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cs.IR2026
Data Curation and Model Souping: Unlocking Qwen3-0.6B for MS MARCO Passage Ranking
Shuguang Han
This report studies passage retrieval and re-ranking on the MS MARCO benchmark using lightweight Qwen3-0.6B models. Across three experimental settings --- BM25-then-reranking task,…
math.OA2026
Operators with disconnected spectrum in von Neumann algebras
Minghui Ma, Rui Shi, Tianze Wang
Let be a von Neumann algebra, a weak-operator dense ideal in , and a unitarily invariant -dominating norm on .…