Author

Bing-Yi Wang

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Preprint Aug 2026

DiagLoop: A Counterfactual Data Flywheel with Stage-Localized Reinforcement for Diagnostic LLMs

DiagLoop is presented, a counterfactual data flywheel that converts codified physical relations or clinical guidelines, authored once per mechanism family, into training supervision beyond recorded cases, and improves strict path correctness over the strongest conventional baseline.

Jian Zhang, Bing-Yi Wang, Yi-Zhi Liu · 0 citations

#machine learning Preprint Aug 2026

CoEvo: Oracle-Grounded Self-Evolution of a Single Model for Multi-Step Causal Reasoning

Multi-step causal reasoning requires chaining inferences where each step constrains the next. An early error propagates silently, and a correct answer reached via flawed logic evades outcome-level detection. In specialized domains, teacher LLMs err on intermediate steps, safety constraints restrict cloud distillation,...

Jian Zhang, Bing-Yi Wang, Yi-Zhi Liu · 0 citations