English
Related papers

Related papers: SphereFed: Hyperspherical Federated Learning

200 papers

Federated learning is gaining popularity as a distributed machine learning method that can be used to deploy AI-dependent IoT applications while protecting client data privacy and security. Due to the differences of clients, a single global…

Machine Learning · Computer Science 2022-02-21 Xingjian Cao , Gang Sun , Hongfang Yu , Mohsen Guizani

In recent years, cro:flFederated learning (FL) has gained significant attention within the machine learning community. Although various FL algorithms have been proposed in the literature, their performance often degrades when data across…

Machine Learning · Computer Science 2025-03-27 Davide Domini , Gianluca Aguzzi , Mirko Viroli

With the growing availability of smart devices and cloud services, personal speech assistance systems are increasingly used on a daily basis. Most devices redirect the voice recordings to a central server, which uses them for upgrading the…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-01 Wentao Yu , Jan Freiwald , Sören Tewes , Fabien Huennemeyer , Dorothea Kolossa

Modern human sensing applications often rely on data distributed across users and devices, where privacy concerns prevent centralized training. Federated Learning (FL) addresses this challenge by enabling collaborative model training…

Machine Learning · Computer Science 2026-03-19 Harshit Sharma , Shaily Roy , Asif Salekin

Protecting patient privacy remains a fundamental barrier to scaling machine learning across healthcare institutions, where centralizing sensitive data is often infeasible due to ethical, legal, and regulatory constraints. Federated learning…

Machine Learning · Computer Science 2026-03-24 Vagish Kumar , Syed Bahauddin Alam , Souvik Chakraborty

Federated Learning (FL) is a distributed learning scheme to train a shared model across clients. One common and fundamental challenge in FL is that the sets of data across clients could be non-identically distributed and have different…

Machine Learning · Computer Science 2023-05-23 Junyi Zhu , Xingchen Ma , Matthew B. Blaschko

Federated Learning (FL) is an approach to conduct machine learning without centralizing training data in a single place, for reasons of privacy, confidentiality or data volume. However, solving federated machine learning problems raises…

We propose a new optimization formulation for training federated learning models. The standard formulation has the form of an empirical risk minimization problem constructed to find a single global model trained from the private data stored…

Machine Learning · Computer Science 2021-02-15 Filip Hanzely , Peter Richtárik

Federated Learning (FL) enables decentralized training of machine learning models on distributed data while preserving privacy. However, in real-world FL settings, client data is often non-identically distributed and imbalanced, resulting…

Machine Learning · Computer Science 2025-09-18 Gergely D. Németh , Eros Fanì , Yeat Jeng Ng , Barbara Caputo , Miguel Ángel Lozano , Nuria Oliver , Novi Quadrianto

Heterogeneity across clients in federated learning (FL) usually hinders the optimization convergence and generalization performance when the aggregation of clients' knowledge occurs in the gradient space. For example, clients may differ in…

Machine Learning · Computer Science 2022-03-08 Yue Tan , Guodong Long , Lu Liu , Tianyi Zhou , Qinghua Lu , Jing Jiang , Chengqi Zhang

Federated Learning (FL) offers a pioneering distributed learning paradigm that enables devices/clients to build a shared global model. This global model is obtained through frequent model transmissions between clients and a central server,…

Machine Learning · Computer Science 2025-09-23 Minghong Wu , Minghui Liwang , Yuhan Su , Li Li , Seyyedali Hosseinalipour , Xianbin Wang , Huaiyu Dai , Zhenzhen Jiao

Federated learning (FL for simplification) is a distributed machine learning technique that utilizes global servers and collaborative clients to achieve privacy-preserving global model training without direct data sharing. However,…

Machine Learning · Computer Science 2022-11-28 Mingjia Shi , Yuhao Zhou , Qing Ye , Jiancheng Lv

Federated learning (FL) is a distributed training paradigm that enables collaborative learning across clients without sharing local data, thereby preserving privacy. However, the increasing scale and complexity of modern deep models often…

Machine Learning · Computer Science 2025-05-20 Honggu Kang , Seohyeon Cha , Joonhyuk Kang

With the growing attention on data privacy and communication security in face recognition applications, federated learning has been introduced to learn a face recognition model with decentralized datasets in a privacy-preserving manner.…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Di Qiu , Xinyang Lin , Kaiye Wang , Xiangxiang Chu , Pengfei Yan

Federated Learning (FL) faces significant challenges with domain shifts in heterogeneous data, degrading performance. Traditional domain generalization aims to learn domain-invariant features, but the federated nature of model averaging…

Machine Learning · Computer Science 2024-05-29 Marc Bartholet , Taehyeon Kim , Ami Beuret , Se-Young Yun , Joachim M. Buhmann

Federated Learning (FL) has emerged as a means of distributed learning using local data stored at clients with a coordinating server. Recent studies showed that FL can suffer from poor performance and slower convergence when training data…

Machine Learning · Computer Science 2023-08-17 Van Sy Mai , Richard J. La , Tao Zhang

Deep learning-based methods have achieved encouraging performances in the field of magnetic resonance (MR) image reconstruction. Nevertheless, to properly learn a powerful and robust model, these methods generally require large quantities…

Image and Video Processing · Electrical Eng. & Systems 2023-04-18 Ruoyou Wu , Cheng Li , Juan Zou , Qiegen Liu , Hairong Zheng , Shanshan Wang

Federated Learning (FL) often suffers from severe performance degradation when faced with non-IID data, largely due to local classifier bias. Traditional remedies such as global model regularization or layer freezing either incur high…

Machine Learning · Computer Science 2025-06-11 Sunny Gupta , Nikita Jangid , Amit Sethi

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

The proliferation of edge devices has brought Federated Learning (FL) to the forefront as a promising paradigm for decentralized and collaborative model training while preserving the privacy of clients' data. However, FL struggles with a…

Machine Learning · Computer Science 2024-05-14 Mahdi Morafah , Matthias Reisser , Bill Lin , Christos Louizos