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Federated learning (FL) has become one of the key methods for privacy-preserving collaborative learning, as it enables the transfer of models without requiring local data exchange. Within the FL framework, an aggregation algorithm is…

Machine Learning · Computer Science 2024-11-13 Haizhou Zhang , Xianjia Yu , Tomi Westerlund

Federated learning (FL) has emerged as a promising paradigm for fine-tuning foundation models using distributed data in a privacy-preserving manner. Under limited computational resources, clients often find it more practical to fine-tune a…

Machine Learning · Computer Science 2024-11-27 Yuchang Sun , Yuexiang Xie , Bolin Ding , Yaliang Li , Jun Zhang

Federated learning (FL) is a recently proposed distributed machine learning paradigm dealing with distributed and private data sets. Based on the data partition pattern, FL is often categorized into horizontal, vertical, and hybrid…

Machine Learning · Computer Science 2021-02-19 Xinwei Zhang , Wotao Yin , Mingyi Hong , Tianyi Chen

Federated learning (FL) enables multiple clients to train models collaboratively without sharing local data, which has achieved promising results in different areas, including the Internet of Things (IoT). However, end IoT devices do not…

Machine Learning · Computer Science 2023-03-07 Jiaqi Wang , Shenglai Zeng , Zewei Long , Yaqing Wang , Houping Xiao , Fenglong Ma

In federated learning (FL), heterogeneity among the local dataset distributions of clients can result in unsatisfactory performance for some, leading to an unfair model. To address this challenge, we propose an over-the-air fair federated…

Machine Learning · Computer Science 2025-01-08 Shayan Mohajer Hamidi , Ali Bereyhi , Saba Asaad , H. Vincent Poor

Federated learning (FL) enables collaborative training of deep learning models without requiring data to leave local clients, thereby preserving client privacy. The aggregation process on the server plays a critical role in the performance…

Machine Learning · Computer Science 2025-04-18 Leming Wu , Yaochu Jin , Kuangrong Hao , Han Yu

Federated Learning (FL) is an emerging decentralized learning paradigm that can partly address the privacy concern that cannot be handled by traditional centralized and distributed learning. Further, to make FL practical, it is also…

Machine Learning · Computer Science 2025-03-19 Binghui Zhang , Luis Mares De La Cruz , Binghui Wang

Federated learning (FL) is a privacy-preserving distributed machine learning paradigm that enables collaborative training among geographically distributed and heterogeneous devices without gathering their data. Extending FL beyond the…

Machine Learning · Computer Science 2023-04-04 Jin Wang , Jia Hu , Jed Mills , Geyong Min , Ming Xia

Federated Learning (FL) is designed as a decentralized, privacy-preserving machine learning paradigm that enables multiple clients to collaboratively train a model without sharing their data. In real-world scenarios, however, clients often…

Machine Learning · Computer Science 2025-10-17 Maulidi Adi Prasetia , Muhamad Risqi U. Saputra , Guntur Dharma Putra

Federated Learning (FL) facilitates collaborative model training across distributed clients while ensuring data privacy. Traditionally, FL relies on a centralized server to coordinate learning, which creates bottlenecks and a single point…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-03 Phani Sahasra Akkinepally , Manaswini Piduguralla , Sushant Joshi , Sathya Peri , Sandeep Kulkarni

Federated learning (FL) is a collaborative machine learning approach that enables multiple clients to train models without sharing their private data. With the rise of deep learning, large-scale models have garnered significant attention…

Machine Learning · Computer Science 2025-09-09 Ziwei Zhan , Wenkuan Zhao , Yuanqing Li , Weijie Liu , Xiaoxi Zhang , Chee Wei Tan , Chuan Wu , Deke Guo , Xu Chen

Federated learning (FL) is an effective technique to directly involve edge devices in machine learning training while preserving client privacy. However, the substantial communication overhead of FL makes training challenging when edge…

Machine Learning · Computer Science 2022-12-06 Shiqi He , Qifan Yan , Feijie Wu , Lanjun Wang , Mathias Lécuyer , Ivan Beschastnikh

Federated Learning (FL) presents an innovative approach to privacy-preserving distributed machine learning and enables efficient crowd intelligence on a large scale. However, a significant challenge arises when coordinating FL with crowd…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-09-06 Yuhao Zhou , Minjia Shi , Yuxin Tian , Yuanxi Li , Qing Ye , Jiancheng Lv

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

Personalized Federated Learning (PFL) which collaboratively trains a federated model while considering local clients under privacy constraints has attracted much attention. Despite its popularity, it has been observed that existing PFL…

Machine Learning · Computer Science 2022-12-05 Tianchun Wang , Wei Cheng , Dongsheng Luo , Wenchao Yu , Jingchao Ni , Liang Tong , Haifeng Chen , Xiang Zhang

Large Language Models (LLMs) have demonstrated remarkable effectiveness in adapting to downstream tasks through fine-tuning. Federated Learning (FL) extends this capability by enabling collaborative fine-tuning across distributed clients…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-02-20 Zikai Zhang , Rui Hu , Jiahao Xu

Federated learning enables collaborative model training across geographically distributed medical centers while preserving data privacy. However, domain shifts and heterogeneity in data often lead to a degradation in model performance.…

Federated learning (FL) is a privacy-preserving machine learning method that has been proposed to allow training of models using data from many different clients, without these clients having to transfer all their data to a central server.…

Sound · Computer Science 2021-05-19 Marc C. Green , Mark D. Plumbley

As a privacy-preserving paradigm for training Machine Learning (ML) models, Federated Learning (FL) has received tremendous attention from both industry and academia. In a typical FL scenario, clients exhibit significant heterogeneity in…

Machine Learning · Computer Science 2023-07-27 Lei Fu , Huanle Zhang , Ge Gao , Mi Zhang , Xin Liu

Federated Learning (FL) is a distributed machine learning approach to learn models on decentralized heterogeneous data, without the need for clients to share their data. Many existing FL approaches assume that all clients have equal…

Machine Learning · Computer Science 2023-10-10 Aditya Narayan Ravi , Ilan Shomorony