evaluates <https://id.searchplex.net/web-browsing-agent-evaluation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/browsecomp/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/mteb/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/browsecomp/>
  ; skos:related <https://id.searchplex.net/corpus/>
  ; skos:related <https://id.searchplex.net/deep-research/>
  ; skos:related <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/retrieval-planning/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent-evaluation/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/candidate-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Candidate Retrieval"@en ;
  skos:definition "Retrieving an initial set of candidate items for later ranking, filtering, or reranking."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Candidate Selection"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/first-stage-ranking/>
  ; searchplex:partOf <https://id.searchplex.net/retrieve-and-rerank/>
  ; skos:related <https://id.searchplex.net/first-stage-ranking/>
  ; skos:related <https://id.searchplex.net/multi-stage-ranking/>
  ; skos:related <https://id.searchplex.net/recall-at-k/>
  ; skos:related <https://id.searchplex.net/reranking/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/recall-at-k/>
  ; skos:related <https://id.searchplex.net/chunking/>
  ; skos:related <https://id.searchplex.net/passage-retrieval/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/recall-metric/>
  ; skos:related <https://id.searchplex.net/result-filtering/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; searchplex:uses <https://id.searchplex.net/dense-passage-retrieval/>
  ; searchplex:uses <https://id.searchplex.net/dual-encoder/>
  ; searchplex:uses <https://id.searchplex.net/splade/>
  ; searchplex:uses <https://id.searchplex.net/weakand/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/chunking/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Chunking"@en ;
  skos:definition "A method for splitting larger content into smaller units that can be indexed, retrieved, embedded, passed to a model, or otherwise processed."@en ;
  searchplex:kind "Method"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/embedding/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/passage-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/candidate-retrieval/>
  ; skos:related <https://id.searchplex.net/embedding/>
  ; skos:related <https://id.searchplex.net/passage-retrieval/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-segmentation/>
  ; skos:related <https://id.searchplex.net/query-segmentation/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/clef/> a skos:Concept, searchplex:EvaluationProgram ;
  skos:prefLabel "CLEF"@en ;
  skos:definition "The Conference and Labs of the Evaluation Forum, an evaluation program and research venue for information-access systems, especially multilingual and multimodal information access."@en ;
  searchplex:kind "EvaluationProgram"@en
  ; skos:altLabel "Conference and Labs of the Evaluation Forum"@en
  ; skos:altLabel "Cross-Language Evaluation Forum"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/cross-language-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trec/>
  ; skos:related <https://id.searchplex.net/cross-language-retrieval/>
  ; skos:related <https://id.searchplex.net/multilingual-retrieval/>
  ; skos:related <https://id.searchplex.net/multimodal-retrieval/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/trec/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/fire/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/inex/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ntcir/>
  ; skos:related <https://id.searchplex.net/fire/>
  ; skos:related <https://id.searchplex.net/inex/>
  ; skos:related <https://id.searchplex.net/ir-datasets/>
  ; skos:related <https://id.searchplex.net/ntcir/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/colbert/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "ColBERT"@en ;
  skos:definition "A neural retrieval model that represents queries and documents using contextualized token-level vectors and scores them using late interaction."@en ;
  searchplex:kind "Artifact"@en
  ; searchplex:realizes <https://id.searchplex.net/late-interaction/>
  ; skos:related <https://id.searchplex.net/colbertv2/>
  ; skos:related <https://id.searchplex.net/maxsim/>
  ; skos:related <https://id.searchplex.net/multi-vector-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/maxsim/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multi-vector-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/plaid/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/colbertv2/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "ColBERTv2"@en ;
  skos:definition "A refinement of ColBERT that improves the effectiveness and storage efficiency of late-interaction retrieval through improved supervision and compressed representations."@en ;
  searchplex:kind "Artifact"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/plaid/>
  ; searchplex:realizes <https://id.searchplex.net/late-interaction/>
  ; skos:related <https://id.searchplex.net/colbert/>
  ; skos:related <https://id.searchplex.net/maxsim/>
  ; skos:related <https://id.searchplex.net/plaid/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/conversational-search/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Conversational Search"@en ;
  skos:definition "A search task or interaction pattern in which users seek information through a multi-turn natural-language conversation with a search or retrieval system."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Conversational Information Retrieval"@en
  ; skos:altLabel "CIR"@en
  ; skos:broader <https://id.searchplex.net/interactive-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/query-reformulation/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/session-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/interactive-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/session-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/corpus/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "Corpus"@en ;
  skos:definition "A collection of documents, passages, web pages, items, or other retrievable units used for search, retrieval, training, or evaluation."@en ;
  searchplex:kind "Artifact"@en
  ; skos:altLabel "Document Corpus"@en
  ; skos:altLabel "Document Collection"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; searchplex:partOf <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/document-retrieval/>
  ; skos:related <https://id.searchplex.net/ir-datasets/>
  ; skos:related <https://id.searchplex.net/passage-retrieval/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/browsecomp-plus/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/cross-encoder/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Cross-Encoder"@en ;
  skos:definition "A neural architecture that jointly processes both sides of a matching problem, such as a query and a document, allowing direct interaction between them before producing a relevance, similarity, or classification score."@en ;
  searchplex:kind "Method"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dual-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/reranking/>
  ; skos:related <https://id.searchplex.net/dual-encoder/>
  ; skos:related <https://id.searchplex.net/multi-stage-ranking/>
  ; skos:related <https://id.searchplex.net/retrieve-and-rerank/>
  ; searchplex:usedFor <https://id.searchplex.net/ranking/>
  ; searchplex:usedFor <https://id.searchplex.net/reranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieve-and-rerank/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/cross-language-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Cross-Language Retrieval"@en ;
  skos:definition "Retrieval in which the user's query or information need is expressed in one language and relevant retrieved items may be written in another language."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Cross-Language Information Retrieval"@en
  ; skos:altLabel "Cross-Lingual Retrieval"@en
  ; skos:altLabel "Cross-Lingual Information Retrieval"@en
  ; skos:altLabel "CLIR"@en
  ; skos:broader <https://id.searchplex.net/multilingual-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multilingual-retrieval/>
  ; skos:related <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/fire/>
  ; skos:related <https://id.searchplex.net/ntcir/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/cross-modal-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Cross-Modal Retrieval"@en ;
  skos:definition "A retrieval task in which the query and retrieved items may be expressed in different modalities, such as retrieving images from text queries or text from image queries."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Cross-Modality Retrieval"@en
  ; skos:altLabel "Cross-Modal Search"@en
  ; skos:broader <https://id.searchplex.net/multimodal-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/image-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/reverse-image-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/embedding/>
  ; skos:related <https://id.searchplex.net/image-retrieval/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multimodal-retrieval/>
  ; skos:related <https://id.searchplex.net/trecvid/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/cutoff-metric/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "Cutoff Metric"@en ;
  skos:definition "A family of evaluation metrics computed over only the top K retrieved or ranked results."@en ;
  searchplex:kind "Metric"@en
  ; skos:altLabel "At-K Metric"@en
  ; skos:altLabel "Top-K Metric"@en
  ; skos:altLabel "Metric@K"@en
  ; skos:related <https://id.searchplex.net/precision-metric/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/recall-metric/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; skos:narrower <https://id.searchplex.net/ndcg/>
  ; skos:narrower <https://id.searchplex.net/precision-at-k/>
  ; skos:narrower <https://id.searchplex.net/recall-at-k/>
  ; skos:narrower <https://id.searchplex.net/success-at-k/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/deep-research/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Deep Research"@en ;
  skos:definition "An agentic information-seeking pattern in which a system performs multi-step research by planning searches, browsing or retrieving sources, reasoning over evidence, and synthesizing a cited answer or report."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:altLabel "Agentic Deep Research"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/question-answering/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/agentic-rag/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/query-decomposition/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/retrieval-planning/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent-evaluation/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/browsecomp/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/browsecomp-plus/>
  ; skos:related <https://id.searchplex.net/browsecomp/>
  ; skos:related <https://id.searchplex.net/browsecomp-plus/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/dense-encoder/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Dense Encoder"@en ;
  skos:definition "An encoder that maps an input, such as a query, document, image, or other item, to a dense vector representation."@en ;
  searchplex:kind "Method"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/cross-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dual-encoder/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/dual-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/embedding/>
  ; skos:related <https://id.searchplex.net/embedding/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/dense-passage-retrieval/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Dense Passage Retrieval"@en ;
  skos:definition "A neural passage-retrieval method that represents questions and passages with dense vectors, commonly using a dual-encoder architecture, to retrieve candidate passages."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "DPR"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dual-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/passage-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/dual-encoder/>
  ; skos:related <https://id.searchplex.net/passage-retrieval/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  ; searchplex:usedFor <https://id.searchplex.net/candidate-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/dense-retrieval/> a skos:Concept, searchplex:Representation ;
  skos:prefLabel "Dense Retrieval"@en ;
  skos:definition "Retrieval using dense vector representations of queries and items, typically compared using a vector similarity or distance function."@en ;
  searchplex:kind "Representation"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-passage-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dual-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/embedding/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-vector-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/approximate-nearest-neighbor-search/>
  ; skos:related <https://id.searchplex.net/dense-encoder/>
  ; skos:related <https://id.searchplex.net/dense-passage-retrieval/>
  ; skos:related <https://id.searchplex.net/dual-encoder/>
  ; skos:related <https://id.searchplex.net/embedding/>
  ; skos:related <https://id.searchplex.net/hnsw/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/single-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/mteb/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/approximate-nearest-neighbor-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/hnsw/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/hybrid-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-space-model/>
  ; skos:related <https://id.searchplex.net/mteb/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/vocabulary-mismatch/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/diversified-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Diversified Retrieval"@en ;
  skos:definition "A retrieval task or objective in which a result set should cover multiple aspects, intents, interpretations, or subtopics of an information need."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Diversity Retrieval"@en
  ; skos:altLabel "Search Result Diversification"@en
  ; skos:altLabel "Diversified Search"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/result-fusion/>
  ; skos:related <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/serp/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/document-expansion/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Document Expansion"@en ;
  skos:definition "Enriching a document representation with additional generated or selected text, terms, queries, or signals intended to improve retrieval matching."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Document Expansion by Query Prediction"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-expansion/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/query-expansion/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/vocabulary-mismatch/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/document-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Document Retrieval"@en ;
