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Federated Learning (FL) is a way for machines to learn from data that is kept locally, in order to protect the privacy of clients. This is typically done using local SGD, which helps to improve communication efficiency. However, such a…

Machine Learning · Computer Science 2023-06-01 Yongxin Guo , Xiaoying Tang , Tao Lin

Federated Learning (FL) is a method of training machine learning models on private data distributed over a large number of possibly heterogeneous clients such as mobile phones and IoT devices. In this work, we propose a new federated…

Machine Learning · Computer Science 2021-12-15 Enmao Diao , Jie Ding , Vahid Tarokh

Federated learning allows multiple clients to collaborate to train high-performance deep learning models while keeping the training data locally. However, when the local data of all clients are not independent and identically distributed…

Machine Learning · Computer Science 2021-09-28 Xutong Mu , Yulong Shen , Ke Cheng , Xueli Geng , Jiaxuan Fu , Tao Zhang , Zhiwei Zhang

Standard federated learning (FL) algorithms typically require multiple rounds of communication between the server and the clients, which has several drawbacks, including requiring constant network connectivity, repeated investment of…

Machine Learning · Computer Science 2024-03-20 Divyansh Jhunjhunwala , Shiqiang Wang , Gauri Joshi

Fine-tuning foundation models is critical for superior performance on personalized downstream tasks, compared to using pre-trained models. Collaborative learning can leverage local clients' datasets for fine-tuning, but limited client data…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-08-15 Tianjun Yuan , Jiaxiang Geng , Pengchao Han , Xianhao Chen , Bing Luo

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

Federated learning (FL), as an effective decentralized distributed learning approach, enables multiple institutions to jointly train a model without sharing their local data. However, the domain feature shift caused by different acquisition…

Computer Vision and Pattern Recognition · Computer Science 2023-09-20 Meng Wang , Kai Yu , Chun-Mei Feng , Yiming Qian , Ke Zou , Lianyu Wang , Rick Siow Mong Goh , Yong Liu , Huazhu Fu

One-shot Federated Learning (FL) has recently emerged as a promising approach, which allows the central server to learn a model in a single communication round. Despite the low communication cost, existing one-shot FL methods are mostly…

Machine Learning · Computer Science 2022-11-22 Jie Zhang , Chen Chen , Bo Li , Lingjuan Lyu , Shuang Wu , Shouhong Ding , Chunhua Shen , Chao Wu

The uneven distribution of local data across different edge devices (clients) results in slow model training and accuracy reduction in federated learning. Naive federated learning (FL) strategy and most alternative solutions attempted to…

Federated Learning (FL) enables the multiple participating devices to collaboratively contribute to a global neural network model while keeping the training data locally. Unlike the centralized training setting, the non-IID, imbalanced…

Machine Learning · Computer Science 2024-04-16 Moming Duan , Duo Liu , Xinyuan Ji , Yu Wu , Liang Liang , Xianzhang Chen , Yujuan Tan

The proliferation of Internet of Things devices and advances in communication technology have unleashed an explosion of personal data, amplifying privacy concerns amid stringent regulations like GDPR and CCPA. Federated Learning offers a…

Machine Learning · Computer Science 2025-03-04 Fan Wan , Yuchen Li , Xueqi Qiu , Rui Sun , Leyuan Zhang , Xingyu Miao , Tianyu Zhang , Haoran Duan , Yang Long

Federated learning (FL) is a kind of distributed machine learning framework, where the global model is generated on the centralized aggregation server based on the parameters of local models, addressing concerns about privacy leakage caused…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-08-22 Chenhao Xu , Youyang Qu , Yong Xiang , Longxiang Gao

Personalized Federated Learning (PFL) is widely employed in IoT applications to handle high-volume, non-iid client data while ensuring data privacy. However, heterogeneous edge devices owned by clients may impose varying degrees of resource…

Machine Learning · Computer Science 2025-04-15 Ziru Niu , Hai Dong , A. K. Qin

Federated Learning (FL) is a paradigm for jointly training machine learning algorithms in a decentralized manner which allows for parties to communicate with an aggregator to create and train a model, without exposing the underlying raw…

Machine Learning · Computer Science 2022-09-07 Katelinh Jones , Yuya Jeremy Ong , Yi Zhou , Nathalie Baracaldo

Federated Learning (FL) enables collaborative training across decentralized data, but faces key challenges of bidirectional communication overhead and client-side data heterogeneity. To address communication costs while embracing data…

Machine Learning · Computer Science 2026-02-03 Jiacheng Cheng , Xu Zhang , Guanghui Qiu , Yifang Zhang , Yinchuan Li , Kaiyuan Feng

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 promising approach for learning from user data while preserving data privacy. However, the high requirements of the model training process make it difficult for clients with limited memory or bandwidth to…

Cryptography and Security · Computer Science 2024-01-18 Minh K. Quan , Dinh C. Nguyen , Van-Dinh Nguyen , Mayuri Wijayasundara , Sujeeva Setunge , Pubudu N. Pathirana

Federated Learning aims at training a global model from multiple decentralized devices (i.e. clients) without exchanging their private local data. A key challenge is the handling of non-i.i.d. (independent identically distributed) data…

Machine Learning · Computer Science 2022-07-20 Xin Dong , Sai Qian Zhang , Ang Li , H. T. Kung

Knowledge sharing and model personalization are essential components to tackle the non-IID challenge in federated learning (FL). Most existing FL methods focus on two extremes: 1) to learn a shared model to serve all clients with non-IID…

Machine Learning · Computer Science 2022-06-08 Jie Ma , Guodong Long , Tianyi Zhou , Jing Jiang , Chengqi Zhang

Federated learning (FL) is a distributed model for deep learning that integrates client-server architecture, edge computing, and real-time intelligence. FL has the capability of revolutionizing machine learning (ML) but lacks in the…