English
Related papers

Related papers: Selective Forgetting for Large Reasoning Models

200 papers

Large Language Models (LLMs) are widely used for temporal prediction, but their reliance on pretraining data raises contamination concerns, as accurate predictions on pre-cutoff test data may reflect memorization rather than reasoning,…

Computation and Language · Computer Science 2025-10-16 Xin Gao , Ruiyi Zhang , Daniel Du , Saurabh Mahindre , Sai Ashish Somayajula , Pengtao Xie

Large Reasoning Models (LRMs), which autonomously produce a reasoning Chain of Thought (CoT) before producing final responses, offer a promising approach to interpreting and monitoring model behaviors. Inspired by the observation that…

Computation and Language · Computer Science 2025-07-08 Jianshuo Dong , Yujia Fu , Chuanrui Hu , Chao Zhang , Han Qiu

Large Language Models (LLMs) are known to be vulnerable to jailbreak attacks. An important observation is that, while different types of jailbreak attacks can generate significantly different queries, they mostly result in similar responses…

Cryptography and Security · Computer Science 2025-05-21 Zhexin Zhang , Junxiao Yang , Yida Lu , Pei Ke , Shiyao Cui , Chujie Zheng , Hongning Wang , Minlie Huang

Large Language Models (LLMs) are increasingly integrated into real-world applications, raising concerns about privacy, security and the need to remove undesirable knowledge. Machine Unlearning has emerged as a promising solution, yet faces…

Machine Learning · Computer Science 2025-10-22 Yisheng Zhong , Zhengbang Yang , Zhuangdi Zhu

Rote learning is a memorization technique based on repetition. Many researchers argue that rote learning hinders generalization because it encourages verbatim memorization rather than deeper understanding. This concern extends even to…

Computation and Language · Computer Science 2026-03-03 Qinyuan Wu , Soumi Das , Mahsa Amani , Bishwamittra Ghosh , Mohammad Aflah Khan , Krishna P. Gummadi , Muhammad Bilal Zafar

Large language models (LLMs) can effectively handle outdated information through knowledge editing. However, current approaches face two key limitations: (I) Poor generalization: Most approaches rigidly inject new knowledge without ensuring…

Computation and Language · Computer Science 2026-04-08 Jinhu Fu , Yan Bai , Longzhu He , Yihang Lou , Yanxiao Zhao , Li Sun , Sen Su

In this paper, we investigate knowledge forgetting in large language models with a focus on its generalisation, ensuring that models forget not only specific training samples but also related implicit knowledge. To this end, we begin by…

Computation and Language · Computer Science 2025-10-10 Huazheng Wang , Yongcheng Jing , Haifeng Sun , Yingjie Wang , Jingyu Wang , Jianxin Liao , Dacheng Tao

Large reasoning models (LRMs) excel on complex problems but face a critical barrier to efficiency: reinforcement learning (RL) training requires long rollouts for outcome-based rewards, where autoregressive decoding dominates time and…

Machine Learning · Computer Science 2026-02-20 Zeliang Zhang , Xiaodong Liu , Hao Cheng , Hao Sun , Chenliang Xu , Jianfeng Gao

The significant advancements in large language models (LLMs) give rise to a promising research direction, i.e., leveraging LLMs as recommenders (LLMRec). The efficacy of LLMRec arises from the open-world knowledge and reasoning capabilities…

Information Retrieval · Computer Science 2024-07-02 Hangyu Wang , Jianghao Lin , Bo Chen , Yang Yang , Ruiming Tang , Weinan Zhang , Yong Yu

Large Reasoning Models (LRMs) leverage Chain-of-Thought (CoT) reasoning to solve complex tasks, but this explicit reasoning process introduces a critical vulnerability: adversarial manipulation of the thought chain itself, known as…

Machine Learning · Computer Science 2026-02-13 Zihao Xue , Zhen Bi , Long Ma , Zhenlin Hu , Yan Wang , Xueshu Chen , Zhenfang Liu , Kang Zhao , Jie Xiao , Jungang Lou

Machine unlearning, the study of efficiently removing the impact of specific training instances on a model, has garnered increased attention in recent years due to regulatory guidelines such as the \emph{Right to be Forgotten}. Achieving…

Machine Learning · Computer Science 2024-06-07 Martin Pawelczyk , Seth Neel , Himabindu Lakkaraju

Personalization is a critical task in modern intelligent systems, with applications spanning diverse domains, including interactions with large language models (LLMs). Recent advances in reasoning capabilities have significantly enhanced…

Computation and Language · Computer Science 2025-05-26 Sichun Luo , Guanzhi Deng , Jian Xu , Xiaojie Zhang , Hanxu Hou , Linqi Song

Large Reasoning Models (LRMs) demonstrate remarkable capabilities on complex tasks, exhibiting emergent, human-like thinking patterns. Despite their advances, we identify a fundamental limitation: current LRMs lack a dedicated meta-level…

Artificial Intelligence · Computer Science 2025-08-26 Haonan Dong , Haoran Ye , Wenhao Zhu , Kehan Jiang , Guojie Song

The rapid growth of machine learning has spurred legislative initiatives such as ``the Right to be Forgotten,'' allowing users to request data removal. In response, ``machine unlearning'' proposes the selective removal of unwanted data…

Machine Learning · Computer Science 2023-12-25 Guihong Li , Hsiang Hsu , Chun-Fu Chen , Radu Marculescu

Pretrained large Language Models (LLMs) are able to answer questions that are unlikely to have been encountered during training. However a diversity of potential applications exist in the broad domain of reasoning systems and considerations…

Computation and Language · Computer Science 2024-11-27 Tim Hartill

We study how to perform unlearning, i.e. forgetting undesirable misbehaviors, on large language models (LLMs). We show at least three scenarios of aligning LLMs with human preferences can benefit from unlearning: (1) removing harmful…

Computation and Language · Computer Science 2024-02-20 Yuanshun Yao , Xiaojun Xu , Yang Liu

Machine unlearning aims to remove specific data influences from trained models, a capability essential for adhering to copyright laws and ensuring AI safety. Current unlearning metrics typically measure success by monitoring the model's…

Cryptography and Security · Computer Science 2025-12-24 Hengrui Jia , Taoran Li , Jonas Guan , Varun Chandrasekaran

Large language models (LLMs) serve as giant information stores, often including personal or copyrighted data, and retraining them from scratch is not a viable option. This has led to the development of various fast, approximate unlearning…

Computation and Language · Computer Science 2024-10-18 Minseok Choi , ChaeHun Park , Dohyun Lee , Jaegul Choo

Large reasoning models (LRMs) extend large language models by generating explicit chain-of-thought (CoT) reasoning, significantly improving mathematical and logical problem solving. However, this explicit reasoning process also introduces…

Computation and Language · Computer Science 2025-12-02 Jinghan Jia , Nathalie Baracaldo , Sijia Liu

Large Language Models (LLMs) face significant challenges in maintaining privacy, ethics, and compliance, when sensitive or obsolete data must be selectively removed. Retraining these models from scratch is computationally infeasible,…

Computation and Language · Computer Science 2025-03-10 Dinesh Srivasthav P , Bala Mallikarjunarao Garlapati