  skos:definition "A retrieval task in which the retrievable units are documents rather than passages, entities, answers, or other smaller or more structured objects."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Document Search"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/entity-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/passage-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/ad-hoc-retrieval/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/web-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/inex/>
  ; skos:related <https://id.searchplex.net/arguana/>
  ; skos:related <https://id.searchplex.net/corpus/>
  ; skos:related <https://id.searchplex.net/fever/>
  ; skos:related <https://id.searchplex.net/inex/>
  ; skos:related <https://id.searchplex.net/nfcorpus/>
  ; skos:related <https://id.searchplex.net/scifact/>
  ; skos:related <https://id.searchplex.net/trec-covid/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/dual-encoder/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Dual Encoder"@en ;
  skos:definition "A neural architecture that encodes the two sides of a matching problem independently, such as a query and a document, and compares their resulting representations using a similarity or scoring function."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "Bi-Encoder"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/cross-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/cross-encoder/>
  ; skos:related <https://id.searchplex.net/dense-encoder/>
  ; skos:related <https://id.searchplex.net/dense-passage-retrieval/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/retrieve-and-rerank/>
  ; searchplex:usedFor <https://id.searchplex.net/candidate-retrieval/>
  ; searchplex:usedFor <https://id.searchplex.net/first-stage-ranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-passage-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieve-and-rerank/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/single-vector-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/dynamic-pruning/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Dynamic Pruning"@en ;
  skos:definition "A family of query-evaluation techniques that avoid fully evaluating candidates that cannot affect the desired top-ranked results."@en ;
  searchplex:kind "Method"@en
  ; skos:related <https://id.searchplex.net/learned-sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/weakand/>
  ; skos:narrower <https://id.searchplex.net/block-max-wand/>
  ; skos:narrower <https://id.searchplex.net/wand/>
  ; skos:related <https://id.searchplex.net/splade/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/embedding/> a skos:Concept, searchplex:Representation ;
  skos:prefLabel "Embedding"@en ;
  skos:definition "A vector representation of an item, token, query, document, or other object in a continuous or otherwise structured representation space."@en ;
  searchplex:kind "Representation"@en
  ; skos:altLabel "Vector Embedding"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/dense-encoder/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/multi-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/single-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/mteb/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/chunking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/mteb/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-space-model/>
  ; skos:related <https://id.searchplex.net/chunking/>
  ; skos:related <https://id.searchplex.net/cross-modal-retrieval/>
  ; skos:related <https://id.searchplex.net/mteb/>
  ; skos:related <https://id.searchplex.net/reverse-image-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/entity-linking/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Entity Linking"@en ;
  skos:definition "Mapping an entity mention in a query, document, or other text to a canonical entity in a knowledge base, catalog, graph, or other authority."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Entity Disambiguation"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/entity-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/named-entity-recognition/>
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/entity-search/>
  ; skos:related <https://id.searchplex.net/named-entity-recognition/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/entity-search/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Entity Search"@en ;
  skos:definition "A retrieval task focused on finding entities, entity lists, or entity-related information that satisfies an information need."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Entity-Oriented Search"@en
  ; skos:altLabel "Entity Retrieval"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ad-hoc-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/entity-linking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/entity-linking/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/document-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/exact-match/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Exact Match"@en ;
  skos:definition "A matching method or query constraint that requires specified terms, values, or phrases to appear exactly as requested."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "Exact-Match Search"@en
  ; skos:altLabel "Exact Phrase Search"@en
  ; skos:altLabel "Phrase Search"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/bm25/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/keyword-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/lexical-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-relaxation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/bm25/>
  ; skos:related <https://id.searchplex.net/inverted-index/>
  ; skos:related <https://id.searchplex.net/keyword-search/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/query-relaxation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/boolean-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/known-item-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/tip-of-the-tongue-search/>
  ; skos:related <https://id.searchplex.net/boolean-retrieval/>
  ; skos:related <https://id.searchplex.net/known-item-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/faceted-search/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Faceted Search"@en ;
  skos:definition "A search and navigation method that lets users narrow or explore a result set through multiple structured dimensions, called facets."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "Faceted Navigation"@en
  ; skos:altLabel "Faceted Browsing"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/result-filtering/>
  ; skos:related <https://id.searchplex.net/interactive-search/>
  ; skos:related <https://id.searchplex.net/result-filtering/>
  ; skos:related <https://id.searchplex.net/serp/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/information-filtering/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/federated-search/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Federated Search"@en ;
  skos:definition "A retrieval task or system pattern in which a query is sent to multiple search services, collections, indexes, or databases and their results are combined for the user."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Federated Information Retrieval"@en
  ; skos:altLabel "Distributed Information Retrieval"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ad-hoc-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/result-fusion/>
  ; skos:related <https://id.searchplex.net/query-routing/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/result-fusion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-routing/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/fever/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "FEVER"@en ;
  skos:definition "A fact-verification dataset used for claim verification and evidence retrieval evaluation."@en ;
  searchplex:kind "Artifact"@en
  ; skos:altLabel "Fact Extraction and VERification"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/document-retrieval/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/fiqa-2018/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "FiQA-2018"@en ;
  skos:definition "A financial question-answering and retrieval evaluation dataset used for information-retrieval benchmarking."@en ;
  searchplex:kind "Artifact"@en
  ; skos:altLabel "FiQA"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/fire/> a skos:Concept, searchplex:EvaluationProgram ;
  skos:prefLabel "FIRE"@en ;
  skos:definition "The Forum for Information Retrieval Evaluation, a South Asian evaluation program and meeting for information-retrieval and information-access systems."@en ;
  searchplex:kind "EvaluationProgram"@en
  ; skos:altLabel "Forum for Information Retrieval Evaluation"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/clef/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trec/>
  ; skos:related <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/cross-language-retrieval/>
  ; skos:related <https://id.searchplex.net/multilingual-retrieval/>
  ; skos:related <https://id.searchplex.net/ntcir/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/trec/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/first-stage-ranking/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "First-Stage Ranking"@en ;
  skos:definition "Producing an initial ranked ordering of items before later-stage reranking or fusion."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Initial Ranking"@en
  ; skos:broader <https://id.searchplex.net/ranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/candidate-retrieval/>
  ; searchplex:partOf <https://id.searchplex.net/multi-stage-ranking/>
  ; skos:related <https://id.searchplex.net/candidate-retrieval/>
  ; skos:related <https://id.searchplex.net/reranking/>
  ; searchplex:uses <https://id.searchplex.net/dual-encoder/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/graded-relevance-metric/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "Graded-Relevance Metric"@en ;
  skos:definition "A family of evaluation metrics designed to use multi-level relevance judgments rather than only binary relevant/not-relevant labels."@en ;
  searchplex:kind "Metric"@en
  ; skos:altLabel "Graded Relevance Metric"@en
  ; skos:altLabel "Graded Metric"@en
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/rank-sensitive-metric/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:narrower <https://id.searchplex.net/ndcg/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/grounding/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Grounding"@en ;
  skos:definition "The practice or goal of anchoring generated or system output in supplied, retrieved, or otherwise authoritative source information."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:altLabel "AI Grounding"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/question-answering/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/agentic-rag/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/hnsw/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "HNSW"@en ;
  skos:definition "A graph-based approximate nearest neighbor search method using hierarchical navigable small-world graphs."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "Hierarchical Navigable Small World"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/approximate-nearest-neighbor-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/approximate-nearest-neighbor-search/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  ; searchplex:usedFor <https://id.searchplex.net/retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/hotpotqa/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "HotpotQA"@en ;
  skos:definition "A multi-hop question-answering dataset used in retrieval and open-domain QA evaluation."@en ;
  searchplex:kind "Artifact"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/passage-retrieval/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/hybrid-retrieval/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Hybrid Retrieval"@en ;
  skos:definition "Retrieval that combines evidence, candidates, or scores from multiple retrieval approaches or representations."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:altLabel "Hybrid Search"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/reciprocal-rank-fusion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/score-normalization/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/bm25/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/keyword-search/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/rank-fusion/>
  ; skos:related <https://id.searchplex.net/reciprocal-rank-fusion/>
  ; skos:related <https://id.searchplex.net/result-fusion/>
  ; skos:related <https://id.searchplex.net/score-fusion/>
  ; skos:related <https://id.searchplex.net/score-normalization/>
  ; skos:related <https://id.searchplex.net/single-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/image-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Image Retrieval"@en ;
  skos:definition "A retrieval task in which the target items are images or image-like visual objects."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Image Search"@en
  ; skos:altLabel "Visual Search"@en
  ; skos:broader <https://id.searchplex.net/multimodal-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/cross-modal-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/reverse-image-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/cross-modal-retrieval/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  ; skos:narrower <https://id.searchplex.net/reverse-image-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multimodal-retrieval/>
  ; skos:related <https://id.searchplex.net/trecvid/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/inex/> a skos:Concept, searchplex:EvaluationProgram ;
  skos:prefLabel "INEX"@en ;
  skos:definition "The Initiative for the Evaluation of XML Retrieval, an evaluation program for retrieval from structured XML documents."@en ;
  searchplex:kind "EvaluationProgram"@en
  ; skos:altLabel "Initiative for the Evaluation of XML Retrieval"@en
  ; skos:altLabel "INitiative for the Evaluation of XML Retrieval"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/clef/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/document-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/document-retrieval/>
  ; skos:related <https://id.searchplex.net/passage-retrieval/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/trec/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/information-filtering/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Information Filtering"@en ;
  skos:definition "An IR task in which a system identifies items from a stream or changing collection that satisfy a relatively stable information need, profile, or topic."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Filtering"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ad-hoc-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/faceted-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/result-filtering/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/routing/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/interactive-search/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Interactive Search"@en ;
