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Federated Learning (FL) enables collaborative model training across distributed clients while preserving user privacy. Recently, Federated Unlearning (FU) has emerged to address the "right to be forgotten" and to remove the influence of…

机器学习 · 计算机科学 2026-05-26 Ruinan Jin , Minghui Chen , Qiong Zhang , Xiaoxiao Li

In the field of machine unlearning, certified unlearning has been extensively studied in convex machine learning models due to its high efficiency and strong theoretical guarantees. However, its application to deep neural networks (DNNs),…

机器学习 · 计算机科学 2026-04-23 Binchi Zhang , Yushun Dong , Tianhao Wang , Jundong Li

Machine unlearning (MU) has emerged to enhance the privacy and trustworthiness of deep neural networks. Approximate MU is a practical method for large-scale models. Our investigation into approximate MU starts with identifying the steepest…

机器学习 · 计算机科学 2024-10-01 Zhehao Huang , Xinwen Cheng , JingHao Zheng , Haoran Wang , Zhengbao He , Tao Li , Xiaolin Huang

Machine unlearning allows data owners to erase the impact of their specified data from trained models. Unfortunately, recent studies have shown that adversaries can recover the erased data, posing serious threats to user privacy. An…

密码学与安全 · 计算机科学 2025-03-04 Weiqi Wang , Chenhan Zhang , Zhiyi Tian , Shushu Liu , Shui Yu

Privacy regulations like the GDPR in Europe and the CCPA in the US allow users the right to remove their data ML applications. Machine unlearning addresses this by modifying the ML parameters in order to forget the influence of a specific…

密码学与安全 · 计算机科学 2024-10-15 Ayush K. Varshney , Vicenç Torra

Machine Unlearning (MU) aims to selectively erase the influence of specific data points from pretrained models. However, most existing MU methods rely on the retain set to preserve model utility, which is often impractical due to privacy…

机器学习 · 计算机科学 2026-04-15 Xindi Fan , Jing Wu , Mingyi Zhou , Pengwei Liang , Mehrtash Harandi , Dinh Phung

With the growing adoption of data privacy regulations, the ability to erase private or copyrighted information from trained models has become a crucial requirement. Traditional unlearning methods often assume access to the complete training…

机器学习 · 计算机科学 2025-12-22 Umit Yigit Basaran , Sk Miraj Ahmed , Amit Roy-Chowdhury , Basak Guler

Machine Unlearning (MU) has recently gained considerable attention due to its potential to achieve Safe AI by removing the influence of specific data from trained Machine Learning (ML) models. This process, known as knowledge removal,…

密码学与安全 · 计算机科学 2025-02-18 Ziyao Liu , Huanyi Ye , Chen Chen , Yongsen Zheng , Kwok-Yan Lam

Machine Unlearning (MU) algorithms have become increasingly critical due to the imperative adherence to data privacy regulations. The primary objective of MU is to erase the influence of specific data samples on a given model without the…

密码学与安全 · 计算机科学 2024-02-23 Zheyuan Liu , Guangyao Dou , Yijun Tian , Chunhui Zhang , Eli Chien , Ziwei Zhu

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

Modern recommender systems heavily leverage user interaction data to deliver personalized experiences. However, relying on personal data presents challenges in adhering to privacy regulations, such as the GDPR's "right to be forgotten".…

信息检索 · 计算机科学 2025-09-19 Pierre Lubitzsch , Olga Ovcharenko , Hao Chen , Maarten de Rijke , Sebastian Schelter

Machine Unlearning is rising as a new field, driven by the pressing necessity of ensuring privacy in modern artificial intelligence models. This technique primarily aims to eradicate any residual influence of a specific subset of data from…

计算机视觉与模式识别 · 计算机科学 2024-05-07 Marco Cotogni , Jacopo Bonato , Luigi Sabetta , Francesco Pelosin , Alessandro Nicolosi

Machine unlearning is an emerging paradigm to remove the influence of specific training data (i.e., the forget set) from a model while preserving its knowledge of the rest of the data (i.e., the retain set). Previous approaches assume the…

机器学习 · 计算机科学 2025-12-17 Thomas De Min , Subhankar Roy , Stéphane Lathuilière , Elisa Ricci , Massimiliano Mancini

Despite legal mandates for the right to be forgotten, AI operators routinely fail to comply with data deletion requests. While machine unlearning (MU) provides a technical solution to remove personal data's influence from trained models,…

机器学习 · 计算机科学 2026-02-17 Qinqi Lin , Ningning Ding , Lingjie Duan , Jianwei Huang

With growing demands for data privacy and model robustness, graph unlearning (GU), which erases the influence of specific data on trained GNN models, has gained significant attention. However, existing exact unlearning methods suffer from…

机器学习 · 计算机科学 2024-10-10 Fan Li , Xiaoyang Wang , Dawei Cheng , Wenjie Zhang , Ying Zhang , Xuemin Lin

``The right to be forgotten'' ensured by laws for user data privacy becomes increasingly important. Machine unlearning aims to efficiently remove the effect of certain data points on the trained model parameters so that it can be…

机器学习 · 计算机科学 2025-02-04 Eli Chien , Haoyu Wang , Ziang Chen , Pan Li

Machine unlearning is an emerging field that selectively removes specific data samples from a trained model. This capability is crucial for addressing privacy concerns, complying with data protection regulations, and correcting errors or…

机器学习 · 计算机科学 2025-01-29 Zitong Li , Qingqing Ye , Haibo Hu

Machine Unlearning (MU) aims at removing the influence of specific data from a pretrained model while preserving performance on the remaining data. In this work, a novel perspective for MU is presented upon low-dimensional feature…

机器学习 · 计算机科学 2026-02-02 Kun Fang , Qinghua Tao , Junxu Liu , Yaxin Xiao , Qingqing Ye , Jian Sun , Haibo Hu

Machine unlearning (MU) aims to eliminate information that has been learned from specific training data, namely forgetting data, from a pre-trained model. Currently, the mainstream of existing MU methods involves modifying the forgetting…

机器学习 · 计算机科学 2025-10-13 Zhengbao He , Tao Li , Xinwen Cheng , Zhehao Huang , Xiaolin Huang

As Large Language Models (LLMs) become increasingly prevalent, their security vulnerabilities have already drawn attention. Machine unlearning is introduced to seek to mitigate these risks by removing the influence of undesirable data.…

机器学习 · 计算机科学 2026-01-06 Xiang Zhang , Kun Wei , Xu Yang , Jiahua Li , Su Yan , Cheng Deng