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Federated learning (FL), as a type of distributed machine learning, is capable of significantly preserving client's private data from being shared among different parties. Nevertheless, private information can still be divulged by analyzing…

Machine Learning · Computer Science 2024-02-06 Adrien Banse , Jan Kreischer , Xavier Oliva i Jürgens

Federated learning (FL) enables multiple data owners to build machine learning models collaboratively without exposing their private local data. In order for FL to achieve widespread adoption, it is important to balance the need for…

Machine Learning · Computer Science 2026-05-27 Anran Li , Rui Liu , Ming Hu , Yuanyuan Chen , Shipeng Wang , Lizhen Cui , Han Yu

Since federated learning (FL) has been introduced as a decentralized learning technique with privacy preservation, statistical heterogeneity of distributed data stays the main obstacle to achieve robust performance and stable convergence in…

Machine Learning · Computer Science 2022-12-08 Yanhang Shi , Siguang Chen , Haijun Zhang

Bayesian personalized federated learning (BPFL) addresses challenges in existing personalized FL (PFL). BPFL aims to quantify the uncertainty and heterogeneity within and across clients towards uncertainty representations by addressing the…

Machine Learning · Computer Science 2023-10-04 Hui Chen , Hengyu Liu , Longbing Cao , Tiancheng Zhang

Federated learning has received significant attention for its ability to simultaneously protect customer privacy and leverage distributed data from multiple devices for model training. However, conventional approaches often focus on…

Machine Learning · Computer Science 2025-10-07 Jiahao Zeng , Wolong Xing , Liangtao Shi , Xin Huang , Jialin Wang , Zhile Cao , Zhenkui Shi

Federated Learning (FL) is a machine-learning approach enabling collaborative model training across multiple decentralized edge devices that hold local data samples, all without exchanging these samples. This collaborative process occurs…

Machine Learning · Computer Science 2024-01-02 Venkataraman Natarajan Iyer

Federated Continual Learning (FCL) has emerged as a robust solution for collaborative model training in dynamic environments, where data samples are continuously generated and distributed across multiple devices. This survey provides a…

Machine Learning · Computer Science 2025-07-17 Parisa Hamedi , Roozbeh Razavi-Far , Ehsan Hallaji

Federated learning (FL), introduced in 2017, facilitates collaborative learning between non-trusting parties with no need for the parties to explicitly share their data among themselves. This allows training models on user data while…

Machine Learning · Computer Science 2025-04-09 Hyejun Jeong , Shiqing Ma , Amir Houmansadr

Federated Learning (FL) is a collaborative scheme to train a learning model across multiple participants without sharing data. While FL is a clear step forward towards enforcing users' privacy, different inference attacks have been…

Cryptography and Security · Computer Science 2024-03-04 Théo Jourdan , Antoine Boutet , Carole Frindel

The increasing demand for privacy-preserving collaborative learning has given rise to a new computing paradigm called federated learning (FL), in which clients collaboratively train a machine learning (ML) model without revealing their…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-05-31 Zhifeng Jiang , Wei Wang , Bo Li , Qiang Yang

Federated Learning (FL) is a privacy-protected machine learning paradigm that allows model to be trained directly at the edge without uploading data. One of the biggest challenges faced by FL in practical applications is the heterogeneity…

Machine Learning · Computer Science 2021-08-20 Zirui Zhu , Ziyi Ye

Federated learning (FL) demonstrates its advantages in integrating distributed infrastructure, communication, computing and learning in a privacy-preserving manner. However, the robustness and capabilities of existing FL methods are…

Machine Learning · Computer Science 2023-04-27 Longbing Cao , Hui Chen , Xuhui Fan , Joao Gama , Yew-Soon Ong , Vipin Kumar

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

Differentially private federated learning (DP-FL) enables clients to collaboratively train machine learning models while preserving the privacy of their local data. However, most existing DP-FL approaches assume that all clients share a…

Machine Learning · Computer Science 2026-02-27 Ruichen Xu , Ying-Jun Angela Zhang , Jianwei Huang

Personalized Federated Learning (PFL) aims to learn personalized models for each client based on the knowledge across all clients in a privacy-preserving manner. Existing PFL methods generally assume that the underlying global data across…

Machine Learning · Computer Science 2023-03-28 Yang Lu , Pinxin Qian , Gang Huang , Hanzi Wang

Federated learning enables distributed clients to collaborate on training while storing their data locally to protect client privacy. However, due to the heterogeneity of data, models, and devices, the final global model may need to perform…

Machine Learning · Computer Science 2024-06-25 Wolong Xing , Zhenkui Shi , Hongyan Peng , Xiantao Hu , Xianxian Li

Federated Learning (FL) aims to learn a single global model that enables the central server to help the model training in local clients without accessing their local data. The key challenge of FL is the heterogeneity of local data in…

Machine Learning · Computer Science 2023-04-17 Sicong Liang , Junchao Tian , Shujun Yang , Yu Zhang

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) allows several clients to construct a common global machine-learning model without having to share their data. FL, however, faces the challenge of statistical heterogeneity between the client's data, which degrades…

Machine Learning · Computer Science 2024-01-26 Zahra Taghiyarrenani , Abdallah Alabdallah , Slawomir Nowaczyk , Sepideh Pashami

Federated Learning (FL) is a prominent framework that enables training a centralized model while securing user privacy by fusing local, decentralized models. In this setting, one major obstacle is data heterogeneity, i.e., each client…

Machine Learning · Computer Science 2022-06-22 Artur Back de Luca , Guojun Zhang , Xi Chen , Yaoliang Yu