MaxSim Unifies Sparse Retrieval and Logical Operations
UMass researchers theoretically proved that the MaxSim operation in late-interaction models can exactly reproduce sparse vector inner products and support logical operations. This extension to real-valued inner products enhances retrieval quality for complex queries in models like ColBERT.
2026-07-08 ~ 2026-07-08 · 2 related posts
- MaxSim Unifies Sparse Retrieval and Logical Operations — umass · 2026-07-08
- Quantifying and Extending Late Interaction Retrieval Models — _reachsumit · 2026-07-08