COLM paper: legible chain-of-thought steps aren't necessarily important
LauraRuis · x · 2026-09-05
A COLM 2026 paper, "Legibility is Not Interpretability: Comparing Judged and Actual Importance in Chain-Of-Thought Reasoning", finds that reasoning steps which look meaningful are not necessarily actually important, challenging the practice of evaluating CoT quality by readability.
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