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Federated learning (FL) is a privacy-preserving paradigm where multiple participants jointly solve a machine learning problem without sharing raw data. Unlike traditional distributed learning, a unique characteristic of FL is statistical…

Machine Learning · Computer Science 2022-06-14 Kai Yue , Richeng Jin , Ryan Pilgrim , Chau-Wai Wong , Dror Baron , Huaiyu Dai

Federated Learning (FL) is an emerging learning scheme that allows different distributed clients to train deep neural networks together without data sharing. Neural networks have become popular due to their unprecedented success. To the…

Machine Learning · Computer Science 2021-05-12 Baihe Huang , Xiaoxiao Li , Zhao Song , Xin Yang

Federated learning (FL) is a distributed machine learning paradigm in which a large number of clients coordinate with a central server to learn a model without sharing their own training data. One central server is not enough, due to…

Federated Learning (FL) is a well-known framework for successfully performing a learning task in an edge computing scenario where the devices involved have limited resources and incomplete data representation. The basic assumption of FL is…

Machine Learning · Computer Science 2023-12-08 Lorenzo Valerio , Chiara Boldrini , Andrea Passarella , János Kertész , Márton Karsai , Gerardo Iñiguez

Federated learning is a privacy-focused approach towards machine learning where models are trained on client devices with locally available data and aggregated at a central server. However, the dependence on a single central server is…

Machine Learning · Computer Science 2026-01-06 Shamik Bhattacharyya , Rachel Kalpana Kalaimani

Federated learning is a distributed machine learning paradigm through centralized model aggregation. However, standard federated learning relies on a centralized server, making it vulnerable to server failures. While existing solutions…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-10-03 Hongliang Zhang , Fenghua Xu , Zhongyuan Yu , Shanchen Pang , Chunqiang Hu , Jiguo Yu

We introduce Ring-topology Decentralized Federated Learning (RDFL) for distributed model training, aiming to avoid the inherent risks of centralized failure in server-based FL. However, RDFL faces the challenge of low information-sharing…

Machine Learning · Computer Science 2025-04-29 Shunxin Guo , Jiaqi Lv , Xin Geng

Decentralized federated learning (DFL) captures FL settings where both (i) model updates and (ii) model aggregations are exclusively carried out by the clients without a central server. Existing DFL works have mostly focused on settings…

Machine Learning · Computer Science 2025-03-07 Shahryar Zehtabi , Dong-Jun Han , Rohit Parasnis , Seyyedali Hosseinalipour , Christopher G. Brinton

Federated learning (FL) enables collaboratively training a model while keeping the training data decentralized and private. However, one significant impediment to training a model using FL, especially large models, is the resource…

Machine Learning · Computer Science 2023-12-12 Seyed Mahmoud Sajjadi Mohammadabadi , Syed Zawad , Feng Yan , Lei Yang

The widespread adoption of smartphones and smart wearable devices has led to the widespread use of Centralized Federated Learning (CFL) for training powerful machine learning models while preserving data privacy. However, CFL faces…

Machine Learning · Computer Science 2025-03-18 Chengyan Jiang , Jiamin Fan , Talal Halabi , Israat Haque

Decentralized Federated Learning (DFL) is a serverless collaborative machine learning paradigm where devices collaborate directly with neighbouring devices to exchange model information for learning a generalized model. However, variations…

Machine Learning · Computer Science 2026-01-29 Adnan Ahmad , Chiara Boldrini , Lorenzo Valerio , Andrea Passarella , Marco Conti

Federated learning (FL) enables distributed training while preserving data privacy, but stragglers-slow or incapable clients-can significantly slow down the total training time and degrade performance. To mitigate the impact of stragglers,…

Machine Learning · Computer Science 2024-09-11 Honggu Kang , Seohyeon Cha , Jinwoo Shin , Jongmyeong Lee , Joonhyuk Kang

Federated learning (FL) supports training models on geographically distributed devices. However, traditional FL systems adopt a centralized synchronous strategy, putting high communication pressure and model generalization challenge.…

Machine Learning · Computer Science 2021-11-17 Jing Cao , Zirui Lian , Weihong Liu , Zongwei Zhu , Cheng Ji

Federated learning (FL) can lead to significant communication overhead and reliance on a central server. To address these challenges, decentralized federated learning (DFL) has been proposed as a more resilient framework. DFL involves…

Machine Learning · Computer Science 2023-08-15 Zhigang Yan , Dong Li

In this paper, we investigate the problem of decentralized federated learning (DFL) in Internet of things (IoT) systems, where a number of IoT clients train models collectively for a common task without sharing their private training data…

Machine Learning · Computer Science 2021-05-13 Chengxi Li , Gang Li , Pramod K. Varshney

Federated learning (FL) is a privacy preserving machine learning paradigm designed to collaboratively learn a global model without data leakage. Specifically, in a typical FL system, the central server solely functions as an coordinator to…

Machine Learning · Computer Science 2024-12-17 Hangyu Zhu , Yuxiang Fan , Zhenping Xie

Federated learning (FL) is an emerging distributed machine learning paradigm that enables collaborative training of machine learning models over decentralized devices without exposing their local data. One of the major challenges in FL is…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-07-11 Md Sirajul Islam , Simin Javaherian , Fei Xu , Xu Yuan , Li Chen , Nian-Feng Tzeng

Federated Learning (FL) is a collaborative machine learning framework that allows multiple users to train models utilizing their local data in a distributed manner. However, considerable statistical heterogeneity in local data across…

Machine Learning · Computer Science 2024-09-10 Qi Le , Enmao Diao , Xinran Wang , Vahid Tarokh , Jie Ding , Ali Anwar

Federated learning (FL) has been gaining attention for its ability to share knowledge while maintaining user data, protecting privacy, increasing learning efficiency, and reducing communication overhead. Decentralized FL (DFL) is a…

Machine Learning · Computer Science 2024-05-07 Liangqi Yuan , Ziran Wang , Lichao Sun , Philip S. Yu , Christopher G. Brinton

Federated learning (FL) has emerged as a promising paradigm within edge computing (EC) systems, enabling numerous edge devices to collaboratively train artificial intelligence (AI) models while maintaining data privacy. To overcome the…

Machine Learning · Computer Science 2025-08-13 Yuze Liu , Tiehua Zhang , Zhishu Shen , Libing Wu , Shiping Chen , Jiong Jin
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