Author

Ziming Hong

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#machine learning Preprint Sep 2026

Storage Is Not Strategy: State-Conditioned Support Control for LLM Unlearning

Many localized large language model (LLM) unlearning methods select a small parameter subset from a localization signal and keep it fixed during optimization. The parameters most associated with a target, however, need not be the best ones to update, and candidate interventions can change value as optimization proceeds...

Tian-Hao Qian, Zi-Ming Hong, Chong-Yang Gao et al. · 0 citations

Preprint Aug 2026

When Agents Learn to Be You: Benchmarking Privacy Leakage, Impersonation Risk, and Defenses in Persona Skills

AntiSkillBench is introduced, an end-to-end benchmark for evaluating risks and defenses across the persona-skill pipeline, and experiments show that persona-skill risks persist across agent backbones and distillation protocols, extending from explicit attributes to communication styles and personality traits.

Yongli Xiang, Zhi-Fang Zhang, Bojun Yang et al. · 2 citations