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相关论文: Data Shifts Hurt CoT: A Theoretical Study

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Chain-of-Thought (CoT) prompting has been shown to be effective in eliciting structured reasoning (i.e., CoT reasoning) from large language models (LLMs). Regardless of its popularity, recent studies expose its failures in some reasoning…

人工智能 · 计算机科学 2026-05-12 Chengshuai Zhao , Zhen Tan , Pingchuan Ma , Dawei Li , Bohan Jiang , Yancheng Wang , Yingzhen Yang , Huan Liu

Chain of Thought (CoT) prompting has been shown to significantly improve the performance of large language models (LLMs), particularly in arithmetic and reasoning tasks, by instructing the model to produce intermediate reasoning steps.…

机器学习 · 计算机科学 2025-03-03 Jianhao Huang , Zixuan Wang , Jason D. Lee

Large language models (LLMs) achieve strong performance on code generation, but the mechanisms by which Chain-of-Thought (CoT) prompting helps remain unclear. We present a systematic empirical and information-theoretic study of CoT…

软件工程 · 计算机科学 2025-12-11 Naizhu Jin , Zhong Li , Guang Yang , Tian Zhang , Qingkai Zeng

Few-shot Chain-of-Thought (CoT) prompting has demonstrated strong performance in improving the reasoning capabilities of large language models (LLMs). While theoretical investigations have been conducted to understand CoT, the underlying…

计算与语言 · 计算机科学 2024-10-23 Yingqian Cui , Pengfei He , Xianfeng Tang , Qi He , Chen Luo , Jiliang Tang , Yue Xing

Chain-of-Thought (CoT) has been shown to empirically improve Transformers' performance, and theoretically increase their expressivity to Turing completeness. However, whether Transformers can learn to generalize to CoT traces longer than…

机器学习 · 计算机科学 2026-04-29 Oliver Kraus , Yash Sarrof , Yuekun Yao , Alexander Koller , Michael Hahn

Long chain-of-thought (Long-CoT) reasoning models have motivated a growing body of work on compressing reasoning traces to reduce inference cost, yet existing evaluations focus almost exclusively on task accuracy and token savings.…

计算与语言 · 计算机科学 2026-04-07 Lingjie Zeng , Xiaofan Chen , Yanbo Wang , Xiuying Chen

Chain-of-Thought (CoT) is an efficient prompting method that enables the reasoning ability of large language models by augmenting the query using multiple examples with multiple intermediate steps. Despite the empirical success, the…

机器学习 · 计算机科学 2025-05-27 Hongkang Li , Songtao Lu , Pin-Yu Chen , Xiaodong Cui , Meng Wang

Generating a Chain of Thought (CoT) has been shown to consistently improve large language model (LLM) performance on a wide range of NLP tasks. However, prior work has mainly focused on logical reasoning tasks (e.g. arithmetic, commonsense…

计算与语言 · 计算机科学 2023-06-06 Omar Shaikh , Hongxin Zhang , William Held , Michael Bernstein , Diyi Yang

Chain-of-thought (CoT) prompting is a de-facto standard technique to elicit reasoning-like responses from large language models (LLMs), allowing them to spell out individual steps before giving a final answer. While the resemblance to…

人工智能 · 计算机科学 2026-02-26 Gregor Bachmann , Yichen Jiang , Seyed Mohsen Moosavi Dezfooli , Moin Nabi

Chain-of-Thought (CoT) has become a vital technique for enhancing the performance of Large Language Models (LLMs), attracting increasing attention from researchers. One stream of approaches focuses on the iterative enhancement of LLMs by…

计算与语言 · 计算机科学 2024-10-08 Yongheng Zhang , Qiguang Chen , Jingxuan Zhou , Peng Wang , Jiasheng Si , Jin Wang , Wenpeng Lu , Libo Qin

Learning complex functions that involve multi-step reasoning poses a significant challenge for standard supervised learning from input-output examples. Chain-of-thought (CoT) supervision, which provides intermediate reasoning steps together…

机器学习 · 统计学 2025-05-23 Awni Altabaa , Omar Montasser , John Lafferty

Chain-of-Thought (CoT) and Looped Transformers have been shown to empirically improve performance on reasoning tasks and to theoretically enhance expressivity by recursively increasing the number of computational steps. However, their…

机器学习 · 计算机科学 2025-10-27 Kevin Xu , Issei Sato

Large language models (LLMs) are increasingly being applied to clinical care, a domain where both accuracy and transparent reasoning are critical for safe and trustworthy deployment. Chain-of-thought (CoT) prompting, which elicits…

计算与语言 · 计算机科学 2025-12-09 Jiageng Wu , Kevin Xie , Bowen Gu , Nils Krüger , Kueiyu Joshua Lin , Jie Yang

Explanations are often promoted as tools for transparency, but they can also foster confirmation bias; users may assume reasoning is correct whenever outputs appear acceptable. We study this double-edged role of Chain-of-Thought (CoT)…

计算与语言 · 计算机科学 2025-11-20 Eunkyu Park , Wesley Hanwen Deng , Vasudha Varadarajan , Mingxi Yan , Gunhee Kim , Maarten Sap , Motahhare Eslami

Large language models (LLMs) perform better when they produce step-by-step, "Chain-of-Thought" (CoT) reasoning before answering a question, but it is unclear if the stated reasoning is a faithful explanation of the model's actual reasoning…

Chain-of-Thought (CoT) reasoning enhances the problem-solving ability of large language models (LLMs) but leads to substantial inference overhead, limiting deployment in resource-constrained settings. This paper investigates efficient CoT…

人工智能 · 计算机科学 2025-12-03 Ziqian Bi , Kaijie Chen , Tianyang Wang , Junfeng Hao , Benji Peng , Xinyuan Song

Chain-of-Thought (CoT) reasoning has emerged as a powerful tool for enhancing the problem-solving capabilities of large language models (LLMs). However, the theoretical foundations of learning from CoT data remain underdeveloped, and…

人工智能 · 计算机科学 2025-07-29 Shai Shalev-Shwartz , Amnon Shashua

The performance of modern language models (LMs) has been improved by chain-of-thought (CoT) reasoning, i.e., the process of generating intermediate results that guide the model towards a final answer. A possible explanation for this…

计算与语言 · 计算机科学 2025-01-27 Franz Nowak , Anej Svete , Alexandra Butoi , Ryan Cotterell

Long chain-of-thought (CoT) supervision has become a common strategy to enhance reasoning in language models. While effective for large models, we identify a phenomenon we call Long CoT Degradation, in which small language models (SLMs;…

计算与语言 · 计算机科学 2025-10-02 Renjie Luo , Jiaxi Li , Chen Huang , Wei Lu

Chain-of-thought emerges as a promising technique for eliciting reasoning capabilities from Large Language Models (LLMs). However, it does not always improve task performance or accurately represent reasoning processes, leaving unresolved…

计算与语言 · 计算机科学 2024-12-13 Guangsheng Bao , Hongbo Zhang , Cunxiang Wang , Linyi Yang , Yue Zhang