Author

Jiaxing Huang

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Preprint Aug 2026

SafeCA: Safe Cross-Attention Localization and Regulation for Text-to-Video Jailbreak Defense

This work experimentally and systematically analyzes the differences between clean and jailbreak samples in the cross-attention feature space, revealing for the first time a cumulative separation effect and a progressively increasing trend of linear separability between the two during the diffusion process.

Si-Yuan Liang, Yupeng Qiu, Junfeng Fang et al. · 0 citations

Preprint Aug 2026

Branch2Skill: Efficient Skill Evolution Through Reasoning Trees

Branch2Skill is introduced, an efficient framework that transforms a single reasoning tree into dense supervision for skill evolution, demonstrating that reasoning trees can support not only more effective trajectory search, but also richer supervision for more efficient skill improvement.

Yanwei Ren, Hao-Tian Zhang, Li-Kang Xiao et al. · 0 citations