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Federated learning (FL) research has made progress in developing algorithms for distributed learning of global models, as well as algorithms for local personalization of those common models to the specifics of each client's local data…

Machine Learning · Computer Science 2023-10-05 Royson Lee , Minyoung Kim , Da Li , Xinchi Qiu , Timothy Hospedales , Ferenc Huszár , Nicholas D. Lane

Federated learning (FL) is a distributed learning paradigm that enables multiple clients to collaboratively learn a shared global model. Despite the recent progress, it remains challenging to deal with heterogeneous data clients, as the…

Computer Vision and Pattern Recognition · Computer Science 2022-04-11 Yiqing Shen , Yuyin Zhou , Lequan Yu

Federated Learning (FL) is a machine learning paradigm where many local nodes collaboratively train a central model while keeping the training data decentralized. This is particularly relevant for clinical applications since patient data…

Personalized federated learning (FL) aims to train model(s) that can perform well for individual clients that are highly data and system heterogeneous. Most work in personalized FL, however, assumes using the same model architecture at all…

Machine Learning · Computer Science 2021-09-17 Yae Jee Cho , Jianyu Wang , Tarun Chiruvolu , Gauri Joshi

Federated Learning (FL) is a promising technique for the collaborative training of deep neural networks across multiple devices while preserving data privacy. Despite its potential benefits, FL is hindered by excessive communication costs…

Machine Learning · Computer Science 2024-02-27 Vasileios Tsouvalas , Aaqib Saeed , Tanir Ozcelebi , Nirvana Meratnia

Personalized federated learning (PFL) has been widely investigated to address the challenge of data heterogeneity, especially when a single generic model is inadequate in satisfying the diverse performance requirements of local clients…

Machine Learning · Computer Science 2024-01-31 Zihan Chen , Howard H. Yang , Tony Q. S. Quek , Kai Fong Ernest Chong

Federated Learning (FL) has emerged as a promising approach to enable collaborative learning among multiple clients while preserving data privacy. However, cross-domain FL tasks, where clients possess data from different domains or…

Machine Learning · Computer Science 2024-04-02 Yuwen Yang , Chang Liu , Xun Cai , Suizhi Huang , Hongtao Lu , Yue Ding

This paper addresses the challenge of mitigating data heterogeneity among clients within a Federated Learning (FL) framework. The model-drift issue, arising from the noniid nature of client data, often results in suboptimal personalization…

Machine Learning · Computer Science 2024-02-19 Kawa Atapour , S. Jamal Seyedmohammadi , Jamshid Abouei , Arash Mohammadi , Konstantinos N. Plataniotis

Traditional Federated Learning (FL) methods encounter significant challenges when dealing with heterogeneous data and providing personalized solutions for non-IID scenarios. Personalized Federated Learning (PFL) approaches aim to address…

Machine Learning · Computer Science 2025-11-11 Yasaman Saadati , Mohammad Rostami , M. Hadi Amini

Personalized Federated Learning (PFL) aims to train customized models for clients with highly heterogeneous data distributions while preserving data privacy. Existing approaches often rely on heuristics like clustering or model…

Artificial Intelligence · Computer Science 2026-03-13 Ping Guo , Tiantian Zhang , Xi Lin , Xiang Li , Zhi-Ri Tang , Qingfu Zhang

Organizations and enterprises across domains such as healthcare, finance, and scientific research are increasingly required to extract collective intelligence from distributed, siloed datasets while adhering to strict privacy, regulatory,…

Machine Learning · Computer Science 2026-01-16 Samar Abdelghani , Soumaya Cherkaoui

The heterogeneity of hardware and data is a well-known and studied problem in the community of Federated Learning (FL) as running under heterogeneous settings. Recently, custom-size client models trained with Knowledge Distillation (KD) has…

Machine Learning · Computer Science 2022-11-15 Hongrui Shi , Valentin Radu , Po Yang

Recently, innovative model aggregation methods based on knowledge distillation (KD) have been proposed for federated learning (FL). These methods not only improved the robustness of model aggregation over heterogeneous learning environment,…

Machine Learning · Computer Science 2023-12-29 Ho Man Kwan , Shenghui Song

Federated learning (FL) is a decentralized collaborative machine learning (ML) technique. It provides a solution to the issues of isolated data islands and data privacy leakage in industrial ML practices. One major challenge in FL is…

Machine Learning · Computer Science 2025-06-26 Yushan Zhao , Jinyuan He , Donglai Chen , Weijie Luo , Chong Xie , Ri Zhang , Yonghong Chen , Yan Xu

Federated Learning (FL) is a powerful technique for training a model on a server with data from several clients in a privacy-preserving manner. In FL, a server sends the model to every client, who then train the model locally and send it…

Machine Learning · Computer Science 2021-11-02 Robert Hönig , Yiren Zhao , Robert Mullins

In recent years, federated learning (FL) has emerged as a promising technique for training machine learning models in a decentralized manner while also preserving data privacy. The non-independent and identically distributed (non-i.i.d.)…

Machine Learning · Computer Science 2024-02-15 Yousef Alsenani , Rahul Mishra , Khaled R. Ahmed , Atta Ur Rahman

Federated learning (FL) is a machine learning paradigm in which distributed local nodes collaboratively train a central model without sharing individually held private data. Existing FL methods either iteratively share local model…

Machine Learning · Computer Science 2023-12-25 Xuan Gong , Shanglin Li , Yuxiang Bao , Barry Yao , Yawen Huang , Ziyan Wu , Baochang Zhang , Yefeng Zheng , David Doermann

Federated learning (FL) can help promote data privacy by training a shared model in a de-centralized manner on the physical devices of clients. In the presence of highly heterogeneous distributions of local data, personalized FL strategy…

Machine Learning · Statistics 2022-10-12 Zhe Liu , Yue Hui , Fuchun Peng

Federated learning (FL) is a distributed learning framework that leverages commonalities between distributed client datasets to train a global model. Under heterogeneous clients, however, FL can fail to produce stable training results.…

Machine Learning · Computer Science 2024-11-04 Connor J. Mclaughlin , Lili Su

Federated learning (FL) is a decentralized privacy-preserving learning technique in which clients learn a joint collaborative model through a central aggregator without sharing their data. In this setting, all clients learn a single common…

Machine Learning · Computer Science 2021-06-01 Siddharth Divi , Habiba Farrukh , Berkay Celik