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cs.LG2026
DiagLoop: A Counterfactual Data Flywheel with Stage-Localized Reinforcement for Diagnostic LLMs
Jian Zhang, Bingyi Wang, Yizhi Liu
Causal diagnostic models must explain how conclusions follow from evidence because diagnoses guide repairs and treatments. Yet serious cases are scarce, records rarely contain reas…
cs.LG2026
CausalOPD: First-Wrong-Step Supervision for Distilling Causal Chain Reasoning
Jian Zhang, Bingyi Wang, Yizhi Liu
Many critical reasoning tasks, including clinical diagnosis, legal judgment, and industrial fault diagnosis, require step-dependent causal chains in which early errors propagate an…