Author

Yue Zhao

University of Southern California

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#artificial intelligence Jun 2026

DOG-DPO:Dynamic Optimization in Geometry for Safety Alignment

DOG-DPO is proposed, a training-free data selection framework that treats preference pairs as structured geometric signals and recovers most of the safety gains of full-data training while remaining entirely teacher-free, training-free, and substantially faster than representative selection baselines.

Yi Nian, Tiankai Yang, Yudi Zhang et al. · arXiv.org · 1 citation

Preprint Aug 2026

WeClawArena: An Auditable Sandbox and Benchmark for Cross-User Agents Collaboration and Security in Human-Centered Agent Networks

WeClawArena is introduced, an auditable benchmark and runtime sandbox for multi-party owned-agent collaboration over personal workspaces and audits attack success from bounded runtime evidence, supporting diagnosis of task breakdown, privacy leakage, poisoned evidence, and invalid authority paths.

P. Wang, Ao-Jie Yuan, Haiyu Zhang et al. · 1 citation

#machine learning Preprint Aug 2026

CatchBench: When Can an Agent Failure Be Caught?

CatchBench puts one auditor's question to three information states: the declared configuration before a run (PRE), a growing prefix of its trace (LIVE), and the finished trace (POST), which none scores all three under one task-method interface.

Yue Zhao, Meng-Yuan Li, Ruo-Lin Li et al. · 4 citations · ⚡1