ConceptSparse Lexical and Expansion

SPLADE

A learned sparse retrieval method that generates weighted term representations through a neural network, combining the efficiency of sparse retrieval with semantic expansion capability. It is often used for exact lexical matching in hybrid search.

Timeline (last 90 days)

Aug 31

SPLADE and DeepImpact are representatives of learned sparse retrieval, producing sparse vectors whose per-term weights are learned by a neural network and enabling term expansion.

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Unverified

SPLADE and DeepImpact are representatives of learned sparse retrieval, producing sparse vectors whose per-term weights are learned by a neural network and enabling term expansion.

50%

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