{
  "altLabels": [
    "Sparse Lexical and Expansion Model"
  ],
  "artifactKind": "Model",
  "definition": "A family of learned sparse neural retrieval models that produce sparse vocabulary-space representations for queries and documents.",
  "id": "splade",
  "kind": "Artifact",
  "license": "https://creativecommons.org/publicdomain/zero/1.0/",
  "links": [
    {
      "label": "SPLADE paper",
      "type": "definingReference",
      "url": "https://doi.org/10.1145/3404835.3463098"
    }
  ],
  "modifiedAt": "2026-09-12T21:39:00Z",
  "prefLabel": "SPLADE",
  "publisher": {
    "name": "Searchplex",
    "url": "https://searchplex.net/"
  },
  "relations": [
    {
      "target": "query-expansion",
      "type": "notEquivalentTo"
    },
    {
      "target": "learned-sparse-retrieval",
      "type": "realizes"
    },
    {
      "target": "dynamic-pruning",
      "type": "related"
    },
    {
      "note": "SPLADE has expansion-like behavior but is not the query-expansion task.",
      "target": "query-expansion",
      "type": "related"
    },
    {
      "target": "candidate-retrieval",
      "type": "usedFor"
    }
  ],
  "representations": {
    "html": "https://id.searchplex.net/splade/",
    "json": "https://id.searchplex.net/splade.json",
    "jsonld": "https://id.searchplex.net/splade.jsonld"
  },
  "scheme": "https://id.searchplex.net/scheme/",
  "scopeNote": "SPLADE learns sparse expansion-like activations and is commonly used for first-stage retrieval or ranking. It is an implementation/model family within learned sparse retrieval, not a synonym for either learned sparse retrieval generally or query expansion.",
  "status": "published",
  "terms": [
    {
      "community": "academic",
      "label": "Sparse Expansion Model",
      "usage": "nearSynonym"
    }
  ],
  "uri": "https://id.searchplex.net/splade/"
}