  skos:definition "A search task or setting in which users interact with the system over time by reformulating queries, examining results, applying controls, or providing feedback."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Interactive Retrieval"@en
  ; skos:altLabel "Interactive Information Retrieval"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ad-hoc-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/conversational-search/>
  ; skos:related <https://id.searchplex.net/faceted-search/>
  ; skos:related <https://id.searchplex.net/iterative-retrieval/>
  ; skos:related <https://id.searchplex.net/query-reformulation/>
  ; skos:related <https://id.searchplex.net/serp/>
  ; skos:related <https://id.searchplex.net/single-shot-retrieval/>
  ; skos:narrower <https://id.searchplex.net/conversational-search/>
  ; skos:narrower <https://id.searchplex.net/session-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/iterative-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/known-item-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-shot-retrieval/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/known-item-search/>
  ; skos:related <https://id.searchplex.net/tip-of-the-tongue-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/inverted-index/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Inverted Index"@en ;
  skos:definition "An index structure that maps terms or other lexical features to postings lists of documents or items in which those features occur."@en ;
  searchplex:kind "Method"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/bm25/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/keyword-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/bm25/>
  ; skos:related <https://id.searchplex.net/keyword-search/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; searchplex:usedFor <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/boolean-retrieval/>
  ; skos:related <https://id.searchplex.net/exact-match/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/ir-datasets/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "ir_datasets"@en ;
  skos:definition "A Python package and catalog that provides a common interface for accessing, documenting, and working with many information-retrieval datasets and benchmarks."@en ;
  searchplex:kind "Artifact"@en
  ; skos:altLabel "ir-datasets"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/corpus/>
  ; skos:related <https://id.searchplex.net/ms-marco-passage-ranking/>
  ; skos:related <https://id.searchplex.net/nfcorpus/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/scifact/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/trec/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/iterative-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Iterative Retrieval"@en ;
  skos:definition "A retrieval pattern in which retrieval is performed repeatedly, with later retrieval attempts informed by earlier results, feedback, reasoning, reformulation, or intermediate state."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Iterative Search"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/interactive-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multi-hop-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-reformulation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-shot-retrieval/>
  ; skos:related <https://id.searchplex.net/agentic-rag/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/interactive-search/>
  ; skos:related <https://id.searchplex.net/pseudo-relevance-feedback/>
  ; skos:related <https://id.searchplex.net/query-reformulation/>
  ; skos:related <https://id.searchplex.net/retrieval-planning/>
  ; skos:related <https://id.searchplex.net/session-search/>
  ; skos:related <https://id.searchplex.net/single-shot-retrieval/>
  ; skos:narrower <https://id.searchplex.net/multi-hop-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/keyword-search/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Keyword Search"@en ;
  skos:definition "Search that retrieves results primarily by matching explicit query keywords, terms, or phrases against indexed text or metadata."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:altLabel "Keyword-Based Search"@en
  ; skos:altLabel "Keyword Retrieval"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/bm25/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/exact-match/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/lexical-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/bm25/>
  ; skos:related <https://id.searchplex.net/boolean-retrieval/>
  ; skos:related <https://id.searchplex.net/exact-match/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/inverted-index/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/sparse-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/boolean-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/inverted-index/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/known-item-search/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Known-Item Search"@en ;
  skos:definition "A search task in which the user is trying to find a particular known item rather than explore a topic or discover unknown relevant material."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Known Item Search"@en
  ; skos:altLabel "Known-Item Retrieval"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ad-hoc-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/exact-match/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/interactive-search/>
  ; skos:related <https://id.searchplex.net/exact-match/>
  ; skos:related <https://id.searchplex.net/interactive-search/>
  ; skos:related <https://id.searchplex.net/web-search/>
  ; skos:narrower <https://id.searchplex.net/tip-of-the-tongue-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/tip-of-the-tongue-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/late-interaction/> a skos:Concept, searchplex:Representation ;
  skos:prefLabel "Late Interaction"@en ;
  skos:definition "A retrieval approach in which queries and documents are independently encoded into fine-grained representations and their interactions are computed at query time rather than fully collapsed into a single vector beforehand."@en ;
  searchplex:kind "Representation"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multi-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/maxsim/>
  ; skos:related <https://id.searchplex.net/multi-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/plaid/>
  ; searchplex:realizedBy <https://id.searchplex.net/colbert/>
  ; searchplex:realizedBy <https://id.searchplex.net/colbertv2/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/learned-sparse-retrieval/> a skos:Concept, searchplex:Representation ;
  skos:prefLabel "Learned Sparse Retrieval"@en ;
  skos:definition "Retrieval using sparse query and document representations whose feature activations or weights are learned from data."@en ;
  searchplex:kind "Representation"@en
  ; skos:altLabel "Neural Sparse Retrieval"@en
  ; skos:broader <https://id.searchplex.net/sparse-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-expansion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/splade/>
  ; skos:related <https://id.searchplex.net/query-expansion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/sparse-retrieval/>
  ; searchplex:realizedBy <https://id.searchplex.net/splade/>
  ; skos:related <https://id.searchplex.net/dynamic-pruning/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/vocabulary-mismatch/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/learning-to-rank/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Learning to Rank"@en ;
  skos:definition "A family of supervised machine-learning methods for learning ranking functions from training data such as relevance judgments, preferences, clicks, or other labels."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "LTR"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/reranking/>
  ; skos:related <https://id.searchplex.net/ndcg/>
  ; skos:related <https://id.searchplex.net/position-bias/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; searchplex:usedFor <https://id.searchplex.net/ranking/>
  ; searchplex:usedFor <https://id.searchplex.net/reranking/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/lexical-retrieval/> a skos:Concept, searchplex:Representation ;
  skos:prefLabel "Lexical Retrieval"@en ;
  skos:definition "Retrieval based primarily on explicit lexical features such as terms, tokens, phrases, or other symbolic features shared between queries and indexed items."@en ;
  searchplex:kind "Representation"@en
  ; skos:altLabel "Lexical Search"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/bm25/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/exact-match/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/inverted-index/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/keyword-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/sparse-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/tf-idf/>
  ; skos:related <https://id.searchplex.net/bm25/>
  ; skos:related <https://id.searchplex.net/bm25f/>
  ; skos:related <https://id.searchplex.net/boolean-retrieval/>
  ; skos:related <https://id.searchplex.net/exact-match/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/inverted-index/>
  ; skos:related <https://id.searchplex.net/keyword-search/>
  ; skos:related <https://id.searchplex.net/sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/tf-idf/>
  ; skos:related <https://id.searchplex.net/vector-space-model/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/bm25f/>
  ; skos:related <https://id.searchplex.net/document-expansion/>
  ; skos:related <https://id.searchplex.net/vocabulary-mismatch/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/llm-as-judge/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "LLM-as-Judge"@en ;
  skos:definition "A method that uses a large language model to evaluate, label, score, or compare outputs or query-item pairs."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "LLM Judge"@en
  ; skos:altLabel "LLM-as-a-Judge"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/relevance/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/relevance/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/maxsim/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "MaxSim"@en ;
  skos:definition "A late-interaction scoring operation that, for each query representation, selects the maximum similarity to document representations and aggregates those maxima into a relevance score."@en ;
  searchplex:kind "Method"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/colbert/>
  ; skos:related <https://id.searchplex.net/colbert/>
  ; skos:related <https://id.searchplex.net/colbertv2/>
  ; skos:related <https://id.searchplex.net/late-interaction/>
  ; searchplex:usedFor <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/plaid/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/mean-average-precision/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "Mean Average Precision"@en ;
  skos:definition "A ranking evaluation metric that averages Average Precision values across a set of queries or topics."@en ;
  searchplex:kind "Metric"@en
  ; skos:altLabel "MAP"@en
  ; skos:altLabel "mAP"@en
  ; skos:broader <https://id.searchplex.net/precision-metric/>
  ; skos:broader <https://id.searchplex.net/rank-sensitive-metric/>
  ; searchplex:evaluates <https://id.searchplex.net/ranking/>
  ; searchplex:evaluates <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/average-precision/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/precision-at-k/>
  ; skos:related <https://id.searchplex.net/average-precision/>
  ; skos:related <https://id.searchplex.net/ndcg/>
  ; skos:related <https://id.searchplex.net/precision-at-k/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/mrr/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/mrr/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "MRR"@en ;
  skos:definition "A ranking evaluation metric that averages the reciprocal rank of the first relevant result across queries."@en ;
  searchplex:kind "Metric"@en
  ; skos:altLabel "Mean Reciprocal Rank"@en
  ; skos:broader <https://id.searchplex.net/rank-sensitive-metric/>
  ; searchplex:evaluates <https://id.searchplex.net/ranking/>
  ; searchplex:evaluates <https://id.searchplex.net/reranking/>
  ; skos:related <https://id.searchplex.net/mean-average-precision/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/success-at-k/>
  ; skos:related <https://id.searchplex.net/ms-marco-passage-ranking/>
  ; skos:related <https://id.searchplex.net/precision-at-k/>
  ; skos:related <https://id.searchplex.net/ranking/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/ms-marco-passage-ranking/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "MS MARCO Passage Ranking"@en ;
  skos:definition "A large-scale passage-retrieval and ranking benchmark derived from real search queries, a corpus of passages, and relevance or answer-based supervision."@en ;
  searchplex:kind "Artifact"@en
  ; skos:related <https://id.searchplex.net/ir-datasets/>
  ; skos:related <https://id.searchplex.net/mrr/>
  ; skos:related <https://id.searchplex.net/passage-retrieval/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/reranking/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/mteb/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "MTEB"@en ;
  skos:definition "The Massive Text Embedding Benchmark, a benchmark suite for evaluating text embedding models across multiple tasks, datasets, and languages."@en ;
  searchplex:kind "Artifact"@en
  ; skos:altLabel "Massive Text Embedding Benchmark"@en
  ; searchplex:evaluates <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:evaluates <https://id.searchplex.net/embedding/>
  ; searchplex:evaluates <https://id.searchplex.net/reranking/>
  ; searchplex:evaluates <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/embedding/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/embedding/>
  ; skos:related <https://id.searchplex.net/reranking/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/browsecomp-plus/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/web-browsing-agent-evaluation/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/multi-hop-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Multi-Hop Retrieval"@en ;
  skos:definition "A retrieval task or pattern in which satisfying an information need requires multiple dependent retrieval steps or evidence gathered across several linked pieces of information."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Multihop Retrieval"@en
  ; skos:broader <https://id.searchplex.net/iterative-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/iterative-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multi-stage-ranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieve-and-rerank/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-shot-retrieval/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/query-decomposition/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/retrieval-planning/>
  ; skos:related <https://id.searchplex.net/single-shot-retrieval/>
