Beyond Trajectory Rewards: Step-level Credit Assignment for Agentic Search via Graph Modeling 文章

ArXiv CS.AI2026-05-29NEWSen作者: Yuchen Liu, Yingjie Feng, Lixiong Qin, Jiasi Chen, Jianing Yu, Sheng Gao, Sheng Yang, Weiran Xu
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Beyond Trajectory Rewards: Step-level Credit Assignment for Agentic Search via Graph Modeling · 相关技术

相关技术

Step Advantage Policy OptimizationEntity-Relation graphGraph-Distance Contribution RewardAgentic Search