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As a novel distributed learning paradigm, federated learning (FL) faces serious challenges in dealing with massive clients with heterogeneous data distribution and computation and communication resources. Various client-variance-reduction…

Machine Learning · Computer Science 2023-01-19 Shuai Wang , Yanqing Xu , Zhiguo Wang , Tsung-Hui Chang , Tony Q. S. Quek , Defeng Sun

Federated learning is a popular distributed and privacy-preserving learning paradigm in machine learning. Recently, some federated learning algorithms have been proposed to solve the distributed minimax problems. However, these federated…

Machine Learning · Computer Science 2024-03-01 Feihu Huang , Xinrui Wang , Junyi Li , Songcan Chen

Federated Learning (FL) has garnered widespread interest in recent years. However, owing to strict privacy policies or limited storage capacities of training participants such as IoT devices, its effective deployment is often impeded by the…

Machine Learning · Computer Science 2025-03-05 Sheng Yue , Zerui Qin , Yongheng Deng , Ju Ren , Yaoxue Zhang , Junshan Zhang

As a well-known optimization framework, the Alternating Direction Method of Multipliers (ADMM) has achieved tremendous success in many classification and regression applications. Recently, it has attracted the attention of deep learning…

Machine Learning · Computer Science 2021-12-23 Junxiang Wang , Hongyi Li , Liang Zhao

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

Federated Learning (FL) has emerged as a key approach for distributed machine learning, enhancing online personalization while ensuring user data privacy. Instead of sending private data to a central server as in traditional approaches, FL…

Information Retrieval · Computer Science 2023-09-19 Francesco Fabbri , Xianghang Liu , Jack R. McKenzie , Bartlomiej Twardowski , Tri Kurniawan Wijaya

As a popular paradigm for juggling data privacy and collaborative training, federated learning (FL) is flourishing to distributively process the large scale of heterogeneous datasets on edged clients. Due to bandwidth limitations and…

Machine Learning · Computer Science 2025-01-22 Yan Sun , Li Shen , Dacheng Tao

Federated Learning (FL) enables the utilization of vast, previously inaccessible data sources. At the same time, pre-trained Language Models (LMs) have taken the world by storm and for good reason. They exhibit remarkable emergent abilities…

Machine Learning · Computer Science 2026-05-15 Michael Theologitis , Vasilis Samoladas , Antonios Deligiannakis

Federated learning (FL) has become de facto framework for collaborative learning among edge devices with privacy concern. The core of the FL strategy is the use of stochastic gradient descent (SGD) in a distributed manner. Large scale…

Machine Learning · Computer Science 2022-05-18 Kerem Ozfatura , Emre Ozfatura , Deniz Gunduz

Federated Learning (FL) with pre-trained Vision-Language Models (VLMs) has emerged as a promising paradigm for various downstream tasks. By leveraging its strong representations, recent studies improve task adaptation under insufficient…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Yuting Ma , Lechao Cheng , Xiaohua Xu

This paper addresses the problem of optimal linear filtering in a network of local estimators, commonly referred to as distributed Kalman filtering (DKF). The DKF problem is formulated within a distributed optimization framework, where…

Systems and Control · Electrical Eng. & Systems 2025-01-23 Muhammad Iqbal , Kundan Kumar , Simo Särkkä

Personalization in federated learning (FL) functions as a coordinator for clients with high variance in data or behavior. Ensuring the convergence of these clients' models relies on how closely users collaborate with those with similar…

Machine Learning · Computer Science 2023-02-24 Eunjeong Jeong , Marios Kountouris

Federated learning (FL) refers to the learning paradigm that trains machine learning models directly in the decentralized systems consisting of smart edge devices without transmitting the raw data, which avoids the heavy communication costs…

Machine Learning · Computer Science 2020-12-17 Xin Yao , Lifeng Sun

Federated Learning (FL) is transforming the ML training ecosystem from a centralized over-the-cloud setting to distributed training over edge devices in order to strengthen data privacy. An essential but rarely studied challenge in FL is…

Machine Learning · Computer Science 2021-10-07 Chaoyang He , Zhengyu Yang , Erum Mushtaq , Sunwoo Lee , Mahdi Soltanolkotabi , Salman Avestimehr

We consider the problem of persistent client dropout in asynchronous Decentralized Federated Learning (DFL). Asynchronicity and decentralization obfuscate information about model updates among federation peers, making recovery from a client…

Machine Learning · Computer Science 2025-08-05 Ignacy Stępka , Nicholas Gisolfi , Kacper Trębacz , Artur Dubrawski

Federated learning, as a promising distributed learning paradigm, enables collaborative training of a global model across multiple network edge clients without the need for central data collecting. However, the heterogeneity of edge data…

Machine Learning · Computer Science 2024-03-06 Xingyan Chen , Tian Du , Mu Wang , Tiancheng Gu , Yu Zhao , Gang Kou , Changqiao Xu , Dapeng Oliver Wu

Decentralized Federated Learning (DFL) has become popular due to its robustness and avoidance of centralized coordination. In this paradigm, clients actively engage in training by exchanging models with their networked neighbors. However,…

Machine Learning · Computer Science 2024-07-24 Qianyu Long , Qiyuan Wang , Christos Anagnostopoulos , Daning Bi

Unmanned aerial vehicles (UAV) or drones play many roles in a modern smart city such as the delivery of goods, mapping real-time road traffic and monitoring pollution. The ability of drones to perform these functions often requires the…

Machine Learning · Computer Science 2023-04-14 Deng Pan , Mohammad Ali Khoshkholghi , Toktam Mahmoodi

The performance of Federated Learning (FL) hinges on the effectiveness of utilizing knowledge from distributed datasets. Traditional FL methods adopt an aggregate-then-adapt framework, where clients update local models based on a global…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Yuan Wang , Huazhu Fu , Renuga Kanagavelu , Qingsong Wei , Yong Liu , Rick Siow Mong Goh

Federated Learning (FL) is a distributed framework for collaborative model training over large-scale distributed data, enabling higher performance while maintaining client data privacy. However, the nature of model aggregation at the…

Machine Learning · Computer Science 2025-06-10 Ali Murad , Bo Hui , Wei-Shinn Ku