  ; skos:related <https://id.searchplex.net/agentic-rag/>
  ; skos:related <https://id.searchplex.net/browsecomp-plus/>
  ; skos:related <https://id.searchplex.net/deep-research/>
  ; skos:related <https://id.searchplex.net/hotpotqa/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/multi-stage-ranking/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Multi-Stage Ranking"@en ;
  skos:definition "Ranking architecture in which successive stages apply different retrieval or ranking methods to progressively refine results."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Cascaded Ranking"@en
  ; skos:broader <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/candidate-retrieval/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; searchplex:hasPart <https://id.searchplex.net/first-stage-ranking/>
  ; searchplex:hasPart <https://id.searchplex.net/reranking/>
  ; skos:narrower <https://id.searchplex.net/retrieve-and-rerank/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/cross-encoder/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/multi-vector-retrieval/> a skos:Concept, searchplex:Representation ;
  skos:prefLabel "Multi-Vector Retrieval"@en ;
  skos:definition "Retrieval in which a query, an indexed item, or both are represented by multiple vectors rather than a single vector."@en ;
  searchplex:kind "Representation"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/colbert/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/late-interaction/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/colbert/>
  ; skos:related <https://id.searchplex.net/late-interaction/>
  ; skos:related <https://id.searchplex.net/single-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multimodal-retrieval/>
  ; skos:related <https://id.searchplex.net/embedding/>
  ; skos:related <https://id.searchplex.net/multimodal-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/multilingual-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Multilingual Retrieval"@en ;
  skos:definition "Retrieval over collections, queries, users, or results involving more than one language."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Multilingual Information Retrieval"@en
  ; skos:altLabel "MLIR"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/cross-language-retrieval/>
  ; skos:related <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; skos:narrower <https://id.searchplex.net/cross-language-retrieval/>
  ; skos:related <https://id.searchplex.net/fire/>
  ; skos:related <https://id.searchplex.net/ntcir/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/multimodal-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Multimodal Retrieval"@en ;
  skos:definition "Retrieval involving information needs, indexed items, representations, or results that span more than one data modality, such as text, images, audio, video, tables, or structured metadata."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Multimodal Search"@en
  ; skos:altLabel "Multimedia Retrieval"@en
  ; skos:altLabel "Multimedia Information Retrieval"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/cross-modal-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/image-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multi-vector-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/multi-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:narrower <https://id.searchplex.net/cross-modal-retrieval/>
  ; skos:narrower <https://id.searchplex.net/image-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trecvid/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/tip-of-the-tongue-search/>
  ; skos:related <https://id.searchplex.net/trecvid/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/named-entity-recognition/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Named Entity Recognition"@en ;
  skos:definition "Identifying spans in text that denote named entities or entity-like mentions and assigning them entity types."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "NER"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/entity-linking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-segmentation/>
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/entity-linking/>
  ; skos:related <https://id.searchplex.net/query-segmentation/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/natural-questions/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "Natural Questions"@en ;
  skos:definition "A question-answering dataset based on natural user questions, used in retrieval and open-domain question-answering evaluation."@en ;
  searchplex:kind "Artifact"@en
  ; skos:altLabel "NQ"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/passage-retrieval/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/ndcg/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "nDCG@K"@en ;
  skos:definition "A ranking evaluation metric that discounts graded relevance by result position and normalizes by the ideal ranking."@en ;
  searchplex:kind "Metric"@en
  ; skos:altLabel "nDCG"@en
  ; skos:altLabel "NDCG"@en
  ; skos:altLabel "Normalized Discounted Cumulative Gain"@en
  ; skos:broader <https://id.searchplex.net/cutoff-metric/>
  ; skos:broader <https://id.searchplex.net/graded-relevance-metric/>
  ; skos:broader <https://id.searchplex.net/rank-sensitive-metric/>
  ; searchplex:evaluates <https://id.searchplex.net/ranking/>
  ; searchplex:evaluates <https://id.searchplex.net/reranking/>
  ; skos:related <https://id.searchplex.net/average-precision/>
  ; skos:related <https://id.searchplex.net/mean-average-precision/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/recall-at-k/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/learning-to-rank/>
  ; skos:related <https://id.searchplex.net/precision-at-k/>
  ; skos:related <https://id.searchplex.net/ranking/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/nfcorpus/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "NFCorpus"@en ;
  skos:definition "A biomedical and nutrition-focused information-retrieval test collection used for evaluating retrieval systems."@en ;
  searchplex:kind "Artifact"@en
  ; skos:altLabel "NF Corpus"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/document-retrieval/>
  ; skos:related <https://id.searchplex.net/ir-datasets/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/ntcir/> a skos:Concept, searchplex:EvaluationProgram ;
  skos:prefLabel "NTCIR"@en ;
  skos:definition "The NII Testbeds and Community for Information Access Research, an evaluation program and conference series for information-access technologies."@en ;
  searchplex:kind "EvaluationProgram"@en
  ; skos:altLabel "NII Testbeds and Community for Information Access Research"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/clef/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trec/>
  ; skos:related <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/cross-language-retrieval/>
  ; skos:related <https://id.searchplex.net/fire/>
  ; skos:related <https://id.searchplex.net/multilingual-retrieval/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/trec/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/passage-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Passage Retrieval"@en ;
  skos:definition "A retrieval task in which the retrievable units are passages or passage-like text segments rather than whole documents or other larger items."@en ;
  searchplex:kind "Task"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/chunking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-passage-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/candidate-retrieval/>
  ; skos:related <https://id.searchplex.net/chunking/>
  ; skos:related <https://id.searchplex.net/dense-passage-retrieval/>
  ; skos:related <https://id.searchplex.net/ms-marco-passage-ranking/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/document-retrieval/>
  ; skos:related <https://id.searchplex.net/corpus/>
  ; skos:related <https://id.searchplex.net/hotpotqa/>
  ; skos:related <https://id.searchplex.net/inex/>
  ; skos:related <https://id.searchplex.net/natural-questions/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/plaid/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "PLAID"@en ;
  skos:definition "Performance-optimized Late Interaction Driver, an efficient retrieval engine for accelerating late-interaction search, particularly with ColBERTv2-style representations."@en ;
  searchplex:kind "Artifact"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/colbert/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/colbertv2/>
  ; skos:related <https://id.searchplex.net/colbertv2/>
  ; skos:related <https://id.searchplex.net/late-interaction/>
  ; skos:related <https://id.searchplex.net/maxsim/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/pooling/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Pooling"@en ;
  skos:definition "An evaluation-collection construction method in which documents retrieved by multiple systems or runs are combined into a pool for relevance assessment."@en ;
  searchplex:kind "Method"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/relevance-judgment/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/trec/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/popularity-bias/> a skos:Concept, searchplex:Phenomenon ;
  skos:prefLabel "Popularity Bias"@en ;
  skos:definition "A bias in retrieval, ranking, or recommendation where already popular items receive disproportionate exposure or preference."@en ;
  searchplex:kind "Phenomenon"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/position-bias/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/relevance/>
  ; skos:related <https://id.searchplex.net/position-bias/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/relevance/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/position-bias/> a skos:Concept, searchplex:Phenomenon ;
  skos:prefLabel "Position Bias"@en ;
  skos:definition "A user-behavior bias in which items shown at higher positions receive more attention, clicks, or interaction because of their position, independent of their true relevance."@en ;
  searchplex:kind "Phenomenon"@en
  ; skos:altLabel "Rank Position Bias"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/relevance/>
  ; skos:related <https://id.searchplex.net/learning-to-rank/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/relevance/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/popularity-bias/>
  ; skos:related <https://id.searchplex.net/popularity-bias/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/precision-metric/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "Precision Metric"@en ;
  skos:definition "A family of retrieval or ranking evaluation metrics that emphasize the proportion of retrieved or ranked results that are relevant."@en ;
  searchplex:kind "Metric"@en
  ; skos:altLabel "Precision-Oriented Metric"@en
  ; skos:altLabel "Precision-Based Metric"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/recall-metric/>
  ; skos:related <https://id.searchplex.net/cutoff-metric/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/recall-metric/>
  ; skos:narrower <https://id.searchplex.net/average-precision/>
  ; skos:narrower <https://id.searchplex.net/mean-average-precision/>
  ; skos:narrower <https://id.searchplex.net/precision-at-k/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/precision-at-k/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "Precision@K"@en ;
  skos:definition "An evaluation metric measuring the fraction of the top K retrieved or ranked results that are relevant."@en ;
  searchplex:kind "Metric"@en
  ; skos:broader <https://id.searchplex.net/cutoff-metric/>
  ; skos:broader <https://id.searchplex.net/precision-metric/>
  ; searchplex:evaluates <https://id.searchplex.net/ranking/>
  ; searchplex:evaluates <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/recall-at-k/>
  ; skos:related <https://id.searchplex.net/average-precision/>
  ; skos:related <https://id.searchplex.net/mean-average-precision/>
  ; skos:related <https://id.searchplex.net/mrr/>
  ; skos:related <https://id.searchplex.net/ndcg/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/recall-at-k/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/success-at-k/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/average-precision/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/mean-average-precision/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/success-at-k/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/pseudo-relevance-feedback/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Pseudo-Relevance Feedback"@en ;
  skos:definition "A relevance-feedback method that treats top-ranked results from an initial retrieval as if they were relevant and uses them to modify a subsequent retrieval query or model."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "PRF"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-expansion/>
  ; skos:related <https://id.searchplex.net/query-drift/>
  ; skos:related <https://id.searchplex.net/query-reformulation/>
  ; searchplex:usedFor <https://id.searchplex.net/query-expansion/>
  ; skos:related <https://id.searchplex.net/iterative-retrieval/>
  ; skos:related <https://id.searchplex.net/query-expansion/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/qrels/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "Qrels"@en ;
  skos:definition "A structured set or file of query-document relevance judgments used to evaluate retrieval runs."@en ;
  searchplex:kind "Artifact"@en
  ; skos:altLabel "Qrel"@en
  ; skos:altLabel "Query Relevance Judgments"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/llm-as-judge/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ndcg/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/pooling/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/relevance/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/relevance-judgment/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; searchplex:partOf <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/llm-as-judge/>
  ; skos:related <https://id.searchplex.net/mrr/>
  ; skos:related <https://id.searchplex.net/ndcg/>
  ; skos:related <https://id.searchplex.net/pooling/>
  ; skos:related <https://id.searchplex.net/recall-at-k/>
  ; skos:related <https://id.searchplex.net/relevance/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/trec/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/clef/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/corpus/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ir-datasets/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/nfcorpus/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/scifact/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trec/>
  ; skos:related <https://id.searchplex.net/arguana/>
  ; skos:related <https://id.searchplex.net/average-precision/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/corpus/>
  ; skos:related <https://id.searchplex.net/fever/>
  ; skos:related <https://id.searchplex.net/fiqa-2018/>
  ; skos:related <https://id.searchplex.net/fire/>
  ; skos:related <https://id.searchplex.net/graded-relevance-metric/>
  ; skos:related <https://id.searchplex.net/ir-datasets/>
  ; skos:related <https://id.searchplex.net/mean-average-precision/>
