Yixiong Chen

2 papers indexed

arxivcs.AI2026-07-12

The Compliance Trap: Diagnosing How AI Agents Consume Conflicting Memory

Memory is becoming a core component of long-horizon AI agents, allowing agents to reuse past experience when operating web browsers, software tools, and other interactive environments. Existing work mostly treats memory as a supply problem, asking what experience to write, how to…

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arxivcs.AI2026-07-12

Agentic-DPO: From Imitation to Agentic Policy Optimization on Expert Trajectories

Yixiong Chen, Alan Yuille

Large Language Model (LLM) agents are commonly trained from expert trajectories using supervised fine-tuning (SFT), which treats multi-turn agent behavior as ordinary text imitation. This recipe is simple and low-cost, but it only learns to imitate the sequence of expert actions,…

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