arxiv
PublishedApril 24, 2026 at 4:00 AM
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From Tokens to Concepts: Leveraging SAE for SPLADE
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arXiv:2604.21511v1 Announce Type: cross Abstract: Learned Sparse IR models, such as SPLADE, offer an excellent efficiency-effectiveness tradeoff. However, they rely on the underlying backbone vocabulary, which might hinder performance (polysemicity and synonymy) and pose a challenge for multi-lingua
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Originally published on arxiv ↗