English
Related papers

Related papers: FedImpro: Measuring and Improving Client Update in…

200 papers

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) suffers from severe performance degradation due to the data heterogeneity among clients. Existing works reveal that the fundamental reason is that data heterogeneity can cause client drift where the local model…

Machine Learning · Computer Science 2025-01-22 Haoran Xu , Jiaze Li , Wanyi Wu , Hao Ren

Data heterogeneity across clients is one of the key challenges in Federated Learning (FL), which may slow down the global model convergence and even weaken global model performance. Most existing approaches tackle the heterogeneity by…

Machine Learning · Computer Science 2023-07-18 Jun Nie , Danyang Xiao , Lei Yang , Weigang Wu

Federated learning (FL) allows multiple clients to collectively train a high-performance global model without sharing their private data. However, the key challenge in federated learning is that the clients have significant statistical…

Machine Learning · Computer Science 2022-03-23 Liang Gao , Huazhu Fu , Li Li , Yingwen Chen , Ming Xu , Cheng-Zhong Xu

Data heterogeneity is a significant challenge in modern federated learning (FL) as it creates variance in local model updates, causing the aggregated global model to shift away from the true global optimum. Partial client participation in…

Machine Learning · Computer Science 2025-12-24 Mrinmay Sen , Subhrajit Nag

Federated Learning (FL) is a privacy-preserving machine learning framework facilitating collaborative training across distributed clients. However, its performance is often compromised by data heterogeneity among participants, which can…

Machine Learning · Computer Science 2026-02-16 Ziru Niu , Hai Dong , A. K. Qin

Federated Learning (FL) trains deep models across edge devices without centralizing raw data, preserving user privacy. However, client heterogeneity slows down convergence and limits global model accuracy. Clustered FL (CFL) mitigates this…

Machine Learning · Computer Science 2026-02-10 Minghao Li , Dmitrii Avdiukhin , Rana Shahout , Nikita Ivkin , Vladimir Braverman , Minlan Yu

Federated Learning (FL) enables collaborative training across multiple clients while preserving data privacy, yet it struggles with data heterogeneity, where clients' data are not distributed independently and identically (non-IID). This…

Machine Learning · Computer Science 2025-12-16 Incheol Baek , Hyungbin Kim , Minseo Kim , Yon Dohn Chung

The performance of Federated Learning (FL) hinges on the effectiveness of utilizing knowledge from distributed datasets. Traditional FL methods adopt an aggregate-then-adapt framework, where clients update local models based on a global…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Yuan Wang , Huazhu Fu , Renuga Kanagavelu , Qingsong Wei , Yong Liu , Rick Siow Mong Goh

Federated learning (FL) enables collaborative training of a global model in the centralized server with data from multiple parties while preserving privacy. However, data heterogeneity can significantly degrade the performance of the global…

Machine Learning · Computer Science 2025-11-11 Yong Zhang , Feng Liang , Guanghu Yuan , Min Yang , Chengming Li , Xiping Hu

In Federated Learning (FL), a number of clients or devices collaborate to train a model without sharing their data. Models are optimized locally at each client and further communicated to a central hub for aggregation. While FL is an…

Machine Learning · Computer Science 2023-07-25 Farshid Varno , Marzie Saghayi , Laya Rafiee Sevyeri , Sharut Gupta , Stan Matwin , Mohammad Havaei

In contrast to centralized model training that involves data collection, federated learning (FL) enables remote clients to collaboratively train a model without exposing their private data. However, model performance usually degrades in FL…

Machine Learning · Computer Science 2023-04-21 Ye Lin Tun , Chu Myaet Thwal , Yu Min Park , Seong-Bae Park , Choong Seon Hong

Federated learning (FL) is a distributed paradigm that coordinates massive local clients to collaboratively train a global model via stage-wise local training processes on the heterogeneous dataset. Previous works have implicitly studied…

Machine Learning · Computer Science 2026-04-15 Li Shen , Yan Sun , Dacheng Tao

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) offers a collaborative training framework, allowing multiple clients to contribute to a shared model without compromising data privacy. Due to the heterogeneous nature of local datasets, updated client models may…

Machine Learning · Computer Science 2023-11-14 Chia-Hsiang Kao , Yu-Chiang Frank Wang

Federated learning is a distributed paradigm that allows multiple parties to collaboratively train deep models without exchanging the raw data. However, the data distribution among clients is naturally non-i.i.d., which leads to severe…

Machine Learning · Computer Science 2023-01-31 Tianfei Zhou , Ender Konukoglu

Federated Learning (FL) enables multiple clients to collaboratively learn in a distributed way, allowing for privacy protection. However, the real-world non-IID data will lead to client drift which degrades the performance of FL.…

Machine Learning · Computer Science 2023-08-22 Yunlu Yan , Chun-Mei Feng , Mang Ye , Wangmeng Zuo , Ping Li , Rick Siow Mong Goh , Lei Zhu , C. L. Philip Chen

Federated learning (FL) is an emerging distributed machine learning paradigm that enables collaborative training of machine learning models over decentralized devices without exposing their local data. One of the major challenges in FL is…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-07-11 Md Sirajul Islam , Simin Javaherian , Fei Xu , Xu Yuan , Li Chen , Nian-Feng Tzeng

Federated Learning (FL) has emerged as a pivotal framework for the development of effective global models (global FL) or personalized models (personalized FL) across clients with heterogeneous, non-iid data distribution. A key challenge in…

Computer Vision and Pattern Recognition · Computer Science 2024-06-05 Seongyoon Kim , Minchan Jeong , Sungnyun Kim , Sungwoo Cho , Sumyeong Ahn , Se-Young Yun

Federated learning (FL) is a distributed learning technique that trains a shared model over distributed data in a privacy-preserving manner. Unfortunately, FL's performance degrades when there is (i) variability in client characteristics in…

Machine Learning · Computer Science 2021-10-28 Muhammad Tahir Munir , Muhammad Mustansar Saeed , Mahad Ali , Zafar Ayyub Qazi , Ihsan Ayyub Qazi
‹ Prev 1 2 3 10 Next ›