Author

Xiao-Ran Shang

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#machine learning Preprint Sep 2026

MetaRSI / RSI2: A Meta-Recursive Self-Improving System for Recursive Self-Improving Systems Themselves

This work argues RSI must next operate across real, diverse scientific, engineering, and meta-scientific domains, not where formal evaluation is merely tractable, and presents MetaRSI-v1, where improvement is the scheduled composition of three typed operators over one unified paradigm.

Zi-Hang Tan, Lei-Xin Sun, Zi-Tong Shi et al. · 6 citations · ⚡1

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