Yucheng Du

yucheng-du

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https://yucheng-du.github.io/

AI & ML interests

LLM reliability, mechanistic interpretability, AI auditing, computational linguistics

Recent Activity

submitted a paper 27 days ago

Recognition-Refusal Misalignment in LLMs: Why Models Answer Structurally Unanswerable Questions

authored a paper 27 days ago

Geometric Deviation as an Unsupervised Pre-Generation Reliability Signal: Probing LLM Representations for Answerability

authored a paper 27 days ago

Recognition-Refusal Misalignment in LLMs: Why Models Answer Structurally Unanswerable Questions

View all activity

Organizations

submitted a paper to Daily Papers 27 days ago

Recognition-Refusal Misalignment in LLMs: Why Models Answer Structurally Unanswerable Questions

Paper • 2608.29109 • Published Aug 29 • 17

authored 2 papers 27 days ago

Geometric Deviation as an Unsupervised Pre-Generation Reliability Signal: Probing LLM Representations for Answerability

Paper • 2605.03196 • Published May 4

Recognition-Refusal Misalignment in LLMs: Why Models Answer Structurally Unanswerable Questions

Paper • 2608.29109 • Published Aug 29 • 17