Author

Yihong Zhuang

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Preprint Aug 2026

RoMeRL: Balancing Feedback Coverage and the Memory-Reward Trap in Self-Evolving Agent Memory via Reduced-Order Utility States

Learning-based memory systems for self-evolving LLM agents face two tightly coupled challenges. First, trajectory-indexed utilities grow with the interaction history, thereby dispersing limited feedback over an ever-expanding state space. Second, because trajectory-level rewards are jointly assigned to co-retrieved mem...

Yi Yang, Zhen-Nan Chen, Yihong Zhuang et al. · 0 citations

Jul 2026

BridgeAlign: Bridging Preference Alignment for Humanities and Social Sciences

Aligning over 210k synthetic preference samples, BridgeAlign enables Qwen3-8B to achieve the best average across 17 benchmarks against 11 strong baselines, leading on both human-preference and knowledge-based capabilities at once, with no trade-off between them.

Ru Peng, Haokai Xu, Xijun Gu et al. · arXiv.org · 0 citations