News

15 September 2026 Updated preprint: Opacity Is Not Just Opacity.
14 September 2026 New preprint: Top-K Is Not a Budget for Hybrid Retrieval.
14 September 2026 New preprint: Opacity Is Not Just Opacity.
31 August 2026 Updated preprint: Query Expansion Should Be Coordinated: Dense Expands, Sparse Anchors.
16 August 2026 New preprint (v1): Query Expansion Should Be Coordinated: Dense Expands, Sparse Anchors.
7 August 2026 New preprint: Exact Adaptive Hybrid Retrieval Without Fixed Top-L Cutoffs.