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相关论文: Investigating Model Editing for Unlearning in Larg…

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Unlearning in large language models (LLMs) aims to remove specified data, but its efficacy is typically assessed with task-level metrics like accuracy and perplexity. We show that these metrics can be misleading, as models can appear to…

计算与语言 · 计算机科学 2026-05-19 Xiaoyu Xu , Xiang Yue , Yang Liu , Qingqing Ye , Huadi Zheng , Peizhao Hu , Minxin Du , Haibo Hu

Large language models may encode sensitive information or outdated knowledge that needs to be removed, to ensure responsible and compliant model responses. Unlearning has emerged as an efficient alternative to full retraining, aiming to…

计算与语言 · 计算机科学 2026-05-28 Yuefeng Peng , Parnian Afshar , Megan Ganji , Thomas Butler , Amir Houmansadr , Mingxian Wang , Dezhi Hong

Large language models (LLMs) risk retaining sensitive, copyrighted, or harmful information from their training data. Entity-level unlearning addresses this issue by removing all knowledge of a specific entity while preserving the model's…

计算与语言 · 计算机科学 2026-01-15 Xiaoqi Han , Víctor Gutiérrez-Basulto , Ru Li , Xiaoli Li , Jiye Liang , Jeff Z. Pan

Knowledge editing has been proposed as an effective method for updating and correcting the internal knowledge of Large Language Models (LLMs). However, existing editing methods often struggle with complex tasks, such as multi-hop reasoning.…

计算与语言 · 计算机科学 2025-06-18 Mengqi Zhang , Xiaotian Ye , Qiang Liu , Pengjie Ren , Shu Wu , Zhumin Chen

Machine unlearning for large language models (LLMs) aims to remove undesired data, knowledge, and behaviors (e.g., for safety, privacy, or copyright) while preserving useful model capabilities. Despite rapid progress over the past two…

机器学习 · 计算机科学 2025-10-10 Chongyu Fan , Changsheng Wang , Yancheng Huang , Soumyadeep Pal , Sijia Liu

Large language models (LLMs) often retain outdated or incorrect information from pre-training, which undermines their reliability. While model editing methods have been developed to address such errors without full re-training, they…

计算与语言 · 计算机科学 2025-02-25 Dahyun Jung , Jaehyung Seo , Jaewook Lee , Chanjun Park , Heuiseok Lim

Exact unlearning was first introduced as a privacy mechanism that allowed a user to retract their data from machine learning models on request. Shortly after, inexact schemes were proposed to mitigate the impractical costs associated with…

Large language models (LLMs) face challenges with internal knowledge inaccuracies and outdated information. Knowledge editing has emerged as a pivotal approach to mitigate these issues. Although current knowledge editing techniques exhibit…

计算与语言 · 计算机科学 2024-08-23 Mengqi Zhang , Bowen Fang , Qiang Liu , Pengjie Ren , Shu Wu , Zhumin Chen , Liang Wang

Fine-tuning-based unlearning methods prevail for preventing targeted harmful, sensitive, or copyrighted information within large language models while preserving overall capabilities. However, the true effectiveness of these methods is…

计算与语言 · 计算机科学 2024-10-16 Yihuai Hong , Yuelin Zou , Lijie Hu , Ziqian Zeng , Di Wang , Haiqin Yang

Large language models (LLMs) require iterative updates to address the outdated information problem, where LLM unlearning offers an approach for selective removal. However, mainstream unlearning methods primarily rely on fine-tuning…

计算与语言 · 计算机科学 2025-09-29 Miao Yu , Liang Lin , Guibin Zhang , Xinfeng Li , Junfeng Fang , Xingrui Yu , Ivor Tsang , Ningyu Zhang , Kun Wang , Yang Wang

Large Language Models (LLMs) have shown extraordinary capabilities in understanding and generating text that closely mirrors human communication. However, a primary limitation lies in the significant computational demands during training,…

Large Language Models' knowledge of how to perform cyber-security attacks, create bioweapons, and manipulate humans poses risks of misuse. Previous work has proposed methods to unlearn this knowledge. Historically, it has been unclear…

机器学习 · 计算机科学 2025-02-10 Aghyad Deeb , Fabien Roger

Machine unlearning aims to remove sensitive or undesired data from large language models. However, recent studies suggest that unlearning is often shallow, claiming that removed knowledge can easily be recovered. In this work, we critically…

This study investigates the concept of the `right to be forgotten' within the context of large language models (LLMs). We explore machine unlearning as a pivotal solution, with a focus on pre-trained models--a notably under-researched area.…

计算与语言 · 计算机科学 2024-05-31 Jin Yao , Eli Chien , Minxin Du , Xinyao Niu , Tianhao Wang , Zezhou Cheng , Xiang Yue

Machine unlearning, an emerging research topic focusing on compliance with data privacy regulations, enables trained models to remove the information learned from specific data. While many existing methods indirectly address this issue by…

机器学习 · 计算机科学 2024-12-24 Seonguk Seo , Dongwan Kim , Bohyung Han

Machine unlearning is the process of removing the impact of a particular set of training samples from a pretrained model. It aims to fulfill the "right to be forgotten", which grants the individuals such as patients the right to reconsider…

机器学习 · 计算机科学 2024-07-11 Reza Nasirigerdeh , Nader Razmi , Julia A. Schnabel , Daniel Rueckert , Georgios Kaissis

As models are getting larger and are trained on increasing amounts of data, there has been an explosion of interest into how we can ``delete'' specific data points or behaviours from a trained model, after the fact. This goal has been…

In recent years, Large Language Models (LLMs) have achieved remarkable advancements, drawing significant attention from the research community. Their capabilities are largely attributed to large-scale architectures, which require extensive…

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…

计算与语言 · 计算机科学 2024-02-20 Yuanshun Yao , Xiaojun Xu , Yang Liu

Large Language Models (LLMs) demonstrate remarkable capabilities, but their training on massive corpora poses significant risks from memorized sensitive information. To mitigate these issues and align with legal standards, unlearning has…

计算与语言 · 计算机科学 2025-11-18 Ruichen Qiu , Jiajun Tan , Jiayue Pu , Honglin Wang , Xiao-Shan Gao , Fei Sun