3 papers
cs.AI2026
How Chain-of-Thought Works? Tracing Information Flow from Decoding, Projection, and Activation
Hao Yang, Qinghua Zhao, Lei Li +2
Chain-of-Thought (CoT) prompting significantly enhances model reasoning, yet its internal mechanisms remain poorly understood. We analyze CoT's operational principles by reversely…
cs.LG2025
Beyond Frequency: The Role of Redundancy in Large Language Model Memorization
Jie Zhang, Qinghua Zhao, Chi-ho Lin +2
Memorization in large language models poses critical risks for privacy and fairness as these systems scale to billions of parameters. While previous studies established correlation…
cs.CL2025
Reassessing the Role of Chain-of-Thought in Sentiment Analysis: Insights and Limitations
Kaiyuan Zheng, Qinghua Zhao, Lei Li
The relationship between language and thought remains an unresolved philosophical issue. Existing viewpoints can be broadly categorized into two schools: one asserting their indepe…