Author

Wei Hu

View on Semantic Scholar

2 papers indexed here

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

#machine learning Preprint Sep 2026

Dense Process Supervision for Search Agents via Fact Utility Estimation

A dense process supervision method based on fact utility estimation, which models the reasoning process as the accumulation of discrete evidence facts, and converts the estimated fact utilities into dense step-level rewards to guide RL training.

Rongzhi Zhu, Xiang-Yu Liu, Yi Liu et al. · 0 citations

#artificial intelligence Preprint Sep 2026

Polished but Unresolved: Identifying Late-Stage Pressure States in Long-Horizon Tool-Use Agents

Probe-Sensed Pressure Relief (PSPR) is proposed, a plugin that applies lightweight pressure relief direction under moderate pressure and moves to structured organization under high pressure risk.

Haoyang Chen, Yi Liu, Jianzhi Shao et al. · 0 citations