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Federated learning (FL) has emerged as a privacy solution for collaborative distributed learning where clients train AI models directly on their devices instead of sharing their data with a centralized (potentially adversarial) server.…

Machine Learning · Computer Science 2022-09-08 Haleh Hayati , Carlos Murguia , Nathan van de Wouw

Federated learning (FL) has emerged as a promising paradigm for fine-tuning foundation models using distributed data in a privacy-preserving manner. Under limited computational resources, clients often find it more practical to fine-tune a…

Machine Learning · Computer Science 2024-11-27 Yuchang Sun , Yuexiang Xie , Bolin Ding , Yaliang Li , Jun Zhang

Federated learning (FL) addresses data privacy concerns by enabling collaborative training of AI models across distributed data owners. Wide adoption of FL faces the fundamental challenges of data heterogeneity and the large scale of data…

Machine Learning · Computer Science 2023-08-23 Yulan Gao , Zhaoxiang Hou , Chengyi Yang , Zengxiang Li , Han Yu

Differentially private (DP) decentralized Federated Learning (FL) allows local users to collaborate without sharing their data with a central server. However, accurately quantifying the privacy budget of private FL algorithms is challenging…

Machine Learning · Computer Science 2025-10-24 Xiang Li , Buxin Su , Chendi Wang , Qi Long , Weijie J. Su

Federated Learning (FL) aims to protect data privacy by enabling clients to collectively train machine learning models without sharing their raw data. However, recent studies demonstrate that information exchanged during FL is subject to…

Machine Learning · Computer Science 2024-12-11 Pengxin Guo , Shuang Zeng , Wenhao Chen , Xiaodan Zhang , Weihong Ren , Yuyin Zhou , Liangqiong Qu

Federated learning (FL) is a privacy-preserving collaborative learning framework, and differential privacy can be applied to further enhance its privacy protection. Existing FL systems typically adopt Federated Average (FedAvg) as the…

Machine Learning · Computer Science 2023-08-08 Lumin Liu , Jun Zhang , Shenghui Song , Khaled B. Letaief

Federated Learning provides a privacy-preserving paradigm for distributed learning, but suffers from statistical heterogeneity across clients. Personalized Federated Learning (PFL) mitigates this issue by considering client-specific models.…

Machine Learning · Statistics 2026-02-17 Ala Emrani , Amir Najafi , Abolfazl Motahari

Diffusion models have shown great potential for vision-related tasks, particularly for image generation. However, their training is typically conducted in a centralized manner, relying on data collected from publicly available sources. This…

Machine Learning · Computer Science 2023-11-29 Ye Lin Tun , Chu Myaet Thwal , Ji Su Yoon , Sun Moo Kang , Chaoning Zhang , Choong Seon Hong

As deep learning have been applied in a clinical context, privacy concerns have increased because of the collection and processing of a large amount of personal data. Recently, federated learning (FL) has been suggested to protect personal…

Machine Learning · Computer Science 2020-05-26 GeunHyeong Lee , Soo-Yong Shin

Federated Learning (FL) is currently the most widely adopted framework for collaborative training of (deep) machine learning models under privacy constraints. Albeit it's popularity, it has been observed that Federated Learning yields…

Machine Learning · Computer Science 2019-10-07 Felix Sattler , Klaus-Robert Müller , Wojciech Samek

While federated learning (FL) eliminates the transmission of raw data over a network, it is still vulnerable to privacy breaches from the communicated model parameters. Differential privacy (DP) is often employed to address such issues.…

Networking and Internet Architecture · Computer Science 2025-12-03 Evan Chen , Frank Po-Chen Lin , Dong-Jun Han , Christopher G. Brinton

Federated learning (FL) is an emerging technique that trains massive and geographically distributed edge data while maintaining privacy. However, FL has inherent challenges in terms of fairness and computational efficiency due to the rising…

Machine Learning · Computer Science 2023-04-28 Yingchun Wang , Jingcai Guo , Jie Zhang , Song Guo , Weizhan Zhang , Qinghua Zheng

Personalized Federated Learning (FL) is an emerging research field in FL that learns an easily adaptable global model in the presence of data heterogeneity among clients. However, one of the main challenges for personalized FL is the heavy…

Machine Learning · Computer Science 2022-06-14 Jaehun Song , Min-hwan Oh , Hyung-Sin Kim

The federated learning (FL) technique was developed to mitigate data privacy issues in the traditional machine learning paradigm. While FL ensures that a user's data always remain with the user, the gradients are shared with the centralized…

Artificial Intelligence · Computer Science 2024-10-08 Yogachandran Rahulamathavan , Charuka Herath , Xiaolan Liu , Sangarapillai Lambotharan , Carsten Maple

Federated machine learning (FL) allows to collectively train models on sensitive data as only the clients' models and not their training data need to be shared. However, despite the attention that research on FL has drawn, the concept still…

Cryptography and Security · Computer Science 2021-11-12 Timon Rückel , Johannes Sedlmeir , Peter Hofmann

Federated learning (FL) is an efficient approach for large-scale distributed machine learning that promises data privacy by keeping training data on client devices. However, recent research has uncovered vulnerabilities in FL, impacting…

Machine Learning · Computer Science 2025-10-15 Felix Marx , Thomas Schneider , Ajith Suresh , Tobias Wehrle , Christian Weinert , Hossein Yalame

In the realm of Artificial Intelligence (AI), the need for privacy and security in data processing has become paramount. As AI applications continue to expand, the collection and handling of sensitive data raise concerns about individual…

Federated learning (FL) is a promising technique that enables a large amount of edge computing devices to collaboratively train a global learning model. Due to privacy concerns, the raw data on devices could not be available for centralized…

Machine Learning · Computer Science 2020-11-24 Miao Yang , Akitanoshou Wong , Hongbin Zhu , Haifeng Wang , Hua Qian

Federated learning (FL) is a type of distributed machine learning at the wireless edge that preserves the privacy of clients' data from adversaries and even the central server. Existing federated learning approaches either use (i) secure…

Signal Processing · Electrical Eng. & Systems 2023-03-30 Raphael Pinard , Mitra Hassani , Wayne Lemieux

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