Author

Rui-Peng Xu

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#natural language process... Preprint Sep 2026

CORE: Conflict-Oriented Reasoning Elimination for Verifiable Language-Model Search

Test-time reasoning systems often respond to failure by restarting or revising the latest step, even when an earlier decision caused the error. We introduce CORE, a search controller that requests a certified conflict core from a verifier, backjumps to the latest decision in that core, and caches the conflict to avoid...

Si-Yu Song, Rui-Peng Xu, Jia Lin et al. · 0 citations

#artificial intelligence Preprint Sep 2026

Financial Fragility in Societies of LLM Agents: Coordination Failures and Stabilizing Mechanisms

FRAIL, a controlled experimental framework that places LLM agents in three dynamic financial environments, shows that individually capable agents do not automatically form safe financial systems, highlighting system-level evaluation and interaction design as central problems for financial AI safety.

Zhen-Hao Fu, Rui-Peng Xu, Qi-Bing Ren · 0 citations