Author

Yuan Sun

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#artificial intelligence Preprint Feb 2025

Information-Geometric Inverse Distillation for Enhancing Adversarial Transferability

It is proved that, under a matched fixed-anchor implementation, soft-label cross-entropy and KL divergence differ only by a constant entropy term and therefore induce identical gradients, Hessians, and adversarial optimization trajectories.

Wenyuan Wu, Yuan Sun, Ying-Ke Chen et al. · 2 citations

Preprint Aug 2026

Multi-Branch Policy Optimization for Multimodal Large Language Models

This work proposes Multi-Branch Policy Optimization (MBPO), a tree-based framework that constructs reasoning trees at vision-language decision boundaries, enabling sibling branches to explore diverse visual hypotheses and assigning segment-level credit through branch-relative advantages.

Shuai Lyu, Yu-Ning Gong, Rui-Ling Gao et al. · 0 citations