  ; skos:related <https://id.searchplex.net/ms-marco-passage-ranking/>
  ; skos:related <https://id.searchplex.net/nfcorpus/>
  ; skos:related <https://id.searchplex.net/ntcir/>
  ; skos:related <https://id.searchplex.net/precision-at-k/>
  ; skos:related <https://id.searchplex.net/rank-sensitive-metric/>
  ; skos:related <https://id.searchplex.net/scifact/>
  ; skos:related <https://id.searchplex.net/success-at-k/>
  ; skos:related <https://id.searchplex.net/trec-covid/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-autocomplete/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Query Autocomplete"@en ;
  skos:definition "Predicting and ranking complete search queries from a partially typed query prefix."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Query Auto Completion"@en
  ; skos:altLabel "QAC"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-suggestion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/search-as-you-type/>
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/query-suggestion/>
  ; skos:related <https://id.searchplex.net/search-as-you-type/>
  ; skos:related <https://id.searchplex.net/session-search/>
  ; skos:related <https://id.searchplex.net/spelling-correction/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/spelling-correction/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-classification/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Query Classification"@en ;
  skos:definition "Assigning a search query to one or more predefined classes, categories, intents, verticals, or other labels."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Web Query Classification"@en
  ; skos:altLabel "Query Categorization"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-routing/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-understanding/>
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/query-routing/>
  ; skos:related <https://id.searchplex.net/ranking/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-decomposition/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Query Decomposition"@en ;
  skos:definition "Breaking a complex query or information need into smaller subqueries or subproblems that can be retrieved or answered separately."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Question Decomposition"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-reformulation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-routing/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieval-planning/>
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/retrieval-planning/>
  ; skos:related <https://id.searchplex.net/agentic-rag/>
  ; skos:related <https://id.searchplex.net/deep-research/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-drift/> a skos:Concept, searchplex:Phenomenon ;
  skos:prefLabel "Query Drift"@en ;
  skos:definition "A failure mode in which query modification or feedback moves the retrieval representation away from the user's intended information need."@en ;
  searchplex:kind "Phenomenon"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vocabulary-mismatch/>
  ; skos:related <https://id.searchplex.net/pseudo-relevance-feedback/>
  ; skos:related <https://id.searchplex.net/query-expansion/>
  ; skos:related <https://id.searchplex.net/vocabulary-mismatch/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-expansion/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Query Expansion"@en ;
  skos:definition "Enriching a query with additional retrieval evidence intended to improve retrieval effectiveness."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Automatic Query Expansion"@en
  ; skos:altLabel "AQE"@en
  ; skos:broader <https://id.searchplex.net/query-transformation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/document-expansion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/learned-sparse-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-relaxation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-understanding/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/splade/>
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/document-expansion/>
  ; skos:related <https://id.searchplex.net/learned-sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/pseudo-relevance-feedback/>
  ; skos:related <https://id.searchplex.net/query-reformulation/>
  ; skos:related <https://id.searchplex.net/query-relaxation/>
  ; skos:related <https://id.searchplex.net/query-rewriting/>
  ; skos:related <https://id.searchplex.net/splade/>
  ; skos:related <https://id.searchplex.net/vocabulary-mismatch/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/pseudo-relevance-feedback/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-rewriting/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vocabulary-mismatch/>
  ; skos:related <https://id.searchplex.net/query-drift/>
  ; searchplex:uses <https://id.searchplex.net/pseudo-relevance-feedback/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-processing/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Query Processing"@en ;
  skos:definition "The set of operations that analyze, interpret, transform, or otherwise prepare a query for execution by a retrieval system."@en ;
  searchplex:kind "GeneralConcept"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/query-transformation/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; searchplex:hasPart <https://id.searchplex.net/query-understanding/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-reformulation/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Query Reformulation"@en ;
  skos:definition "Changing an existing query in order to better express or satisfy an information need."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:related <https://id.searchplex.net/query-expansion/>
  ; skos:related <https://id.searchplex.net/query-rewriting/>
  ; skos:related <https://id.searchplex.net/query-transformation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/iterative-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-decomposition/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-suggestion/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/conversational-search/>
  ; skos:related <https://id.searchplex.net/interactive-search/>
  ; skos:related <https://id.searchplex.net/iterative-retrieval/>
  ; skos:related <https://id.searchplex.net/pseudo-relevance-feedback/>
  ; skos:related <https://id.searchplex.net/query-suggestion/>
  ; skos:related <https://id.searchplex.net/session-search/>
  ; skos:related <https://id.searchplex.net/tip-of-the-tongue-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-relaxation/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Query Relaxation"@en ;
  skos:definition "Transforming a query or its matching requirements to make retrieval less restrictive, often to avoid zero or low-result searches."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Automatic Query Relaxation"@en
  ; skos:broader <https://id.searchplex.net/query-transformation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/exact-match/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-expansion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-rewriting/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/result-filtering/>
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/exact-match/>
  ; skos:related <https://id.searchplex.net/query-expansion/>
  ; skos:related <https://id.searchplex.net/query-rewriting/>
  ; skos:related <https://id.searchplex.net/result-filtering/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/spelling-correction/>
  ; skos:related <https://id.searchplex.net/spelling-correction/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-rewriting/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Query Rewriting"@en ;
  skos:definition "Automatically transforming an input query into another query or query representation intended to improve retrieval or execution."@en ;
  searchplex:kind "Task"@en
  ; skos:broader <https://id.searchplex.net/query-transformation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-expansion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-relaxation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/query-expansion/>
  ; skos:related <https://id.searchplex.net/query-reformulation/>
  ; skos:related <https://id.searchplex.net/query-relaxation/>
  ; skos:related <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/spelling-correction/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/spelling-correction/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-routing/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Query Routing"@en ;
  skos:definition "Choosing where or how a query should be handled, such as selecting a source, index, retriever, tool, model, strategy, or no-retrieval path."@en ;
  searchplex:kind "Task"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/federated-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-classification/>
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/federated-search/>
  ; skos:related <https://id.searchplex.net/query-classification/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-decomposition/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieval-planning/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/routing/>
  ; skos:related <https://id.searchplex.net/agentic-rag/>
  ; skos:related <https://id.searchplex.net/retrieval-planning/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-segmentation/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Query Segmentation"@en ;
  skos:definition "Dividing a search query into meaningful single-token or multi-token spans, optionally with broad semantic or operational types."@en ;
  searchplex:kind "Task"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/chunking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/named-entity-recognition/>
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/chunking/>
  ; skos:related <https://id.searchplex.net/named-entity-recognition/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-suggestion/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Query Suggestion"@en ;
  skos:definition "Generating and ranking related, alternative, or subsequent search queries intended to help a user continue, refine, or redirect a search."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Search Query Suggestion"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-autocomplete/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-reformulation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/search-as-you-type/>
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/query-autocomplete/>
  ; skos:related <https://id.searchplex.net/query-reformulation/>
  ; skos:related <https://id.searchplex.net/search-as-you-type/>
  ; skos:related <https://id.searchplex.net/session-search/>
  ; skos:related <https://id.searchplex.net/spelling-correction/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/spelling-correction/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-transformation/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Query Transformation"@en ;
  skos:definition "Changing a query representation before retrieval or ranking while preserving or clarifying the user's information need."@en ;
  searchplex:kind "Task"@en
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/query-processing/>
  ; skos:related <https://id.searchplex.net/query-reformulation/>
  ; skos:narrower <https://id.searchplex.net/query-expansion/>
  ; skos:narrower <https://id.searchplex.net/query-relaxation/>
  ; skos:narrower <https://id.searchplex.net/query-rewriting/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/query-understanding/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Query Understanding"@en ;
  skos:definition "Interpreting a user's query to infer intent, structure, entities, constraints, and useful retrieval signals."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:altLabel "Query Interpretation"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-expansion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-rewriting/>
  ; searchplex:partOf <https://id.searchplex.net/query-processing/>
  ; skos:related <https://id.searchplex.net/query-rewriting/>
  ; searchplex:hasPart <https://id.searchplex.net/entity-linking/>
  ; searchplex:hasPart <https://id.searchplex.net/named-entity-recognition/>
  ; searchplex:hasPart <https://id.searchplex.net/query-autocomplete/>
  ; searchplex:hasPart <https://id.searchplex.net/query-classification/>
  ; searchplex:hasPart <https://id.searchplex.net/query-decomposition/>
  ; searchplex:hasPart <https://id.searchplex.net/query-expansion/>
  ; searchplex:hasPart <https://id.searchplex.net/query-relaxation/>
  ; searchplex:hasPart <https://id.searchplex.net/query-routing/>
  ; searchplex:hasPart <https://id.searchplex.net/query-segmentation/>
  ; searchplex:hasPart <https://id.searchplex.net/query-suggestion/>
  ; searchplex:hasPart <https://id.searchplex.net/query-transformation/>
  ; searchplex:hasPart <https://id.searchplex.net/spelling-correction/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-classification/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-processing/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/search-as-you-type/>
  ; skos:related <https://id.searchplex.net/diversified-retrieval/>
  ; skos:related <https://id.searchplex.net/search-as-you-type/>
  ; skos:related <https://id.searchplex.net/tip-of-the-tongue-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/question-answering/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Question Answering"@en ;
  skos:definition "A task in which a system returns an answer, answer-bearing snippet, or response to a natural-language question rather than only a ranked list of documents."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "QA"@en
  ; skos:altLabel "Question-Answering"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/document-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/grounding/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/grounding/>
  ; skos:related <https://id.searchplex.net/passage-retrieval/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/deep-research/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/fiqa-2018/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/hotpotqa/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/natural-questions/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/tip-of-the-tongue-search/>
  ; skos:related <https://id.searchplex.net/deep-research/>
  ; skos:related <https://id.searchplex.net/fiqa-2018/>
  ; skos:related <https://id.searchplex.net/hotpotqa/>
  ; skos:related <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/natural-questions/>
  ; skos:related <https://id.searchplex.net/ntcir/>
  ; skos:related <https://id.searchplex.net/query-decomposition/>
  ; skos:related <https://id.searchplex.net/tip-of-the-tongue-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/rank-fusion/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Rank Fusion"@en ;
  skos:definition "A family of fusion methods that combine multiple ranked lists using rank positions or rank-derived evidence."@en ;
  searchplex:kind "Method"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/score-fusion/>
