2 papers
cs.AI2026
Aggregation Queries over Unstructured Text: Benchmark and Agentic Method
Haojia Zhu, Qinyuan Xu, Haoyu Li +4
Aggregation query over free text is a long-standing yet underexplored problem. Unlike ordinary question answering, aggregate queries require exhaustive evidence collection and syst…
cs.LG2025
Tactic: Adaptive Sparse Attention with Clustering and Distribution Fitting for Long-Context LLMs
Kan Zhu, Tian Tang, Qinyu Xu +7
Long-context models are essential for many applications but face inefficiencies in loading large KV caches during decoding. Prior methods enforce fixed token budgets for sparse att…