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To comply with AI and data regulations, the need to forget private or copyrighted information from trained machine learning models is increasingly important. The key challenge in unlearning is forgetting the necessary data in a timely…

Machine Learning · Computer Science 2024-12-03 Jack Foster , Kyle Fogarty , Stefan Schoepf , Zack Dugue , Cengiz Öztireli , Alexandra Brintrup

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 has become a pivotal task to erase the influence of data from a trained model. It adheres to recent data regulation standards and enhances the privacy and security of machine learning applications. In this work, we…

Machine Learning · Computer Science 2024-07-18 Jing Wu , Mehrtash Harandi

Machine unlearning, the process of efficiently removing specific information from machine learning models, is a growing area of interest for responsible AI. However, few studies have explored the effectiveness of unlearning methods on…

Computation and Language · Computer Science 2025-12-19 Alkis Koudounas , Claudio Savelli , Flavio Giobergia , Elena Baralis

Federated learning is a promising privacy-preserving paradigm for distributed machine learning. In this context, there is sometimes a need for a specialized process called machine unlearning, which is required when the effect of some…

Cryptography and Security · Computer Science 2024-06-19 Heng Xu , Tianqing Zhu , Lefeng Zhang , Wanlei Zhou , Philip S. Yu

Machine unlearning aims to erase data from a model as if the latter never saw them during training. While existing approaches unlearn information from complete or partial access to the training data, this access can be limited over time due…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 Thomas De Min , Massimiliano Mancini , Stéphane Lathuilière , Subhankar Roy , Elisa Ricci

As machine learning becomes a practice and commodity, numerous cloud-based services and frameworks are provided to help customers develop and deploy machine learning applications. While it is prevalent to outsource model training and…

Cryptography and Security · Computer Science 2018-07-16 Tianwei Zhang , Zecheng He , Ruby B. Lee

The right to be forgotten mandates that machine learning models enable the erasure of a data owner's data and information from a trained model. Removing data from the dataset alone is inadequate, as machine learning models can memorize…

Machine Learning · Computer Science 2024-10-16 Xiaoyu Xia , Ziqi Wang , Ruoxi Sun , Bowen Liu , Ibrahim Khalil , Minhui Xue

Machine unlearning has emerged as a key component in ensuring ``Right to be Forgotten'', enabling the removal of specific data points from trained models. However, even when the unlearning is performed without poisoning the forget-set…

Cryptography and Security · Computer Science 2025-06-17 Marco Arazzi , Antonino Nocera , Vinod P

Machine unlearning is concerned with the task of removing knowledge learned from particular data points from a trained model. In the context of large language models (LLMs), unlearning has recently received increased attention, particularly…

Computation and Language · Computer Science 2025-09-03 Aravind Krishnan , Siva Reddy , Marius Mosbach

Privacy concerns associated with machine learning models have driven research into machine unlearning, which aims to erase the memory of specific target training data from already trained models. This issue also arises in federated…

Machine Learning · Computer Science 2025-03-14 Yuyuan Li , Jiaming Zhang , Yixiu Liu , Chaochao Chen

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…

Computer Vision and Pattern Recognition · Computer Science 2024-05-07 Marco Cotogni , Jacopo Bonato , Luigi Sabetta , Francesco Pelosin , Alessandro Nicolosi

As the prevalence of data-driven technologies in healthcare continues to rise, concerns regarding data privacy and security become increasingly paramount. This thesis aims to address the vulnerability of personalized healthcare models,…

Machine Learning · Computer Science 2024-07-08 Ahan Chatterjee , Sai Anirudh Aryasomayajula , Rajat Chaudhari , Subhajit Paul , Vishwa Mohan Singh

Privacy preservation in AI is crucial, especially in healthcare, where models rely on sensitive patient data. In the emerging field of machine unlearning, existing methodologies struggle to remove patient data from trained multimodal…

Machine Learning · Computer Science 2025-07-01 Shahad Hardan , Darya Taratynova , Abdelmajid Essofi , Karthik Nandakumar , Mohammad Yaqub

Machine unlearning is becoming essential for building trustworthy and compliant language models. Yet unlearning success varies considerably across individual samples: some are reliably erased, while others persist despite the same…

Machine Learning · Computer Science 2026-01-15 Jiali Cheng , Ziheng Chen , Chirag Agarwal , Hadi Amiri

Privacy attacks on machine learning models aim to identify the data that is used to train such models. Such attacks, traditionally, are studied on static models that are trained once and are accessible by the adversary. Motivated to meet…

Machine Learning · Computer Science 2022-02-09 Ji Gao , Sanjam Garg , Mohammad Mahmoody , Prashant Nalini Vasudevan

Deep learning (DL) enabled semantic communications leverage DL to train encoders and decoders (codecs) to extract and recover semantic information. However, most semantic training datasets contain personal private information. Such concerns…

Cryptography and Security · Computer Science 2025-02-28 Weiqi Wang , Zhiyi Tian , Chenhan Zhang , Shui Yu

Machine unlearning has great significance in guaranteeing model security and protecting user privacy. Additionally, many legal provisions clearly stipulate that users have the right to demand model providers to delete their own data from…

Machine Learning · Computer Science 2021-05-14 Yingzhe He , Guozhu Meng , Kai Chen , Jinwen He , Xingbo Hu

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…

Machine Learning · Computer Science 2026-04-15 Xindi Fan , Jing Wu , Mingyi Zhou , Pengwei Liang , Mehrtash Harandi , Dinh Phung

Recently machine unlearning (MU) is proposed to remove the imprints of revoked samples from the already trained model parameters, to solve users' privacy concern. Different from the runtime expensive retraining from scratch, there exist two…

Machine Learning · Computer Science 2024-12-20 Mingxin Li , Yizhen Yu , Ning Wang , Zhigang Wang , Xiaodong Wang , Haipeng Qu , Jia Xu , Shen Su , Zhichao Yin