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Federated learning aims to learn a global model collaboratively while the training data belongs to different clients and is not allowed to be exchanged. However, the statistical heterogeneity challenge on non-IID data, such as class…

Machine Learning · Computer Science 2023-04-12 Yunheng Shen , Haoxiang Wang , Hairong Lv

Federated Learning (FL) has emerged as a prominent alternative to the traditional centralized learning approach. Generally speaking, FL is a decentralized approach that allows for collaborative training of Machine Learning (ML) models…

Machine Learning · Computer Science 2024-03-19 S. Jamal Seyedmohammadi , S. Kawa Atapour , Jamshid Abouei , Arash Mohammadi

Data-free knowledge distillation (DFKD) is a promising approach for addressing issues related to model compression, security privacy, and transmission restrictions. Although the existing methods exploiting DFKD have achieved inspiring…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Renrong Shao , Wei Zhang , Jianhua Yin , Jun Wang

Federated learning (FL) enables a decentralized machine learning paradigm for multiple clients to collaboratively train a generalized global model without sharing their private data. Most existing works simply propose typical FL systems for…

Machine Learning · Computer Science 2023-11-08 Huy Q. Le , Minh N. H. Nguyen , Chu Myaet Thwal , Yu Qiao , Chaoning Zhang , Choong Seon Hong

Federated learning (FL) has emerged as a transformative distributed learning paradigm, enabling multiple clients to collaboratively train a global model under the coordination of a central server without sharing their raw training data.…

Machine Learning · Computer Science 2026-04-03 Tianrun Yu , Kaixiang Zhao , Cheng Zhang , Anjun Gao , Yueyang Quan , Zhuqing Liu , Minghong Fang

Federated learning (FL) is a promising technology via which some edge devices/clients collaboratively train a machine learning model orchestrated by a server. Learning an unfair model is known as a critical problem in federated learning,…

Machine Learning · Computer Science 2024-01-11 Shayan Mohajer Hamidi , En-Hui Yang

Traditional Federated Learning (FL) faces significant challenges in terms of efficiency and accuracy, particularly in heterogeneous environments where clients employ diverse model architectures and have varying computational resources. Such…

Machine Learning · Computer Science 2025-05-13 Jiacheng Wang , Hongtao Lv , Lei Liu

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

We consider a federated learning (FL) system consisting of multiple clients and a server, where the clients aim to collaboratively learn a common decision model from their distributed data. Unlike the conventional FL framework that assumes…

Machine Learning · Computer Science 2023-05-10 Kun Jin , Tongxin Yin , Zhongzhu Chen , Zeyu Sun , Xueru Zhang , Yang Liu , Mingyan Liu

Federated learning provides a privacy guarantee for generating good deep learning models on distributed clients with different kinds of data. Nevertheless, dealing with non-IID data is one of the most challenging problems for federated…

Machine Learning · Computer Science 2022-05-03 Xinyi Shang , Yang Lu , Yiu-ming Cheung , Hanzi Wang

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

Training ML models which are fair across different demographic groups is of critical importance due to the increased integration of ML in crucial decision-making scenarios such as healthcare and recruitment. Federated learning has been…

Machine Learning · Computer Science 2022-11-28 Yahya H. Ezzeldin , Shen Yan , Chaoyang He , Emilio Ferrara , Salman Avestimehr

In this research, we propose an innovative method to boost Knowledge Distillation efficiency without the need for resource-heavy teacher models. Knowledge Distillation trains a smaller ``student'' model with guidance from a larger…

Machine Learning · Computer Science 2024-04-16 Divyang Doshi , Jung-Eun Kim

Clustered Federated Learning (CFL) has emerged as a powerful approach for addressing data heterogeneity and ensuring privacy in large distributed IoT environments. By clustering clients and training cluster-specific models, CFL enables…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-12-12 Sabtain Ahmad , Meerzhan Kanatbekova , Ivona Brandic , Atakan Aral

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

Federated learning benefits from cross-training strategies, which enables models to train on data from distinct sources to improve generalization capability. However, due to inherent differences in data distributions, the optimization goals…

Artificial Intelligence · Computer Science 2025-09-17 Zhuang Qi , Lei Meng , Ruohan Zhang , Yu Wang , Xin Qi , Xiangxu Meng , Han Yu , Qiang Yang

Federated learning (FL), which utilizes communication between the server (core) and local devices (edges) to indirectly learn from more data, is an emerging field in deep learning research. Recently, Knowledge Distillation-based FL methods…

Machine Learning · Computer Science 2021-02-10 Sangho Lee , Kiyoon Yoo , Nojun Kwak

In federated learning, the heterogeneity of client data has a great impact on the performance of model training. Many heterogeneity issues in this process are raised by non-independently and identically distributed (non-IID) data. To…

Machine Learning · Computer Science 2026-03-25 Xiufang Shi , Wei Zhang , Yuheng Li , Mincheng Wu , Zhenyu Wen , Shibo He , Tejal Shah , Rajiv Ranjan

Federated learning (FL) offers a promising framework for collaborative digital pathology by enabling model training across institutions. However, real-world deployments face heterogeneity arising from diverse multiple instance learning…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Luru Jing , Cong Cong , Yanyuan Chen , Yongzhi Cao

Federated learning encounters a critical challenge of data heterogeneity, adversely affecting the performance and convergence of the federated model. Various approaches have been proposed to address this issue, yet their effectiveness is…

Machine Learning · Computer Science 2023-12-06 Jinqian Chen , Jihua Zhu , Qinghai Zheng