  ; skos:related <https://id.searchplex.net/result-fusion/>
  ; skos:related <https://id.searchplex.net/score-fusion/>
  ; skos:narrower <https://id.searchplex.net/reciprocal-rank-fusion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/reciprocal-rank-fusion/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/score-normalization/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/rank-sensitive-metric/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "Rank-Sensitive Metric"@en ;
  skos:definition "A family of evaluation metrics whose value depends on where relevant items appear in the ranked result list."@en ;
  searchplex:kind "Metric"@en
  ; skos:altLabel "Rank-Aware Metric"@en
  ; skos:altLabel "Ranking Metric"@en
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:narrower <https://id.searchplex.net/average-precision/>
  ; skos:narrower <https://id.searchplex.net/mean-average-precision/>
  ; skos:narrower <https://id.searchplex.net/mrr/>
  ; skos:narrower <https://id.searchplex.net/ndcg/>
  ; skos:related <https://id.searchplex.net/graded-relevance-metric/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/ranking/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Ranking"@en ;
  skos:definition "Ordering retrieved or candidate items according to estimated relevance, utility, or another objective."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Relevance Ranking"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/relevance/>
  ; skos:related <https://id.searchplex.net/candidate-retrieval/>
  ; skos:related <https://id.searchplex.net/mrr/>
  ; skos:related <https://id.searchplex.net/ndcg/>
  ; skos:related <https://id.searchplex.net/popularity-bias/>
  ; skos:related <https://id.searchplex.net/position-bias/>
  ; skos:related <https://id.searchplex.net/relevance/>
  ; skos:related <https://id.searchplex.net/serp/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/average-precision/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/beir/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/mean-average-precision/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/mrr/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/ndcg/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/precision-at-k/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/success-at-k/>
  ; skos:narrower <https://id.searchplex.net/first-stage-ranking/>
  ; skos:narrower <https://id.searchplex.net/multi-stage-ranking/>
  ; skos:narrower <https://id.searchplex.net/reranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/boolean-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/cross-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/diversified-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/learning-to-rank/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/position-bias/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/result-filtering/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/serp/>
  ; skos:related <https://id.searchplex.net/ad-hoc-retrieval/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/cutoff-metric/>
  ; skos:related <https://id.searchplex.net/diversified-retrieval/>
  ; skos:related <https://id.searchplex.net/document-retrieval/>
  ; skos:related <https://id.searchplex.net/federated-search/>
  ; skos:related <https://id.searchplex.net/ms-marco-passage-ranking/>
  ; skos:related <https://id.searchplex.net/precision-metric/>
  ; skos:related <https://id.searchplex.net/query-classification/>
  ; skos:related <https://id.searchplex.net/rank-sensitive-metric/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/search-as-you-type/>
  ; skos:related <https://id.searchplex.net/web-search/>
  ; searchplex:uses <https://id.searchplex.net/bm25/>
  ; searchplex:uses <https://id.searchplex.net/bm25f/>
  ; searchplex:uses <https://id.searchplex.net/cross-encoder/>
  ; searchplex:uses <https://id.searchplex.net/learning-to-rank/>
  ; searchplex:uses <https://id.searchplex.net/maxsim/>
  ; searchplex:uses <https://id.searchplex.net/tf-idf/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/recall-metric/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "Recall Metric"@en ;
  skos:definition "A family of retrieval or ranking evaluation metrics that emphasize coverage of relevant items."@en ;
  searchplex:kind "Metric"@en
  ; skos:altLabel "Recall-Oriented Metric"@en
  ; skos:altLabel "Recall-Based Metric"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/precision-metric/>
  ; skos:related <https://id.searchplex.net/candidate-retrieval/>
  ; skos:related <https://id.searchplex.net/cutoff-metric/>
  ; skos:related <https://id.searchplex.net/precision-metric/>
  ; skos:narrower <https://id.searchplex.net/recall-at-k/>
  ; skos:narrower <https://id.searchplex.net/success-at-k/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/recall-at-k/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "Recall@K"@en ;
  skos:definition "An evaluation metric measuring the fraction of relevant items retrieved within the top K results."@en ;
  searchplex:kind "Metric"@en
  ; skos:broader <https://id.searchplex.net/cutoff-metric/>
  ; skos:broader <https://id.searchplex.net/recall-metric/>
  ; searchplex:evaluates <https://id.searchplex.net/candidate-retrieval/>
  ; searchplex:evaluates <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/precision-at-k/>
  ; skos:related <https://id.searchplex.net/ndcg/>
  ; skos:related <https://id.searchplex.net/precision-at-k/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/success-at-k/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/success-at-k/>
  ; skos:related <https://id.searchplex.net/average-precision/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/candidate-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/reciprocal-rank-fusion/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Reciprocal Rank Fusion"@en ;
  skos:definition "A rank-fusion method that combines multiple ranked result lists using reciprocal functions of item rank."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "RRF"@en
  ; skos:broader <https://id.searchplex.net/rank-fusion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/hybrid-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rank-fusion/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/result-fusion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/score-fusion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/score-normalization/>
  ; skos:related <https://id.searchplex.net/score-normalization/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/relevance/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Relevance"@en ;
  skos:definition "The degree to which a retrieved item satisfies an information need, query, topic, or evaluation criterion."@en ;
  searchplex:kind "GeneralConcept"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/llm-as-judge/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/popularity-bias/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/position-bias/>
  ; skos:related <https://id.searchplex.net/llm-as-judge/>
  ; skos:related <https://id.searchplex.net/popularity-bias/>
  ; skos:related <https://id.searchplex.net/position-bias/>
  ; skos:related <https://id.searchplex.net/qrels/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/relevance-judgment/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Relevance Judgment"@en ;
  skos:definition "An assessment assigning a relevance label or level to an item with respect to a query, topic, or information need."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:altLabel "Relevance Assessment"@en
  ; skos:altLabel "Relevance Judgments"@en
  ; skos:altLabel "Relevance Judgements"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/llm-as-judge/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ndcg/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/llm-as-judge/>
  ; skos:related <https://id.searchplex.net/ndcg/>
  ; skos:related <https://id.searchplex.net/pooling/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/recall-at-k/>
  ; skos:related <https://id.searchplex.net/relevance/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/trec/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/pooling/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/relevance/>
  ; skos:related <https://id.searchplex.net/graded-relevance-metric/>
  ; skos:related <https://id.searchplex.net/information-filtering/>
  ; skos:related <https://id.searchplex.net/learning-to-rank/>
  ; skos:related <https://id.searchplex.net/mrr/>
  ; skos:related <https://id.searchplex.net/precision-at-k/>
  ; skos:related <https://id.searchplex.net/rank-sensitive-metric/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/reranking/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Reranking"@en ;
  skos:definition "Re-scoring or reordering a bounded candidate set using a subsequent ranking model or additional evidence."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Re-ranking"@en
  ; skos:broader <https://id.searchplex.net/ranking/>
  ; searchplex:partOf <https://id.searchplex.net/multi-stage-ranking/>
  ; searchplex:partOf <https://id.searchplex.net/retrieve-and-rerank/>
  ; skos:related <https://id.searchplex.net/candidate-retrieval/>
  ; skos:related <https://id.searchplex.net/first-stage-ranking/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/mrr/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/mteb/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/ndcg/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/cross-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/learning-to-rank/>
  ; skos:related <https://id.searchplex.net/ms-marco-passage-ranking/>
  ; skos:related <https://id.searchplex.net/mteb/>
  ; searchplex:uses <https://id.searchplex.net/cross-encoder/>
  ; searchplex:uses <https://id.searchplex.net/learning-to-rank/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/result-filtering/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Result Filtering"@en ;
  skos:definition "A method for restricting search or retrieval results to items that satisfy explicit constraints, predicates, or selected attribute values."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "Search Filtering"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/faceted-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/information-filtering/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-relaxation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/candidate-retrieval/>
  ; skos:related <https://id.searchplex.net/faceted-search/>
  ; skos:related <https://id.searchplex.net/query-relaxation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/routing/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/result-fusion/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Result Fusion"@en ;
  skos:definition "Combining outputs from multiple retrieval or ranking processes into a single result set or ranking."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:related <https://id.searchplex.net/federated-search/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/rank-fusion/>
  ; skos:related <https://id.searchplex.net/reciprocal-rank-fusion/>
  ; skos:related <https://id.searchplex.net/score-fusion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/diversified-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/federated-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Retrieval"@en ;
  skos:definition "Selecting items from a collection that are estimated to be relevant or useful for a query or information need."@en ;
  searchplex:kind "Task"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/grounding/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/candidate-retrieval/>
  ; skos:related <https://id.searchplex.net/grounding/>
  ; skos:related <https://id.searchplex.net/multi-stage-ranking/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/average-precision/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/beir/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/mean-average-precision/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/mteb/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/precision-at-k/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/recall-at-k/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/success-at-k/>
  ; skos:narrower <https://id.searchplex.net/ad-hoc-retrieval/>
  ; skos:narrower <https://id.searchplex.net/agentic-retrieval/>
  ; skos:narrower <https://id.searchplex.net/diversified-retrieval/>
  ; skos:narrower <https://id.searchplex.net/document-retrieval/>
  ; skos:narrower <https://id.searchplex.net/entity-search/>
  ; skos:narrower <https://id.searchplex.net/federated-search/>
  ; skos:narrower <https://id.searchplex.net/information-filtering/>
  ; skos:narrower <https://id.searchplex.net/interactive-search/>
  ; skos:narrower <https://id.searchplex.net/iterative-retrieval/>
  ; skos:narrower <https://id.searchplex.net/known-item-search/>
  ; skos:narrower <https://id.searchplex.net/multimodal-retrieval/>
  ; skos:narrower <https://id.searchplex.net/passage-retrieval/>
  ; skos:narrower <https://id.searchplex.net/question-answering/>
  ; skos:narrower <https://id.searchplex.net/routing/>
  ; skos:narrower <https://id.searchplex.net/single-shot-retrieval/>
  ; skos:narrower <https://id.searchplex.net/web-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/chunking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/serp/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/chunking/>
  ; skos:related <https://id.searchplex.net/cross-language-retrieval/>
  ; skos:related <https://id.searchplex.net/cutoff-metric/>
  ; skos:related <https://id.searchplex.net/document-expansion/>
  ; skos:related <https://id.searchplex.net/ms-marco-passage-ranking/>
  ; skos:related <https://id.searchplex.net/mteb/>
  ; skos:related <https://id.searchplex.net/multilingual-retrieval/>
  ; skos:related <https://id.searchplex.net/query-processing/>
  ; skos:related <https://id.searchplex.net/relevance/>
  ; skos:related <https://id.searchplex.net/serp/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; searchplex:uses <https://id.searchplex.net/approximate-nearest-neighbor-search/>
  ; searchplex:uses <https://id.searchplex.net/bm25/>
  ; searchplex:uses <https://id.searchplex.net/bm25f/>
  ; searchplex:uses <https://id.searchplex.net/boolean-retrieval/>
  ; searchplex:uses <https://id.searchplex.net/hnsw/>
  ; searchplex:uses <https://id.searchplex.net/inverted-index/>
  ; searchplex:uses <https://id.searchplex.net/tf-idf/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/retrieval-planning/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Retrieval Planning"@en ;
  skos:definition "Choosing a sequence or strategy of retrieval actions for satisfying an information need, often before or during an agentic retrieval loop."@en ;
  searchplex:kind "Task"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-decomposition/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-routing/>
  ; searchplex:partOf <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/query-decomposition/>
  ; skos:related <https://id.searchplex.net/query-routing/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-rag/>
  ; skos:related <https://id.searchplex.net/agentic-rag/>
  ; skos:related <https://id.searchplex.net/browsecomp-plus/>
