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Federated learning (FL) has shown promising potential in safeguarding data privacy in healthcare collaborations. While the term "FL" was originally coined by the engineering community, the statistical field has also explored similar…

Federated learning (FL) is a heavily promoted approach for training ML models on sensitive data, e.g., text typed by users on their smartphones. FL is expressly designed for training on data that are unbalanced and non-iid across the…

Machine Learning · Computer Science 2022-03-07 Tao Yu , Eugene Bagdasaryan , Vitaly Shmatikov

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

Over the past few years, Federated Learning (FL) has become a popular distributed machine learning paradigm. FL involves a group of clients with decentralized data who collaborate to learn a common model under the coordination of a…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-05-21 Jieming Bian , Lei Wang , Kun Yang , Cong Shen , Jie Xu

Decentralized Federated Learning (DFL) has emerged as a privacy-preserving machine learning paradigm that enables collaborative training among users without relying on a central server. However, its performance often degrades significantly…

Machine Learning · Computer Science 2026-03-30 Reza Jahani , Md Farhamdur Reza , Richeng Jin , Huaiyu Dai

The advent of Federated Learning (FL) has ignited a new paradigm for parallel and confidential decentralized Machine Learning (ML) with the potential of utilizing the computational power of a vast number of IoT, mobile and edge devices…

Machine Learning · Computer Science 2022-12-06 Leon Witt , Mathis Heyer , Kentaroh Toyoda , Wojciech Samek , Dan Li

Decentralized federated learning (D-FL) allows clients to aggregate learning models locally, offering flexibility and scalability. Existing D-FL methods use gossip protocols, which are inefficient when not all nodes in the network are D-FL…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-03-31 Weicai Li , Tiejun Lv , Wei Ni , Jingbo Zhao , Ekram Hossain , H. Vincent Poor

Decentralized learning and optimization is a central problem in control that encompasses several existing and emerging applications, such as federated learning. While there exists a vast literature on this topic and most methods centered…

Machine Learning · Computer Science 2023-03-21 Vishnu Pandi Chellapandi , Antesh Upadhyay , Abolfazl Hashemi , Stanislaw H /. Zak

In Federated Learning (FL), with parameter aggregated by a central node, the communication overhead is a substantial concern. To circumvent this limitation and alleviate the single point of failure within the FL framework, recent studies…

Machine Learning · Computer Science 2024-04-01 Zhigang Yan , Dong Li

Federated Learning (FL) is a collaborative method for training models while preserving data privacy in decentralized settings. However, FL encounters challenges related to data heterogeneity, which can result in performance degradation. In…

Machine Learning · Computer Science 2023-11-23 Seongyoon Kim , Gihun Lee , Jaehoon Oh , Se-Young Yun

Traditional federated learning (FL) algorithms operate under the assumption that the data distributions at training (source domains) and testing (target domain) are the same. The fact that domain shifts often occur in practice necessitates…

Machine Learning · Computer Science 2023-11-02 Jungwuk Park , Dong-Jun Han , Jinho Kim , Shiqiang Wang , Christopher G. Brinton , Jaekyun Moon

In this paper, we present a study of a Federated Learning (FL) system, based on the use of decentralized architectures to ensure trust and increase reliability. The system is based on the idea that the FL collaborators upload the (ciphered)…

Artificial Intelligence · Computer Science 2024-07-10 Lorenzo Cassano , Jacopo D'Abramo , Siraj Munir , Stefano Ferretti

Federated learning (FL) is a machine learning setting where clients keep the training data decentralised and collaboratively train a model either under the coordination of a central server (centralised FL) or in a peer-to-peer network…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-06-27 Ivan Prokić , Silvia Ghilezan , Simona Kašterović , Miroslav Popovic , Marko Popovic , Ivan Kaštelan

Federated Learning (FL) emerged as a practical approach to training a model from decentralized data. The proliferation of FL led to the development of numerous FL algorithms and mechanisms. Many prior efforts have given their primary focus…

Machine Learning · Computer Science 2024-03-27 Gustav A. Baumgart , Jaemin Shin , Ali Payani , Myungjin Lee , Ramana Rao Kompella

Federated Learning (FL) trains a shared model using data and computation power on distributed agents coordinated by a central server. Decentralized FL (DFL) utilizes local model exchange and aggregation between agents to reduce the…

Machine Learning · Computer Science 2025-02-05 Xiaoyu Wang , Guojun Xiong , Houwei Cao , Jian Li , Yong Liu

Federated Learning (FL) is a privacy-preserving machine learning framework facilitating collaborative training across distributed clients. However, its performance is often compromised by data heterogeneity among participants, which can…

Machine Learning · Computer Science 2026-02-16 Ziru Niu , Hai Dong , A. K. Qin

Federated Learning (FL) is a decentralized machine learning (ML) paradigm in which models are trained on private data across several devices called clients and combined at a single node called an aggregator rather than aggregating the data…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-05-07 Sarang S , Druva Dhakshinamoorthy , Aditya Shiva Sharma , Yuvraj Singh Bhadauria , Siddharth Chaitra Vivek , Arihant Bansal , Arnab K. Paul

The federated learning (FL) framework enables edge clients to collaboratively learn a shared inference model while keeping privacy of training data on clients. Recently, many heuristics efforts have been made to generalize centralized…

Machine Learning · Computer Science 2022-07-18 Jiayin Jin , Jiaxiang Ren , Yang Zhou , Lingjuan Lyu , Ji Liu , Dejing Dou

Federated Learning (FL) has emerged as a transformative approach for distributed machine learning, particularly in edge computing environments where data privacy, low latency, and bandwidth efficiency are critical. This paper presents a…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-03-11 Sales Aribe , Gil Nicholas Cagande

Recent advances in distributed learning raise environmental concerns due to the large energy needed to train and move data to/from data centers. Novel paradigms, such as federated learning (FL), are suitable for decentralized model training…

Machine Learning · Computer Science 2021-11-15 Stefano Savazzi , Sanaz Kianoush , Vittorio Rampa , Mehdi Bennis