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Federated learning (FL) ameliorates privacy concerns in settings where a central server coordinates learning from data distributed across many clients. The clients train locally and communicate the models they learn to the server;…

Machine Learning · Computer Science 2020-10-16 Monica Ribero , Haris Vikalo

Federated Learning (FL) is an evolving machine learning method in which multiple clients participate in collaborative learning without sharing their data with each other and the central server. In real-world applications such as hospitals…

Computer Vision and Pattern Recognition · Computer Science 2023-08-02 Hussain Ahmad Madni , Rao Muhammad Umer , Gian Luca Foresti

Federated Learning (FL) is an emerging distributed learning paradigm under privacy constraint. Data heterogeneity is one of the main challenges in FL, which results in slow convergence and degraded performance. Most existing approaches only…

Machine Learning · Computer Science 2023-10-27 Lin Zhang , Li Shen , Liang Ding , Dacheng Tao , Ling-Yu Duan

Federated Learning is an emerging learning paradigm that allows training models from samples distributed across a large network of clients while respecting privacy and communication restrictions. Despite its success, federated learning…

Machine Learning · Computer Science 2022-06-07 Isidoros Tziotis , Zebang Shen , Ramtin Pedarsani , Hamed Hassani , Aryan Mokhtari

Federated learning (FL) enables collaborative model training across decentralized clients without sharing local data, but is challenged by heterogeneity in data, computation, and communication. Pretrained vision-language models (VLMs), with…

Machine Learning · Computer Science 2025-06-27 Yuguang Zhang , Kuangpu Guo , Zhihe Lu , Yunbo Wang , Jian Liang

With an increasing number of smart devices like internet of things (IoT) devices deployed in the field, offloadingtraining of neural networks (NNs) to a central server becomes more and more infeasible. Recent efforts toimprove users'…

Machine Learning · Computer Science 2023-07-19 Kilian Pfeiffer , Martin Rapp , Ramin Khalili , Jörg Henkel

Federated Learning (FL) enables collaborative model training across decentralized clients without sharing private data. However, FL suffers from biased global models due to non-IID and long-tail data distributions. We propose…

Machine Learning · Computer Science 2026-01-08 Jingrui Zhang , Yimeng Xu , Shujie Li , Feng Liang , Haihan Duan , Yanjie Dong , Victor C. M. Leung , Xiping Hu

Federated learning (FL) aims to protect data privacy by enabling clients to build machine learning models collaboratively without sharing their private data. Recent works demonstrate that information exchanged during FL is subject to…

Machine Learning · Computer Science 2024-07-09 Yuezhou Wu , Yan Kang , Jiahuan Luo , Yuanqin He , Qiang Yang

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

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…

Standard deep learning-based classification approaches may not always be practical in real-world clinical applications, as they require a centralized collection of all samples. Federated learning (FL) provides a paradigm that can learn from…

Machine Learning · Computer Science 2024-10-10 Atrin Arya , Sana Ayromlou , Armin Saadat , Purang Abolmaesumi , Xiaoxiao Li

Federated learning (FL) facilitates edge devices to cooperatively train a global shared model while maintaining the training data locally and privately. However, a common assumption in FL requires the participating edge devices to have…

Machine Learning · Computer Science 2024-02-02 Yun-Hin Chan , Zhihan Jiang , Jing Deng , Edith C. -H. Ngai

Federated learning (FL) involves multiple distributed devices jointly training a shared model without any of the participants having to reveal their local data to a centralized server. Most of previous FL approaches assume that data on…

Machine Learning · Computer Science 2021-09-02 Yujing Chen , Zheng Chai , Yue Cheng , Huzefa Rangwala

Federated learning (FL), which has gained increasing attention recently, enables distributed devices to train a common machine learning (ML) model for intelligent inference cooperatively without data sharing. However, problems in practical…

Machine Learning · Computer Science 2022-11-01 Yujie Zhou , Zhidu Li , Tong Tang , Ruyan Wang

Personalised federated learning (FL) aims at collaboratively learning a machine learning model taylored for each client. Albeit promising advances have been made in this direction, most of existing approaches works do not allow for…

Machine Learning · Computer Science 2023-01-30 Nikita Kotelevskii , Maxime Vono , Eric Moulines , Alain Durmus

Federated learning (FL) aims to minimize the communication complexity of training a model over heterogeneous data distributed across many clients. A common approach is local methods, where clients take multiple optimization steps over local…

Machine Learning · Computer Science 2023-04-18 Charlie Hou , Kiran K. Thekumparampil , Giulia Fanti , Sewoong Oh

Federated learning (FL) enables collaborative machine learning across distributed data owners, but data heterogeneity poses a challenge for model calibration. While prior work focused on improving accuracy for non-iid data, calibration…

Machine Learning · Computer Science 2024-06-05 Hongyi Peng , Han Yu , Xiaoli Tang , Xiaoxiao Li

Personalized federated learning (PFL) aims to harness the collective wisdom of clients' data while building personalized models tailored to individual clients' data distributions. Existing works offer personalization primarily to clients…

Computer Vision and Pattern Recognition · Computer Science 2023-11-01 Hong-You Chen , Jike Zhong , Mingda Zhang , Xuhui Jia , Hang Qi , Boqing Gong , Wei-Lun Chao , Li Zhang

Federated Learning (FL) has emerged as a powerful paradigm for decentralized machine learning, enabling collaborative model training across diverse clients without sharing raw data. However, traditional FL approaches often face limitations…

Machine Learning · Computer Science 2025-10-22 Ali Forootani , Raffaele Iervolino

Federated Learning (FL) on graphs enables collaborative model training to enhance performance without compromising the privacy of each client. However, existing methods often overlook the mutable nature of graph data, which frequently…

Machine Learning · Computer Science 2025-03-07 Sungwon Kim , Yoonho Lee , Yunhak Oh , Namkyeong Lee , Sukwon Yun , Junseok Lee , Sein Kim , Carl Yang , Chanyoung Park