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Tf Idf Retriever has 11 facts recorded in Dontopedia across 2 references.
Mostly:is lightweight retrieval algorithm(1), shares index search api(1), uses cosine similarity scoring(1)
usesSparseVectorRepresentationdependencyConstraintimplementsApiusesScoringMethodusesRepresentationrdfs:labelrdf:typeOther subjects in dontopedia point AT this entity as a value. These are inverse relationships — e.g. “X motherOf this subject” — and answer questions the forward facts can't. Grouped by predicate.
includesImplementationOfIncludes Implementation of(1)ex:agent-retrieval-subpackagesharesIndexSearchApiShares Index Search Api(1)ex:bm25-retrieverTimeline axis is valid_time — when each source says the fact was true in the world, not when Dontopedia learned about it. Retracted rows are kept for provenance; coloured stripes indicate the context kind.
doc:agent/fetch-5/e34925d1-6975-4746-8465-1ad93fac33cc[2026-02-04 21:17] traves_theberge: dd BM25 and TF-IDF retrievers for agent memory search Add agent/retrieval subpackage with a shared tokenizer and two lightweight retrieval algorithms BM25 (Okapi BM25): term frequency with saturation, ID…
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