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Federated Learning (FL) is a machine learning paradigm that allows decentralized clients to learn collaboratively without sharing their private data. However, excessive computation and communication demands pose challenges to current FL…

Cryptography and Security · Computer Science 2022-09-22 Yue Tan , Guodong Long , Jie Ma , Lu Liu , Tianyi Zhou , Jing Jiang

Personalized federated learning (PFL) is an approach proposed to address the issue of poor convergence on heterogeneous data. However, most existing PFL frameworks require strong assumptions for convergence. In this paper, we propose an…

Machine Learning · Computer Science 2024-08-23 Shengkun Zhu , Jinshan Zeng , Sheng Wang , Yuan Sun , Zhiyong Peng

In Federated Learning (FL), the distributed nature and heterogeneity of client data present both opportunities and challenges. While collaboration among clients can significantly enhance the learning process, not all collaborations are…

Machine Learning · Computer Science 2024-07-18 Nazarii Tupitsa , Samuel Horváth , Martin Takáč , Eduard Gorbunov

Data heterogeneity and backdoor attacks rank among the most significant challenges facing federated learning (FL). For data heterogeneity, personalized federated learning (PFL) enables each client to maintain a private personalized model to…

Machine Learning · Computer Science 2025-01-23 Mingyuan Fan , Zhanyi Hu , Fuyi Wang , Cen Chen

Federated Learning (FL) facilitates collaborative model training across decentralized clients while preserving data privacy by avoiding raw data exchange. Despite its potential, FL performance is often compromised by data heterogeneity…

Machine Learning · Computer Science 2026-05-12 Qijun Hou , Yuchen Shi , Pingyi Fan , Khaled B. Letaief

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) 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

Federated Learning (FL) has shown great potential as a privacy-preserving solution to learning from decentralized data that are only accessible to end devices (i.e., clients). In many scenarios, however, a large proportion of the clients…

Machine Learning · Computer Science 2022-01-31 Wentai Wu , Ligang He , Weiwei Lin , Carsten Maple

Personalized Federated Learning (PFL) is a commonly used framework that allows clients to collaboratively train their personalized models. PFL is particularly useful for handling situations where data from different clients are not…

Machine Learning · Computer Science 2024-07-23 Xinghao Wu , Xuefeng Liu , Jianwei Niu , Guogang Zhu , Shaojie Tang , Xiaotian Li , Jiannong Cao

Federated learning (FL) is a training technique that enables client devices to jointly learn a shared model by aggregating locally-computed models without exposing their raw data. While most of the existing work focuses on improving the FL…

Machine Learning · Computer Science 2022-01-11 Sai Qian Zhang , Jieyu Lin , Qi Zhang

The challenge of data scarcity hinders the application of deep learning in industrial surface defect classification (SDC), as it's difficult to collect and centralize sufficient training data from various entities in Industrial Internet of…

Machine Learning · Computer Science 2024-11-04 Jixuan Cui , Jun Li , Zhen Mei , Yiyang Ni , Wen Chen , Zengxiang Li

Federated Learning (FL) is an evolving distributed machine learning approach that safeguards client privacy by keeping data on edge devices. However, the variation in data among clients poses challenges in training models that excel across…

Machine Learning · Computer Science 2025-03-04 Yongxin Guo , Xiaoying Tang , Tao Lin

Federated learning (FL) takes a first step towards privacy-preserving machine learning by training models while keeping client data local. Models trained using FL may still leak private client information through model updates during…

Machine Learning · Computer Science 2023-01-18 Nasser Aldaghri , Hessam Mahdavifar , Ahmad Beirami

Federated learning (FL) is a distributed learning method that offers medical institutes the prospect of collaboration in a global model while preserving the privacy of their patients. Although most medical centers conduct similar medical…

Machine Learning · Computer Science 2022-07-08 Yousef Yeganeh , Azade Farshad , Johann Boschmann , Richard Gaus , Maximilian Frantzen , Nassir Navab

Recent advances of generative learning models are accompanied by the growing interest in federated learning (FL) based on generative adversarial network (GAN) models. In the context of FL, GAN can capture the underlying client data…

Machine Learning · Computer Science 2023-08-25 Achintha Wijesinghe , Songyang Zhang , Zhi Ding

Federated learning (FL) is a promising framework that models distributed machine learning while protecting the privacy of clients. However, FL suffers performance degradation from heterogeneous and limited data. To alleviate the…

Machine Learning · Computer Science 2023-03-09 Xu Zhang , Wenpeng Li , Yunfeng Shao , Yinchuan Li

Federated learning (FL) typically faces data heterogeneity, i.e., distribution shifting among clients. Sharing clients' information has shown great potentiality in mitigating data heterogeneity, yet incurs a dilemma in preserving privacy…

Machine Learning · Computer Science 2023-10-12 Zhiqin Yang , Yonggang Zhang , Yu Zheng , Xinmei Tian , Hao Peng , Tongliang Liu , Bo Han

Federated Learning (FL) is a distributed machine learning technique that allows model training among multiple devices or organizations by sharing training parameters instead of raw data. However, adversaries can still infer individual…

Machine Learning · Computer Science 2024-05-27 Xinpeng Ling , Jie Fu , Kuncan Wang , Haitao Liu , Zhili Chen

Federated learning (FL) is an effective and widely used approach to training deep learning models on decentralized datasets held by distinct clients. FL also strengthens both security and privacy protections for training data. Common…

Machine Learning · Computer Science 2025-10-27 Sana Ayromlou , Fatemeh Tavakoli , D. B. Emerson

Federated Learning (FL) enables decentralized model training while preserving data privacy. Despite its benefits, FL faces challenges with non-identically distributed (non-IID) data, especially in long-tailed scenarios with imbalanced class…

Machine Learning · Computer Science 2025-07-22 Tianle Li , Yongzhi Huang , Linshan Jiang , Qipeng Xie , Chang Liu , Wenfeng Du , Lu Wang , Kaishun Wu