Author

Jia-Cheng Shi

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Preprint Aug 2026

DocPO: Advancing Document Policy Optimization via Tailored Step-Aware Rewards

This work proposes Step-Aware Annealing (SAA), a plug-and-play reward sharpening mechanism that progressively increases reward curvature during training, amplifying subtle quality differences among high-scoring samples while preserving stability in early learning.

Yunhao Wang, Bing-Hong Wu, Zhenyu Huang et al. · 0 citations