  ; skos:related <https://id.searchplex.net/deep-research/>
  ; skos:related <https://id.searchplex.net/iterative-retrieval/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/rag/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Retrieval-Augmented Generation"@en ;
  skos:definition "A generation pattern in which retrieved external information is supplied to a generative model to support, condition, or ground its output."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:altLabel "RAG"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/grounding/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/agentic-rag/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/chunking/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/grounding/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/passage-retrieval/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/chunking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/conversational-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/deep-research/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multimodal-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/passage-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/conversational-search/>
  ; skos:related <https://id.searchplex.net/deep-research/>
  ; skos:related <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/multimodal-retrieval/>
  ; skos:related <https://id.searchplex.net/query-routing/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/retrieval-planning/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/retrieve-and-rerank/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Retrieve-and-Rerank"@en ;
  skos:definition "A multi-stage search pattern in which an efficient retrieval stage first produces a bounded candidate set and a subsequent, typically more expensive model rescoring or reorders those candidates."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Retrieve-Then-Rerank"@en
  ; skos:broader <https://id.searchplex.net/multi-stage-ranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/cross-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dual-encoder/>
  ; skos:related <https://id.searchplex.net/cross-encoder/>
  ; skos:related <https://id.searchplex.net/dual-encoder/>
  ; searchplex:hasPart <https://id.searchplex.net/candidate-retrieval/>
  ; searchplex:hasPart <https://id.searchplex.net/reranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multi-hop-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/reverse-image-search/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Reverse Image Search"@en ;
  skos:definition "An image-retrieval task in which the user provides an image, image URL, or visual example as the query to find visually similar, related, source, duplicate, or derivative images."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Reverse Image Retrieval"@en
  ; skos:altLabel "Search by Image"@en
  ; skos:altLabel "Image-to-Image Search"@en
  ; skos:altLabel "Similar Image Search"@en
  ; skos:broader <https://id.searchplex.net/image-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/cross-modal-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/image-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/approximate-nearest-neighbor-search/>
  ; skos:related <https://id.searchplex.net/embedding/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/routing/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Routing"@en ;
  skos:definition "An IR task in which standing queries or profiles are used to retrieve relevant items from a stream or changing supply of new documents."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Information Routing"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ad-hoc-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-routing/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/result-filtering/>
  ; skos:related <https://id.searchplex.net/ad-hoc-retrieval/>
  ; skos:related <https://id.searchplex.net/information-filtering/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/scifact/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "SciFact"@en ;
  skos:definition "A scientific claim verification and evidence-retrieval dataset used to evaluate retrieval and fact-verification systems."@en ;
  searchplex:kind "Artifact"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/document-retrieval/>
  ; skos:related <https://id.searchplex.net/ir-datasets/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/score-fusion/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Score Fusion"@en ;
  skos:definition "A family of fusion methods that combine numerical scores produced by multiple retrieval or ranking systems."@en ;
  searchplex:kind "Method"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rank-fusion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/reciprocal-rank-fusion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/score-normalization/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/rank-fusion/>
  ; skos:related <https://id.searchplex.net/result-fusion/>
  ; skos:related <https://id.searchplex.net/score-normalization/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/score-normalization/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "Score Normalization"@en ;
  skos:definition "A method for transforming scores from one or more retrieval or ranking systems onto a scale intended to make them comparable or combinable."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "Score Normalisation"@en
  ; skos:altLabel "Score Scaling"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/hybrid-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/reciprocal-rank-fusion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/score-fusion/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/rank-fusion/>
  ; skos:related <https://id.searchplex.net/reciprocal-rank-fusion/>
  ; skos:related <https://id.searchplex.net/score-fusion/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/search-as-you-type/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Search-as-You-Type"@en ;
  skos:definition "A search interaction pattern in which retrieval is executed and results are updated continuously as the user types a query."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Search As You Type"@en
  ; skos:altLabel "Typeahead Search"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-autocomplete/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-suggestion/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/query-autocomplete/>
  ; skos:related <https://id.searchplex.net/query-suggestion/>
  ; skos:related <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/spelling-correction/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/semantic-search/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Semantic Search"@en ;
  skos:definition "A broad term for search intended to retrieve according to meaning or semantic relatedness rather than relying only on literal lexical overlap."@en ;
  searchplex:kind "GeneralConcept"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/grounding/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/keyword-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/rag/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/grounding/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/image-retrieval/>
  ; skos:related <https://id.searchplex.net/keyword-search/>
  ; skos:related <https://id.searchplex.net/learned-sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/multimodal-retrieval/>
  ; skos:related <https://id.searchplex.net/rag/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/vocabulary-mismatch/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-passage-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/entity-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/exact-match/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/image-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-vector-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/web-search/>
  ; skos:related <https://id.searchplex.net/dense-passage-retrieval/>
  ; skos:related <https://id.searchplex.net/entity-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/serp/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "SERP"@en ;
  skos:definition "A search engine results page displayed in response to a user query."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:altLabel "Search Engine Results Page"@en
  ; skos:altLabel "Search Results Page"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ranking/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/faceted-search/>
  ; skos:related <https://id.searchplex.net/interactive-search/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/web-search/>
  ; skos:related <https://id.searchplex.net/diversified-retrieval/>
  ; skos:related <https://id.searchplex.net/session-search/>
  ; skos:related <https://id.searchplex.net/web-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/session-search/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Session Search"@en ;
  skos:definition "A search task or setting that considers a sequence of related user interactions within a search session rather than a single isolated query."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Search Session"@en
  ; skos:broader <https://id.searchplex.net/interactive-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ad-hoc-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/conversational-search/>
  ; skos:related <https://id.searchplex.net/conversational-search/>
  ; skos:related <https://id.searchplex.net/query-autocomplete/>
  ; skos:related <https://id.searchplex.net/query-reformulation/>
  ; skos:related <https://id.searchplex.net/query-suggestion/>
  ; skos:related <https://id.searchplex.net/serp/>
  ; skos:related <https://id.searchplex.net/single-shot-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-shot-retrieval/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/iterative-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/single-shot-retrieval/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Single-Shot Retrieval"@en ;
  skos:definition "A non-iterative retrieval setup in which a single query, topic, or information need is submitted and a result set or ranked list is produced without dependent follow-up retrieval steps."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "One-Shot Retrieval"@en
  ; skos:altLabel "Single Shot Retrieval"@en
  ; skos:altLabel "One Shot Retrieval"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ad-hoc-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/interactive-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/iterative-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multi-hop-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/session-search/>
  ; skos:related <https://id.searchplex.net/ad-hoc-retrieval/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/interactive-search/>
  ; skos:related <https://id.searchplex.net/iterative-retrieval/>
  ; skos:related <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/session-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/single-vector-retrieval/> a skos:Concept, searchplex:Representation ;
  skos:prefLabel "Single-Vector Retrieval"@en ;
  skos:definition "Retrieval in which each query, indexed item, passage, document, or chunk is represented by one vector for similarity comparison."@en ;
  searchplex:kind "Representation"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dual-encoder/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multi-vector-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/dual-encoder/>
  ; skos:related <https://id.searchplex.net/multi-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/approximate-nearest-neighbor-search/>
  ; skos:related <https://id.searchplex.net/embedding/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/sparse-retrieval/> a skos:Concept, searchplex:Representation ;
  skos:prefLabel "Sparse Retrieval"@en ;
  skos:definition "Retrieval using high-dimensional representations in which most feature dimensions have zero weight."@en ;
  searchplex:kind "Representation"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/bm25/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/learned-sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/bm25/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/tf-idf/>
  ; skos:related <https://id.searchplex.net/vector-space-model/>
  ; skos:narrower <https://id.searchplex.net/learned-sparse-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/keyword-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/dynamic-pruning/>
  ; skos:related <https://id.searchplex.net/hybrid-retrieval/>
  ; skos:related <https://id.searchplex.net/keyword-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/spelling-correction/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Spelling Correction"@en ;
  skos:definition "Detecting and correcting misspelled or mistyped query terms in order to improve query interpretation or retrieval."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Query Spelling Correction"@en
  ; skos:altLabel "Spell Correction"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-autocomplete/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-relaxation/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-rewriting/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-suggestion/>
  ; searchplex:partOf <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/query-autocomplete/>
  ; skos:related <https://id.searchplex.net/query-relaxation/>
  ; skos:related <https://id.searchplex.net/query-rewriting/>
  ; skos:related <https://id.searchplex.net/query-suggestion/>
  ; skos:related <https://id.searchplex.net/search-as-you-type/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/splade/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "SPLADE"@en ;
  skos:definition "A family of learned sparse neural retrieval models that produce sparse vocabulary-space representations for queries and documents."@en ;
  searchplex:kind "Artifact"@en
  ; skos:altLabel "Sparse Lexical and Expansion Model"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-expansion/>
  ; searchplex:realizes <https://id.searchplex.net/learned-sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/dynamic-pruning/>
  ; skos:related <https://id.searchplex.net/query-expansion/>
  ; searchplex:usedFor <https://id.searchplex.net/candidate-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/learned-sparse-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/success-at-k/> a skos:Concept, searchplex:Metric ;
  skos:prefLabel "Success@K"@en ;
  skos:definition "A cutoff evaluation metric indicating whether at least one relevant item appears within the top K results."@en ;
  searchplex:kind "Metric"@en
  ; skos:altLabel "Hit@K"@en
  ; skos:altLabel "Hits@K"@en
  ; skos:altLabel "Hit Rate@K"@en
  ; skos:broader <https://id.searchplex.net/cutoff-metric/>
  ; skos:broader <https://id.searchplex.net/recall-metric/>
  ; searchplex:evaluates <https://id.searchplex.net/ranking/>
  ; searchplex:evaluates <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/precision-at-k/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/recall-at-k/>
  ; skos:related <https://id.searchplex.net/mrr/>
