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Federated learning is a paradigm of distributed machine learning in which multiple clients coordinate with a central server to learn a model, without sharing their own training data. Standard federated optimization methods such as Federated…

Machine Learning · Computer Science 2024-05-15 Sohom Mukherjee , Nicolas Loizou , Sebastian U. Stich

With the wealth of information produced by social networks, smartphones, medical or financial applications, speculations have been raised about the sensitivity of such data in terms of users' personal privacy and data security. To address…

Machine Learning · Computer Science 2019-08-21 Vito Walter Anelli , Yashar Deldjoo , Tommaso Di Noia , Antonio Ferrara

Federated Learning (FL) has emerged as a crucial distributed training paradigm, enabling discrete devices to collaboratively train a shared model under the coordination of a central server, while leveraging their locally stored private…

Machine Learning · Computer Science 2024-09-02 Wenhao Yuan , Xuehe Wang

Federated learning~(FL) has recently attracted increasing attention from academia and industry, with the ultimate goal of achieving collaborative training under privacy and communication constraints. Existing iterative model averaging based…

Machine Learning · Computer Science 2022-07-21 Yuanhao Xiong , Ruochen Wang , Minhao Cheng , Felix Yu , Cho-Jui Hsieh

Federated learning (FL) is a promising distributed paradigm, eliminating the need for data sharing but facing challenges from data heterogeneity. Personalized parameter generation through a hypernetwork proves effective, yet existing…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 Ziyuan Yang , Zerui Shao , Huijie Huangfu , Hui Yu , Andrew Beng Jin Teoh , Xiaoxiao Li , Hongming Shan , Yi Zhang

Federated learning (FL) systems enable multiple clients to train a machine learning model iteratively through synchronously exchanging the intermediate model weights with a single server. The scalability of such FL systems can be limited by…

Machine Learning · Computer Science 2024-06-21 Yuncong Zuo , Bart Cox , Lydia Y. Chen , Jérémie Decouchant

Federated learning (FL) has emerged as a communication-efficient algorithmic framework for distributed learning across multiple agents. While standard FL formulations capture unconstrained or globally constrained problems, many practical…

Machine Learning · Computer Science 2026-03-23 Mohammadjavad Ebrahimi , Daniel Burbano , Farzad Yousefian

Federated Learning (FL) enables collaborative model training across distributed clients while preserving data privacy. However, optimizing both energy efficiency and model accuracy remains a challenge, given device and data heterogeneity.…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-06-13 Roopkatha Banerjee , Tejus Chandrashekar , Ananth Eswar , Yogesh Simmhan

In traffic prediction, the goal is to estimate traffic speed or flow in specific regions or road segments using historical data collected by devices deployed in each area. Each region or road segment can be viewed as an individual client…

Machine Learning · Computer Science 2025-07-15 Audri Banik , Glaucio Haroldo Silva de Carvalho , Renata Dividino

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 is a form of distributed learning with the key challenge being the non-identically distributed nature of the data in the participating clients. In this paper, we extend federated learning to the setting where multiple…

Machine Learning · Computer Science 2022-07-12 Neelkamal Bhuyan , Sharayu Moharir

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 machine learning approach that enables the creation of shared models for powerful applications while allowing data to remain on devices. This approach provides benefits such as improved data privacy, security,…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-04-25 Jieming Bian , Cong Shen , Jie Xu

Federated Learning (FL) is a distributed machine learning paradigm that enables learning models from decentralized local data. While FL offers appealing properties for clients' data privacy, it imposes high communication burdens for…

Machine Learning · Computer Science 2023-11-17 Saeed Khalilian , Vasileios Tsouvalas , Tanir Ozcelebi , Nirvana Meratnia

Federated Learning (FL) enables collaborative model training across distributed clients without sharing raw data, making it ideal for privacy-sensitive applications. However, FL models often suffer performance degradation due to…

Federated learning learns from scattered data by fusing collaborative models from local nodes. However, the conventional coordinate-based model averaging by FedAvg ignored the random information encoded per parameter and may suffer from…

Machine Learning · Computer Science 2021-11-30 Fuxun Yu , Weishan Zhang , Zhuwei Qin , Zirui Xu , Di Wang , Chenchen Liu , Zhi Tian , Xiang Chen

To protect privacy and meet legal regulations, federated learning (FL) has gained significant attention for training speech-to-text (S2T) systems, including automatic speech recognition (ASR) and speech translation (ST). However, the…

Computation and Language · Computer Science 2025-01-22 Yichao Du , Zhirui Zhang , Linan Yue , Xu Huang , Yuqing Zhang , Tong Xu , Linli Xu , Enhong Chen

Federated learning (FL), as an emerging distributed machine learning paradigm, allows a mass of edge devices to collaboratively train a global model while preserving privacy. In this tutorial, we focus on FL via over-the-air computation…

Machine Learning · Computer Science 2023-10-17 Jingyang Zhu , Yuanming Shi , Yong Zhou , Chunxiao Jiang , Wei Chen , Khaled B. Letaief

Multi-source domain adaptation has been intensively studied. The distribution shift in features inherent to specific domains causes the negative transfer problem, degrading a model's generality to unseen tasks. In Federated Learning (FL),…

Machine Learning · Computer Science 2022-10-18 Yuwei Sun , Ng Chong , Hideya Ochiai

Federated learning (FL) is a promising paradigm to enable privacy-preserving deep learning from distributed data. Most previous works are based on federated average (FedAvg), which, however, faces several critical issues, including a high…

Machine Learning · Computer Science 2022-03-15 Lumin Liu , Jun Zhang , S. H. Song , Khaled B. Letaief