From Concept Alignment to Causal Grounding: An Intervention Test of Chain-of-Thought Faithfulness
Chain-of-thought (CoT) can sound plausible yet be unfaithful to the model's underlying reasoning. Most prior work probes CoT faithfulness through input--output behavior or input attributions, leaving internal computation largely underexplored. We instead cast faithfulness as internal concept grounding: Does a large lan...
Qianli Wang, Yilong Wang, Dennis Wei et al.
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