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Federated learning (FL) has emerged as a promising paradigm for enabling the collaborative training of models without centralized access to the raw data on local devices. In the typical FL paradigm (e.g., FedAvg), model weights are sent to…

Machine Learning · Computer Science 2024-12-25 Guangyu Sun , Umar Khalid , Matias Mendieta , Pu Wang , Chen Chen

Federated learning (FL) is an emerging distributed training paradigm that aims to learn a common global model without exchanging or transferring the data that are stored locally at different clients. The Federated Averaging (FedAvg)-based…

Machine Learning · Computer Science 2024-02-20 Xiaolu Wang , Zijian Li , Shi Jin , Jun Zhang

Federated learning (FL) is a distributed learning paradigm that enables multiple clients to learn a powerful global model by aggregating local training. However, the performance of the global model is often hampered by non-i.i.d.…

Machine Learning · Computer Science 2023-08-21 Chun-Mei Feng , Kai Yu , Nian Liu , Xinxing Xu , Salman Khan , Wangmeng Zuo

Data heterogeneity across clients in federated learning (FL) settings is a widely acknowledged challenge. In response, personalized federated learning (PFL) emerged as a framework to curate local models for clients' tasks. In PFL, a common…

Machine Learning · Computer Science 2023-12-27 Yutong Dai , Zeyuan Chen , Junnan Li , Shelby Heinecke , Lichao Sun , Ran Xu

Federated Learning (FL) is the most widely adopted collaborative learning approach for training decentralized Machine Learning (ML) models by exchanging learning between clients without sharing the data and compromising privacy. However,…

Machine Learning · Computer Science 2024-07-26 Madapu Amarlingam , Abhishek Wani , Adarsh NL

As a promising distributed machine learning paradigm, Federated Learning (FL) enables all the involved devices to train a global model collaboratively without exposing their local data privacy. However, for non-IID scenarios, the…

Machine Learning · Computer Science 2022-02-28 Ming Hu , Tian Liu , Zhiwei Ling , Zhihao Yue , Mingsong Chen

Federated learning (FL) allows multiple clients to collectively train a high-performance global model without sharing their private data. However, the key challenge in federated learning is that the clients have significant statistical…

Machine Learning · Computer Science 2022-03-23 Liang Gao , Huazhu Fu , Li Li , Yingwen Chen , Ming Xu , Cheng-Zhong Xu

Federated Learning (FL) has gained significant attention in distributed machine learning by enabling collaborative model training across decentralized system while preserving data privacy. Although extensive research has addressed…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-05-05 Ahmad Dabaja , Rachid El-Azouzi

The performance of Federated Learning (FL) hinges on the effectiveness of utilizing knowledge from distributed datasets. Traditional FL methods adopt an aggregate-then-adapt framework, where clients update local models based on a global…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Yuan Wang , Huazhu Fu , Renuga Kanagavelu , Qingsong Wei , Yong Liu , Rick Siow Mong Goh

Federated learning (FL) is a distributed learning methodology that allows multiple nodes to cooperatively train a deep learning model, without the need to share their local data. It is a promising solution for telemonitoring systems that…

Machine Learning · Computer Science 2021-07-15 Alaa Awad Abdellatif , Naram Mhaisen , Amr Mohamed , Aiman Erbad , Mohsen Guizani , Zaher Dawy , Wassim Nasreddine

In the last years, Federated learning (FL) has become a popular solution to train machine learning models in domains with high privacy concerns. However, FL scalability and performance face significant challenges in real-world deployments…

Machine Learning · Computer Science 2026-03-11 Davide Domini , Gianluca Aguzzi , Lukas Esterle , Mirko Viroli

Federated Learning (FL) holds great potential for diverse applications owing to its privacy-preserving nature. However, its convergence is often challenged by non-IID data distributions, limiting its effectiveness in real-world deployments.…

Machine Learning · Computer Science 2025-04-22 Kun Zhai , Yifeng Gao , Difan Zou , Guangnan Ye , Siheng Chen , Xingjun Ma , Yu-Gang Jiang

In current deep learning paradigms, local training or the Standalone framework tends to result in overfitting and thus poor generalizability. This problem can be addressed by Distributed or Federated Learning (FL) that leverages a parameter…

Machine Learning · Computer Science 2020-08-31 Lingjuan Lyu , Xinyi Xu , Qian Wang

Federated Learning is a distributed machine-learning environment that allows clients to learn collaboratively without sharing private data. This is accomplished by exchanging parameters. However, the differences in data distributions and…

Machine Learning · Computer Science 2023-03-17 Kuang Hangdong , Mi Bo

Model-heterogeneous personalized federated learning (MHPFL) enables FL clients to train structurally different personalized models on non-independent and identically distributed (non-IID) local data. Existing MHPFL methods focus on…

Machine Learning · Computer Science 2024-04-30 Liping Yi , Han Yu , Chao Ren , Heng Zhang , Gang Wang , Xiaoguang Liu , Xiaoxiao Li

Federated Learning (FL) allows training machine learning models in privacy-constrained scenarios by enabling the cooperation of edge devices without requiring local data sharing. This approach raises several challenges due to the different…

Machine Learning · Computer Science 2022-12-02 Riccardo Zaccone , Andrea Rizzardi , Debora Caldarola , Marco Ciccone , Barbara Caputo

As a promising privacy-preserving machine learning method, Federated Learning (FL) enables global model training across clients without compromising their confidential local data. However, existing FL methods suffer from the problem of low…

Machine Learning · Computer Science 2022-08-23 Ming Hu , Zhihao Yue , Zhiwei Ling , Xian Wei , Mingsong Chen

Federated Learning (FL) provides decentralised model training, which effectively tackles problems such as distributed data and privacy preservation. However, the generalisation of global models frequently faces challenges from data…

Machine Learning · Computer Science 2025-09-05 Ozgu Goksu , Nicolas Pugeault

Meta federated learning (FL) is a personalized variant of FL, where multiple agents collaborate on training an initial shared model without exchanging raw data samples. The initial model should be trained in a way that current or new agents…

Machine Learning · Computer Science 2025-05-14 Mohammad Vahid Jamali , Hamid Saber , Jung Hyun Bae

Federated Reinforcement Learning (FedRL) encourages distributed agents to learn collectively from each other's experience to improve their performance without exchanging their raw trajectories. The existing work on FedRL assumes that all…

Machine Learning · Computer Science 2023-01-27 Flint Xiaofeng Fan , Yining Ma , Zhongxiang Dai , Cheston Tan , Bryan Kian Hsiang Low , Roger Wattenhofer