  ; skos:related <https://id.searchplex.net/precision-at-k/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/recall-at-k/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/test-collection/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "Test Collection"@en ;
  skos:definition "An information-retrieval evaluation resource consisting of a document or item collection, a set of topics or queries, and relevance judgments."@en ;
  searchplex:kind "Artifact"@en
  ; skos:altLabel "IR Evaluation Dataset"@en
  ; skos:altLabel "Retrieval Evaluation Dataset"@en
  ; skos:altLabel "Search Evaluation Dataset"@en
  ; skos:altLabel "Evaluation Dataset"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/corpus/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/pooling/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trec/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/ir-datasets/>
  ; skos:related <https://id.searchplex.net/ms-marco-passage-ranking/>
  ; skos:related <https://id.searchplex.net/pooling/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/trec/>
  ; searchplex:hasPart <https://id.searchplex.net/corpus/>
  ; searchplex:hasPart <https://id.searchplex.net/qrels/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/browsecomp/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/clef/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/fire/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/inex/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ir-datasets/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/mteb/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ntcir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trecvid/>
  ; skos:related <https://id.searchplex.net/ad-hoc-retrieval/>
  ; skos:related <https://id.searchplex.net/arguana/>
  ; skos:related <https://id.searchplex.net/browsecomp-plus/>
  ; skos:related <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/fever/>
  ; skos:related <https://id.searchplex.net/fiqa-2018/>
  ; skos:related <https://id.searchplex.net/fire/>
  ; skos:related <https://id.searchplex.net/hotpotqa/>
  ; skos:related <https://id.searchplex.net/inex/>
  ; skos:related <https://id.searchplex.net/llm-as-judge/>
  ; skos:related <https://id.searchplex.net/mteb/>
  ; skos:related <https://id.searchplex.net/natural-questions/>
  ; skos:related <https://id.searchplex.net/nfcorpus/>
  ; skos:related <https://id.searchplex.net/ntcir/>
  ; skos:related <https://id.searchplex.net/scifact/>
  ; skos:related <https://id.searchplex.net/trec-covid/>
  ; skos:related <https://id.searchplex.net/trecvid/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/tf-idf/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "TF-IDF"@en ;
  skos:definition "A term-weighting method that combines term frequency with inverse document frequency to weight terms in documents, queries, or vector-space representations."@en ;
  searchplex:kind "Method"@en
  ; skos:altLabel "Term Frequency-Inverse Document Frequency"@en
  ; skos:altLabel "Term Frequency–Inverse Document Frequency"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/bm25/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/bm25/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/vector-space-model/>
  ; searchplex:usedFor <https://id.searchplex.net/ranking/>
  ; searchplex:usedFor <https://id.searchplex.net/retrieval/>
  ; skos:related <https://id.searchplex.net/bm25f/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/tip-of-the-tongue-search/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Tip-of-the-Tongue Search"@en ;
  skos:definition "A known-item search task in which the searcher is trying to re-find or identify a previously encountered item but cannot recall a precise name, title, identifier, or other direct lookup key."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Tip-of-the-Tongue Retrieval"@en
  ; skos:altLabel "Tip-of-the-Tongue Known-Item Retrieval"@en
  ; skos:altLabel "ToT Search"@en
  ; skos:altLabel "ToT Retrieval"@en
  ; skos:altLabel "ToT-KIR"@en
  ; skos:broader <https://id.searchplex.net/known-item-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ad-hoc-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/exact-match/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/known-item-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/question-answering/>
  ; skos:related <https://id.searchplex.net/interactive-search/>
  ; skos:related <https://id.searchplex.net/multimodal-retrieval/>
  ; skos:related <https://id.searchplex.net/query-reformulation/>
  ; skos:related <https://id.searchplex.net/query-understanding/>
  ; skos:related <https://id.searchplex.net/question-answering/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/trec/> a skos:Concept, searchplex:EvaluationProgram ;
  skos:prefLabel "TREC"@en ;
  skos:definition "The Text REtrieval Conference, an evaluation program and workshop series supporting large-scale information-retrieval evaluation."@en ;
  searchplex:kind "EvaluationProgram"@en
  ; skos:altLabel "Text REtrieval Conference"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/qrels/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/pooling/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/relevance-judgment/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/clef/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/fire/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/ntcir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trec-covid/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trecvid/>
  ; skos:related <https://id.searchplex.net/clef/>
  ; skos:related <https://id.searchplex.net/fire/>
  ; skos:related <https://id.searchplex.net/inex/>
  ; skos:related <https://id.searchplex.net/ir-datasets/>
  ; skos:related <https://id.searchplex.net/ntcir/>
  ; skos:related <https://id.searchplex.net/trec-covid/>
  ; skos:related <https://id.searchplex.net/trecvid/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/trec-covid/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "TREC-COVID"@en ;
  skos:definition "A COVID-19 biomedical literature retrieval test collection created through the TREC-COVID challenge."@en ;
  searchplex:kind "Artifact"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trec/>
  ; skos:related <https://id.searchplex.net/beir/>
  ; skos:related <https://id.searchplex.net/document-retrieval/>
  ; skos:related <https://id.searchplex.net/qrels/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/trec/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/trecvid/> a skos:Concept, searchplex:EvaluationProgram ;
  skos:prefLabel "TRECVID"@en ;
  skos:definition "The TREC Video Retrieval Evaluation, an evaluation campaign for content-based video analysis and retrieval."@en ;
  searchplex:kind "EvaluationProgram"@en
  ; skos:altLabel "TREC Video Retrieval Evaluation"@en
  ; skos:altLabel "TREC Video Track"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/multimodal-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/test-collection/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/trec/>
  ; skos:related <https://id.searchplex.net/cross-modal-retrieval/>
  ; skos:related <https://id.searchplex.net/image-retrieval/>
  ; skos:related <https://id.searchplex.net/multimodal-retrieval/>
  ; skos:related <https://id.searchplex.net/test-collection/>
  ; skos:related <https://id.searchplex.net/trec/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/vector-search/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Vector Search"@en ;
  skos:definition "A broad practitioner term for retrieving items using vector representations and vector similarity or distance operations."@en ;
  searchplex:kind "GeneralConcept"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/approximate-nearest-neighbor-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/embedding/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/hnsw/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-space-model/>
  ; skos:related <https://id.searchplex.net/approximate-nearest-neighbor-search/>
  ; skos:related <https://id.searchplex.net/cross-modal-retrieval/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/embedding/>
  ; skos:related <https://id.searchplex.net/hnsw/>
  ; skos:related <https://id.searchplex.net/image-retrieval/>
  ; skos:related <https://id.searchplex.net/multi-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/reverse-image-search/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/single-vector-retrieval/>
  ; skos:related <https://id.searchplex.net/vector-space-model/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/cross-modal-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-passage-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/reverse-image-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/single-vector-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/web-search/>
  ; skos:related <https://id.searchplex.net/dense-passage-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/vector-space-model/> a skos:Concept, searchplex:Representation ;
  skos:prefLabel "Vector Space Model"@en ;
  skos:definition "A classical information-retrieval model that represents documents and queries as vectors in a term space and compares them using vector similarity."@en ;
  searchplex:kind "Representation"@en
  ; skos:altLabel "VSM"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/dense-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/embedding/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/tf-idf/>
  ; skos:related <https://id.searchplex.net/vector-search/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/vocabulary-mismatch/> a skos:Concept, searchplex:Phenomenon ;
  skos:prefLabel "Vocabulary Mismatch"@en ;
  skos:definition "A retrieval failure mode or challenge in which a query and relevant documents use different terms or expressions for the same or related concepts."@en ;
  searchplex:kind "Phenomenon"@en
  ; skos:altLabel "Vocabulary Gap"@en
  ; skos:altLabel "Term Mismatch"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-drift/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/query-expansion/>
  ; skos:related <https://id.searchplex.net/dense-retrieval/>
  ; skos:related <https://id.searchplex.net/learned-sparse-retrieval/>
  ; skos:related <https://id.searchplex.net/lexical-retrieval/>
  ; skos:related <https://id.searchplex.net/query-drift/>
  ; skos:related <https://id.searchplex.net/query-expansion/>
  ; skos:related <https://id.searchplex.net/semantic-search/>
  ; skos:related <https://id.searchplex.net/document-expansion/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/wand/> a skos:Concept, searchplex:Method ;
  skos:prefLabel "WAND"@en ;
  skos:definition "A dynamic-pruning query-evaluation method that uses upper bounds on potential scores to avoid fully evaluating candidates that cannot enter the current top-k result set."@en ;
  searchplex:kind "Method"@en
  ; skos:broader <https://id.searchplex.net/dynamic-pruning/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/weakand/>
  ; skos:related <https://id.searchplex.net/block-max-wand/>
  ; skos:related <https://id.searchplex.net/weakand/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/block-max-wand/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/weakand/> a skos:Concept, searchplex:Artifact ;
  skos:prefLabel "weakAnd"@en ;
  skos:definition "A Vespa query operator that performs accelerated OR-like retrieval using a WAND-style dynamic-pruning algorithm while integrating with text matching and linguistic processing."@en ;
  searchplex:kind "Artifact"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/wand/>
  ; skos:related <https://id.searchplex.net/dynamic-pruning/>
  ; skos:related <https://id.searchplex.net/wand/>
  ; searchplex:usedFor <https://id.searchplex.net/candidate-retrieval/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/web-browsing-agent/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Web Browsing Agent"@en ;
  skos:definition "An AI agent that uses a web browser or web-search tools to navigate pages, issue searches, inspect sources, and gather information for a task."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:altLabel "Browsing Agent"@en
  ; skos:altLabel "Web Agent"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/agentic-retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/browsecomp/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/web-search/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/deep-research/>
  ; skos:related <https://id.searchplex.net/multi-hop-retrieval/>
  ; skos:related <https://id.searchplex.net/retrieval-planning/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent-evaluation/>
  ; skos:related <https://id.searchplex.net/web-search/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/browsecomp/>
  ; skos:related <https://id.searchplex.net/browsecomp/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/web-browsing-agent-evaluation/> a skos:Concept, searchplex:GeneralConcept ;
  skos:prefLabel "Web Browsing Agent Evaluation"@en ;
  skos:definition "Evaluation of agents that search, browse, inspect web sources, and synthesize answers or results from information found on the web."@en ;
  searchplex:kind "GeneralConcept"@en
  ; skos:altLabel "Browsing Agent Evaluation"@en
  ; skos:altLabel "Web Agent Evaluation"@en
  ; searchplex:notEquivalentTo <https://id.searchplex.net/beir/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/mteb/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/web-search/>
  ; skos:related <https://id.searchplex.net/agentic-retrieval/>
  ; skos:related <https://id.searchplex.net/browsecomp/>
  ; skos:related <https://id.searchplex.net/browsecomp-plus/>
  ; skos:related <https://id.searchplex.net/deep-research/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent/>
  ; skos:related <https://id.searchplex.net/web-search/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/browsecomp/>
  ; searchplex:evaluatedBy <https://id.searchplex.net/browsecomp-plus/>
  .

@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix searchplex: <https://id.searchplex.net/vocab#> .

<https://id.searchplex.net/web-search/> a skos:Concept, searchplex:Task ;
  skos:prefLabel "Web Search"@en ;
  skos:definition "A search task or system setting focused on retrieving and ranking information from web-scale or web-like collections for user queries."@en ;
  searchplex:kind "Task"@en
  ; skos:altLabel "Web Retrieval"@en
  ; skos:broader <https://id.searchplex.net/retrieval/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/semantic-search/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/serp/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/vector-search/>
  ; skos:related <https://id.searchplex.net/document-retrieval/>
  ; skos:related <https://id.searchplex.net/known-item-search/>
  ; skos:related <https://id.searchplex.net/ranking/>
  ; skos:related <https://id.searchplex.net/serp/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/web-browsing-agent/>
  ; searchplex:notEquivalentTo <https://id.searchplex.net/web-browsing-agent-evaluation/>
  ; skos:related <https://id.searchplex.net/browsecomp/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent/>
  ; skos:related <https://id.searchplex.net/web-browsing-agent-evaluation/>
  .