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Recently, the enactment of ``right to be forgotten" laws and regulations has imposed new privacy requirements on federated learning (FL). Researchers aim to remove the influence of certain data from the trained model without training from…

Machine Learning · Computer Science 2025-03-11 Lei Zhou , Youwen Zhu , Qiao Xue , Ji Zhang , Pengfei Zhang

Federated learning (FL) enables multiple clients to train a machine learning model collaboratively without exchanging their local data. Federated unlearning is an inverse FL process that aims to remove a specified target client's…

Machine Learning · Computer Science 2023-02-27 Guanghao Li , Li Shen , Yan Sun , Yue Hu , Han Hu , Dacheng Tao

Spatiotemporal federated learning has recently raised intensive studies due to its ability to train valuable models with only shared gradients in various location-based services. On the other hand, recent studies have shown that shared…

Cryptography and Security · Computer Science 2024-07-16 Lele Zheng , Yang Cao , Renhe Jiang , Kenjiro Taura , Yulong Shen , Sheng Li , Masatoshi Yoshikawa

Federated Learning (FL) enables multiple clients, such as mobile phones and IoT devices, to collaboratively train a global machine learning model while keeping their data localized. However, recent studies have revealed that the training…

Machine Learning · Computer Science 2025-04-17 Francesco Diana , Othmane Marfoq , Chuan Xu , Giovanni Neglia , Frédéric Giroire , Eoin Thomas

Federated learning (FL) is a privacy-preserving learning paradigm that allows multiple parities to jointly train a powerful machine learning model without sharing their private data. According to the form of collaboration, FL can be further…

Cryptography and Security · Computer Science 2022-07-25 Haiqin Weng , Juntao Zhang , Xingjun Ma , Feng Xue , Tao Wei , Shouling Ji , Zhiyuan Zong

Recently, a new distributed learning scheme called Federated Learning (FL) has been introduced. FL is designed so that server never collects user-owned data meaning it is great at preserving privacy. FL's process starts with the server…

Machine Learning · Computer Science 2022-11-29 Amin Eslami Abyane , Steve Drew , Hadi Hemmati

A central tenet of Federated learning (FL), which trains models without centralizing user data, is privacy. However, previous work has shown that the gradient updates used in FL can leak user information. While the most industrial uses of…

Machine Learning · Computer Science 2023-06-01 Liam Fowl , Jonas Geiping , Steven Reich , Yuxin Wen , Wojtek Czaja , Micah Goldblum , Tom Goldstein

Federated learning (FL) allows clients to collaboratively train a global model without sharing their local data with a server. However, clients' contributions to the server can still leak sensitive information. Differential privacy (DP)…

Machine Learning · Computer Science 2025-02-18 Jie Xu , Karthikeyan Saravanan , Rogier van Dalen , Haaris Mehmood , David Tuckey , Mete Ozay

With the increased attention and legislation for data-privacy, collaborative machine learning (ML) algorithms are being developed to ensure the protection of private data used for processing. Federated learning (FL) is the most popular of…

Cryptography and Security · Computer Science 2020-04-10 David Enthoven , Zaid Al-Ars

Recently, the practical needs of ``the right to be forgotten'' in federated learning gave birth to a paradigm known as federated unlearning, which enables the server to forget personal data upon the client's removal request. Existing…

Cryptography and Security · Computer Science 2025-01-22 Jian Chen , Zehui Lin , Wanyu Lin , Wenlong Shi , Xiaoyan Yin , Di Wang

In computer vision, the vision transformer (ViT) has increasingly superseded the convolutional neural network (CNN) for improved accuracy and robustness. However, ViT's large model sizes and high sample complexity make it difficult to train…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-08-05 Seungeun Oh , Sihun Baek , Jihong Park , Hyelin Nam , Praneeth Vepakomma , Ramesh Raskar , Mehdi Bennis , Seong-Lyun Kim

Federated learning, i.e., a mobile edge computing framework for deep learning, is a recent advance in privacy-preserving machine learning, where the model is trained in a decentralized manner by the clients, i.e., data curators, preventing…

Machine Learning · Computer Science 2018-12-06 Zhibo Wang , Mengkai Song , Zhifei Zhang , Yang Song , Qian Wang , Hairong Qi

Collaborative learning has gained great popularity due to its benefit of data privacy protection: participants can jointly train a Deep Learning model without sharing their training sets. However, recent works discovered that an adversary…

Computer Vision and Pattern Recognition · Computer Science 2021-03-30 Wei Gao , Shangwei Guo , Tianwei Zhang , Han Qiu , Yonggang Wen , Yang Liu

Federated learning (FL) allows multiple data-owners to collaboratively train machine learning models by exchanging local gradients, while keeping their private data on-device. To simultaneously enhance privacy and training efficiency,…

Image and Video Processing · Electrical Eng. & Systems 2025-06-06 Hasin Us Sami , Swapneel Sen , Amit K. Roy-Chowdhury , Srikanth V. Krishnamurthy , Basak Guler

In large-scale statistical learning, data collection and model fitting are moving increasingly toward peripheral devices---phones, watches, fitness trackers---away from centralized data collection. Concomitant with this rise in…

Machine Learning · Statistics 2019-06-04 Abhishek Bhowmick , John Duchi , Julien Freudiger , Gaurav Kapoor , Ryan Rogers

Federated Learning (FL) enables decentralized model training across multiple clients without exposing local data, but its distributed feature makes it vulnerable to backdoor attacks. Despite early FL backdoor attacks modifying entire…

Machine Learning · Computer Science 2025-10-23 Kuai Yu , Xiaoyu Wu , Peishen Yan , Qingqian Yang , Linshan Jiang , Hao Wang , Yang Hua , Tao Song , Haibing Guan

Federated Learning is an important emerging distributed training paradigm that keeps data private on clients. It is now well understood that by controlling only a small subset of FL clients, it is possible to introduce a backdoor to a…

Machine Learning · Computer Science 2026-01-14 Joseph Rance , Filip Svoboda

Transfer learning via fine-tuning pre-trained transformer models has gained significant success in delivering state-of-the-art results across various NLP tasks. In the absence of centralized data, Federated Learning (FL) can benefit from…

Sliced inverse regression (SIR), which includes linear discriminant analysis (LDA) as a special case, is a popular and powerful dimension reduction tool. In this article, we extend SIR to address the challenges of decentralized data,…

Methodology · Statistics 2023-08-14 Shuaida He , Jiarui Zhang , Xin Chen

Federated learning (FL) allows multiple entities to train a shared model collaboratively. Its core, privacy-preserving principle is that participants only exchange model updates, such as gradients, and never their raw, sensitive data. This…

Computer Vision and Pattern Recognition · Computer Science 2025-09-15 Md Fazle Rasul , Alanood Alqobaisi , Bruhadeshwar Bezawada , Indrakshi Ray