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Xin-Peng Shen

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#machine learning Preprint Sep 2026

On the Lexical Superstition of Large Language Models for Code Comprehension: Re-evaluation on Code of Low Lexical Quality

Face/Off is introduced, a semantics-preserving identifier-renaming framework, and progressive naming conditions across multiple models and code-comprehension tasks are evaluated, revealing a systematic vulnerability in how current LLMs balance lexical cues against program structure.

Xin-Peng Shen, San-Zhuo Xi, Ya-Li Du et al. · 0 citations