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Federated learning (FL) is emerging as a promising technique for collaborative learning without local data leaving their devices. However, clients' data originating from diverse domains may degrade model performance due to domain shifts,…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Zheng Wang , Zihui Wang , Zheng Wang , Xiaoliang Fan , Cheng Wang

Today data is often scattered among billions of resource-constrained edge devices with security and privacy constraints. Federated Learning (FL) has emerged as a viable solution to learn a global model while keeping data private, but the…

Machine Learning · Computer Science 2021-12-08 Sijie Cheng , Jingwen Wu , Yanghua Xiao , Yang Liu , Yang Liu

Federated learning is a distributed machine learning paradigm where multiple data owners (clients) collaboratively train one machine learning model while keeping data on their own devices. The heterogeneity of client datasets is one of the…

Machine Learning · Computer Science 2021-08-18 Ye Xue , Diego Klabjan , Yuan Luo

Federated learning is a recent advance in privacy protection. In this context, a trusted curator aggregates parameters optimized in decentralized fashion by multiple clients. The resulting model is then distributed back to all clients,…

Cryptography and Security · Computer Science 2018-03-02 Robin C. Geyer , Tassilo Klein , Moin Nabi

Federated learning often suffers from slow and unstable convergence due to the heterogeneous characteristics of participating client datasets. Such a tendency is aggravated when the client participation ratio is low since the information…

Machine Learning · Computer Science 2024-04-02 Geeho Kim , Jinkyu Kim , Bohyung Han

The emerging paradigm of federated learning strives to enable collaborative training of machine learning models on the network edge without centrally aggregating raw data and hence, improving data privacy. This sharply deviates from…

Machine Learning · Computer Science 2019-12-03 Manoj Ghuhan Arivazhagan , Vinay Aggarwal , Aaditya Kumar Singh , Sunav Choudhary

Federated learning ensures the privacy of clients by conducting distributed training on individual client devices and sharing only the model weights with a central server. However, in real-world scenarios, the heterogeneity of data among…

Machine Learning · Computer Science 2024-04-30 Jaewon Jang , Bonjun Choi

Cross-device Federated Learning (FL) faces significant challenges where low-end clients that could potentially make unique contributions are excluded from training large models due to their resource bottlenecks. Recent research efforts have…

Machine Learning · Computer Science 2023-10-30 Hanhan Zhou , Tian Lan , Guru Venkataramani , Wenbo Ding

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 increasingly popular machine learning paradigm in which multiple nodes try to collaboratively learn under privacy, communication and multiple heterogeneity constraints. A persistent problem in federated…

Machine Learning · Computer Science 2022-02-24 Elnur Gasanov , Ahmed Khaled , Samuel Horváth , Peter Richtárik

Federated learning is a promising privacy-preserving paradigm for distributed machine learning. In this context, there is sometimes a need for a specialized process called machine unlearning, which is required when the effect of some…

Cryptography and Security · Computer Science 2024-06-19 Heng Xu , Tianqing Zhu , Lefeng Zhang , Wanlei Zhou , Philip S. Yu

Federated learning allows a large number of devices to jointly learn a model without sharing data. In this work, we enable clients with limited computing power to perform action recognition, a computationally heavy task. We first perform…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-07-27 Pranjal Jain , Shreyas Goenka , Saurabh Bagchi , Biplab Banerjee , Somali Chaterji

Heterogeneous federated learning (HFL) aims to ensure effective and privacy-preserving collaboration among different entities. As newly joined clients require significant adjustments and additional training to align with the existing…

Machine Learning · Computer Science 2026-01-29 Kaile Wang , Jiannong Cao , Yu Yang , Xiaoyin Li , Mingjin Zhang

Federated Learning (FL) is a distributed machine learning (ML) paradigm that enables multiple parties to jointly re-train a shared model without sharing their data with any other parties, offering advantages in both scale and privacy. We…

Machine Learning · Computer Science 2019-12-17 Daniel Peterson , Pallika Kanani , Virendra J. Marathe

Federated Learning systems use a centralized server to aggregate model updates. This is a bandwidth and resource-heavy constraint and exposes the system to privacy concerns. We instead implement a peer to peer learning system in which nodes…

Machine Learning · Computer Science 2023-03-14 Ram M Kripa , Andy Zou , Ryan Jia , Kenny Huang

Federated learning is a distributed learning paradigm in which multiple mobile clients train a global model while keeping data local. These mobile clients can have various available memory and network bandwidth. However, to achieve the best…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-09-16 Dixi Yao

Federated learning is a paradigm of distributed machine learning in which multiple clients coordinate with a central server to learn a model, without sharing their own training data. Standard federated optimization methods such as Federated…

Machine Learning · Computer Science 2024-05-15 Sohom Mukherjee , Nicolas Loizou , Sebastian U. Stich

Federated Edge Learning (FEL), an emerging distributed Machine Learning (ML) paradigm, enables model training in a distributed environment while ensuring user privacy by using physical separation for each user data. However, with the…

Machine Learning · Computer Science 2024-10-11 Jingbo Zhang , Qiong Wu , Pingyi Fan , Qiang Fan

Federated Learning (FL) enables large-scale distributed training of machine learning models, while still allowing individual nodes to maintain data locally. However, executing FL at scale comes with inherent practical challenges: 1)…

Machine Learning · Computer Science 2025-05-23 Hossein Zakerinia , Shayan Talaei , Giorgi Nadiradze , Dan Alistarh

As the demand grows for scalable and privacy-aware AI systems, Federated Learning (FL) has emerged as a promising solution, allowing decentralized model training without moving raw data. At the same time, the combination of high-performance…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-26 Sangam Ghimire , Paribartan Timalsina , Nirjal Bhurtel , Bishal Neupane , Bigyan Byanju Shrestha , Subarna Bhattarai , Prajwal Gaire , Jessica Thapa , Sudan Jha