2 papers
cs.CL2026
STOP: Structured On-Policy Pruning of Long-Form Reasoning in Low-Data Regimes
Chenjun Xu, Zhennan Zhou, Zhan Su +3
Long chain-of-thought (Long CoT) reasoning improves performance on multi-step problems, but it also induces overthinking: models often generate low-yield reasoning that increases i…
cs.CL2025
Leveraging Hierarchical Organization for Medical Multi-document Summarization
Yi-Li Hsu, Katelyn X. Mei, Lucy Lu Wang
Medical multi-document summarization (MDS) is a complex task that requires effectively managing cross-document relationships. This paper investigates whether incorporating hierarch…