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Qing-Yuan Tian

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#artificial intelligence Preprint Sep 2026

Group-Marginalized Self-Rewarding RL Drives Zero-Label Self-Evolving

GMAE aggregates reward realizations across possible contexts into a response-level distribution and estimates expected advantages, which exhibits stable learning, low extra cost, and good applicability across training datasets and RL backbones.

Yiming Wang, Yikang Liu, Qing-Yuan Tian et al. · 0 citations
Preprint Aug 2026

Enhancing Social Intelligence in LLMs with Hierarchical Reasoning and Utterance-Level Goal Rewarding

This work introduces Linearized Hierarchical Reinforcement Learning with Variance-Gated Rewards (LHRL-VGR), a novel algorithm that dynamically routes rewards - balancing goal completion and strategy adherence - based on the variance of goal achievement scores.

Xiaofeng Wang, Kakam Chong, Shuai Xiao et al. · 0 citations

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