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Federated Learning (FL) requires frequent exchange of model parameters, which leads to long communication delay, especially when the network environments of clients vary greatly. Moreover, the parameter server needs to wait for the slowest…

Machine Learning · Computer Science 2024-04-09 Zhiying Feng , Xu Chen , Qiong Wu , Wen Wu , Xiaoxi Zhang , Qianyi Huang

We study federated unlearning, a novel problem to eliminate the impact of specific clients or data points on the global model learned via federated learning (FL). This problem is driven by the right to be forgotten and the privacy…

Machine Learning · Computer Science 2024-01-23 Youming Tao , Cheng-Long Wang , Miao Pan , Dongxiao Yu , Xiuzhen Cheng , Di Wang

Federated learning (FL) has enabled training machine learning models exploiting the data of multiple agents without compromising privacy. However, FL is known to be vulnerable to data heterogeneity, partial device participation, and…

Machine Learning · Computer Science 2023-06-13 Marina Costantini , Giovanni Neglia , Thrasyvoulos Spyropoulos

Federated learning (FL) enables collaborative model training across distributed clients without centralizing data. However, existing approaches such as Federated Averaging (FedAvg) often perform poorly with heterogeneous data distributions,…

Machine Learning · Computer Science 2025-08-05 Gyuejeong Lee , Daeyoung Choi

Heart disease is one of the most common diseases in middle-aged citizens. Among the vast number of heart diseases, the coronary artery disease (CAD) is considered as a common cardiovascular disease with a high death rate. The most popular…

Recently, federated learning has attracted much attention as a privacy-preserving integrated analysis that enables integrated analysis of data held by multiple institutions without sharing raw data. On the other hand, federated learning…

Machine Learning · Computer Science 2024-09-30 Akira Imakura , Tetsuya Sakurai

Federated averaging (FedAvg) is a communication efficient algorithm for the distributed training with an enormous number of clients. In FedAvg, clients keep their data locally for privacy protection; a central parameter server is used to…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-04-26 Tao Sun , Dongsheng Li , Bao Wang

Federated Learning (FL) enables decentralized training of machine learning models on distributed data while preserving privacy. However, in real-world FL settings, client data is often non-identically distributed and imbalanced, resulting…

Machine Learning · Computer Science 2025-09-18 Gergely D. Németh , Eros Fanì , Yeat Jeng Ng , Barbara Caputo , Miguel Ángel Lozano , Nuria Oliver , Novi Quadrianto

As an emerging technology, federated learning (FL) involves training machine learning models over distributed edge devices, which attracts sustained attention and has been extensively studied. However, the heterogeneity of client data…

Machine Learning · Computer Science 2022-12-29 Hao Zhang , Tingting Wu , Siyao Cheng , Jie Liu

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

Federated learning (FL) is an emerging distributed machine learning paradigm enabling collaborative model training on decentralized devices without exposing their local data. A key challenge in FL is the uneven data distribution across…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-03-08 Md Sirajul Islam , Simin Javaherian , Fei Xu , Xu Yuan , Li Chen , Nian-Feng Tzeng

Federated learning (FL) achieves collaborative learning without the need for data sharing, thus preventing privacy leakage. To extend FL into a fully decentralized algorithm, researchers have applied distributed optimization algorithms to…

Networking and Internet Architecture · Computer Science 2023-12-20 Akihito Taya , Yuuki Nishiyama , Kaoru Sezaki

Federated Learning (FL) enables collaborative training of autonomous driving (AD) models across distributed vehicles while preserving data privacy. However, FL encounters critical challenges such as poor generalization and slow convergence…

Robotics · Computer Science 2025-12-09 Wei-Bin Kou , Guangxu Zhu , Bingyang Cheng , Chen Zhang , Yik-Chung Wu , Jianping Wang

Heart failure (HF) is a leading cause of morbidity, mortality, and health care costs. Prolonged conduction through the myocardium can occur with HF, and a device-driven approach, termed cardiac resynchronization therapy (CRT), can improve…

Machine Learning · Computer Science 2021-09-14 Brendan E. Odigwe , Francis G. Spinale , Homayoun Valafar

The understanding of the convoluted evolution of infant brain networks during the first postnatal year is pivotal for identifying the dynamics of early brain connectivity development. Existing deep learning solutions suffer from three major…

Neurons and Cognition · Quantitative Biology 2024-01-09 Michalis Pistos , Gang Li , Weili Lin , Dinggang Shen , Islem Rekik

Amid growing demands for data privacy and advances in computational infrastructure, federated learning (FL) has emerged as a prominent distributed learning paradigm. Nevertheless, differences in data distribution (such as covariate and…

Machine Learning · Computer Science 2026-03-18 Zhenyuan Huang , Hui Zhang , Wenzhong Tang , Haijun Yang

Deep learning-based video surveillance increasingly demands privacy-preserving architectures with low computational and environmental overhead. Federated learning preserves privacy but deploying large vision-language models (VLMs)…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Sébastien Thuau , Siba Haidar , Rachid Chelouah

Federated Learning (FL) is a distributed machine learning framework to alleviate the data silos, where decentralized clients collaboratively learn a global model without sharing their private data. However, the clients' Non-Independent and…

Machine Learning · Computer Science 2024-09-19 Ping Luo , Jieren Cheng , Zhenhao Liu , N. Xiong , Jie Wu

Federated Learning (FL), as a rapidly evolving privacy-preserving collaborative machine learning paradigm, is a promising approach to enable edge intelligence in the emerging Industrial Metaverse. Even though many successful use cases have…

Machine Learning · Computer Science 2022-11-08 Shenglai Zeng , Zonghang Li , Hongfang Yu , Zhihao Zhang , Long Luo , Bo Li , Dusit Niyato

Federated Learning (FL) since proposed has been applied in many fields, such as credit assessment, medical, etc. Because of the difference in the network or computing resource, the clients may not update their gradients at the same time…

Machine Learning · Computer Science 2021-11-19 Zhicheng Zhou , Hailong Chen , Kunhua Li , Fei Hu , Bingjie Yan , Jieren Cheng , Xuyan Wei , Bernie Liu , Xiulai Li , Fuwen Chen , Yongji Sui