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Related papers: Machine Unlearning: A Survey

200 papers

Machine unlearning is the process of removing the imprint left by specific data samples during the training of a machine learning model. AI developers, including those building personalized technologies, employ machine unlearning for…

Machine Learning · Computer Science 2026-03-10 Hanyu Duan , Yi Yang , Ahmed Abbasi , Kar Yan Tam

The newly emerged machine learning (e.g. deep learning) methods have become a strong driving force to revolutionize a wide range of industries, such as smart healthcare, financial technology, and surveillance systems. Meanwhile, privacy has…

Machine Learning · Computer Science 2020-11-25 Bo Liu , Ming Ding , Sina Shaham , Wenny Rahayu , Farhad Farokhi , Zihuai Lin

Machine unlearning is the problem of removing the effect of a subset of training data (the ''forget set'') from a trained model without damaging the model's utility e.g. to comply with users' requests to delete their data, or remove…

Machine Learning · Computer Science 2024-11-01 Kairan Zhao , Meghdad Kurmanji , George-Octavian Bărbulescu , Eleni Triantafillou , Peter Triantafillou

In Machine Learning, the emergence of \textit{the right to be forgotten} gave birth to a paradigm named \textit{machine unlearning}, which enables data holders to proactively erase their data from a trained model. Existing machine…

Cryptography and Security · Computer Science 2022-07-01 Yi Liu , Lei Xu , Xingliang Yuan , Cong Wang , Bo Li

In recent years, the notion of ``the right to be forgotten" (RTBF) has become a crucial aspect of data privacy for digital trust and AI safety, requiring the provision of mechanisms that support the removal of personal data of individuals…

Cryptography and Security · Computer Science 2024-07-17 Ziyao Liu , Yu Jiang , Jiyuan Shen , Minyi Peng , Kwok-Yan Lam , Xingliang Yuan , Xiaoning Liu

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…

Machine Learning · Computer Science 2025-10-13 Zhengbao He , Tao Li , Xinwen Cheng , Zhehao Huang , Xiaolin Huang

We study the problem of unlearning datapoints from a learnt model. The learner first receives a dataset $S$ drawn i.i.d. from an unknown distribution, and outputs a model $\widehat{w}$ that performs well on unseen samples from the same…

Machine Learning · Computer Science 2021-07-23 Ayush Sekhari , Jayadev Acharya , Gautam Kamath , Ananda Theertha Suresh

There has been a growing interest in Machine Unlearning recently, primarily due to legal requirements such as the General Data Protection Regulation (GDPR) and the California Consumer Privacy Act. Thus, multiple approaches were presented to…

Machine Learning · Computer Science 2022-09-20 Alexander Becker , Thomas Liebig

As privacy concerns escalate in the realm of machine learning, data owners now have the option to utilize machine unlearning to remove their data from machine learning models, following recent legislation. To enhance transparency in machine…

Machine Learning · Computer Science 2026-04-23 Binchi Zhang , Zihan Chen , Cong Shen , Jundong Li

The arrival of Machine Learning (ML) completely changed how we can unlock valuable information from data. Traditional methods, where everything was stored in one place, had big problems with keeping information private, handling large…

The right to be forgotten requires the removal or "unlearning" of a user's data from machine learning models. However, in the context of Machine Learning as a Service (MLaaS), retraining a model from scratch to fulfill the unlearning…

Cryptography and Security · Computer Science 2024-01-17 Hongsheng Hu , Shuo Wang , Jiamin Chang , Haonan Zhong , Ruoxi Sun , Shuang Hao , Haojin Zhu , Minhui Xue

The rise of the phenomenon of the "right to be forgotten" has prompted research on machine unlearning, which grants data owners the right to actively withdraw data that has been used for model training, and requires the elimination of the…

Machine Learning · Computer Science 2023-08-29 Xulong Zhang , Jianzong Wang , Ning Cheng , Yifu Sun , Chuanyao Zhang , Jing Xiao

Generative AI (GenAI), which aims to synthesize realistic and diverse data samples from latent variables or other data modalities, has achieved remarkable results in various domains, such as natural language, images, audio, and graphs.…

Machine Learning · Computer Science 2024-08-02 Shiji Zhou , Lianzhe Wang , Jiangnan Ye , Yongliang Wu , Heng Chang

The increasing demand for privacy-preserving machine learning has spurred interest in federated unlearning, which enables the selective removal of data from models trained in federated systems. However, developing federated unlearning…

Machine Learning · Computer Science 2025-05-19 Yang Zhao , Jiaxi Yang , Yiling Tao , Lixu Wang , Xiaoxiao Li , Dusit Niyato , H. Vincent Poor

This survey investigates the multifaceted nature of forgetting in machine learning, drawing insights from neuroscientific research that posits forgetting as an adaptive function rather than a defect, enhancing the learning process and…

Machine Learning · Computer Science 2024-06-03 Alyssa Shuang Sha , Bernardo Pereira Nunes , Armin Haller

The Right to be Forgotten is a core principle outlined by regulatory frameworks such as the EU's General Data Protection Regulation (GDPR). This principle allows individuals to request that their personal data be deleted from deployed…

Machine Learning · Computer Science 2024-02-19 Alex Oesterling , Jiaqi Ma , Flavio P. Calmon , Hima Lakkaraju

Large language models (LLMs) may memorize sensitive or copyrighted content, raising privacy and legal concerns. Due to the high cost of retraining from scratch, researchers attempt to employ machine unlearning to remove specific content…

Computation and Language · Computer Science 2025-08-12 Xiaojian Yuan , Tianyu Pang , Chao Du , Kejiang Chen , Weiming Zhang , Min Lin

Machine unlearning aims to remove the influence of specific training samples from a trained model without full retraining. While prior work has largely focused on privacy-motivated settings, we recast unlearning as a general-purpose tool…

Image and Video Processing · Electrical Eng. & Systems 2026-02-11 George R. Nahass , Zhu Wang , Homa Rashidisabet , Won Hwa Kim , Sasha Hubschman , Jeffrey C. Peterson , Chad A. Purnell , Pete Setabutr , Ann Q. Tran , Darvin Yi , Sathya N. Ravi

Machine unlearning aims to remove knowledge of the specific training data in a well-trained model. Currently, machine unlearning methods typically handle all forgetting data in a single batch, removing the corresponding knowledge all at…

Machine Learning · Computer Science 2025-07-22 Shaofei Shen , Chenhao Zhang , Yawen Zhao , Alina Bialkowski , Weitong Chen , Miao Xu

Machine unlearning is the task of updating machine learning (ML) models after a subset of the training data they were trained on is deleted. Methods for the task are desired to combine effectiveness and efficiency, i.e., they should…

Machine Learning · Computer Science 2021-08-17 Ananth Mahadevan , Michael Mathioudakis