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Federated learning is a distributed learning paradigm that facilitates the collaborative training of a global model across multiple clients while preserving the privacy of local datasets. To address inherent challenges related to data…

Cryptography and Security · Computer Science 2025-06-03 Chengcheng Zhu , Jiale Zhang , Di Wu , Guodong Long

Sybil attacks pose a significant threat to federated learning, as malicious nodes can collaborate and gain a majority, thereby overwhelming the system. Therefore, it is essential to develop countermeasures that ensure the security of…

Machine Learning · Computer Science 2025-08-05 Qi Xiong , Hai Dong , Nasrin Sohrabi , Zahir Tari

Without direct access to the client's data, federated learning (FL) is well-known for its unique strength in data privacy protection among existing distributed machine learning techniques. However, its distributive and iterative nature…

Machine Learning · Computer Science 2026-04-14 Hanxi Guo , Hao Wang , Tao Song , Tianhang Zheng , Yang Hua , Haibing Guan , Xiangyu Zhang

Federated learning is widely used to learn intelligent models from decentralized data. In federated learning, clients need to communicate their local model updates in each iteration of model learning. However, model updates are large in…

Machine Learning · Computer Science 2022-05-04 Chuhan Wu , Fangzhao Wu , Lingjuan Lyu , Yongfeng Huang , Xing Xie

The training of deep learning models in seizure prediction requires large amounts of Electroencephalogram (EEG) data. However, acquiring sufficient labeled EEG data is difficult due to annotation costs and privacy constraints. Federated…

Machine Learning · Computer Science 2025-10-13 Jionghao Lou , Jian Zhang , Zhongmei Li , Lanlan Chen , Enbo Feng

Federated Learning (FL) is a decentralized machine-learning paradigm, in which a global server iteratively averages the model parameters of local users without accessing their data. User heterogeneity has imposed significant challenges to…

Machine Learning · Computer Science 2021-06-11 Zhuangdi Zhu , Junyuan Hong , Jiayu Zhou

Federated Learning (FL) is a distributed machine learning scheme in which clients jointly participate in the collaborative training of a global model by sharing model information rather than their private datasets. In light of concerns…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-09-17 Kangyang Luo , Shuai Wang , Yexuan Fu , Renrong Shao , Xiang Li , Yunshi Lan , Ming Gao , Jinlong Shu

Federated learning (FL) offers a privacy-preserving framework for distributed machine learning, enabling collaborative model training across diverse clients without centralizing sensitive data. However, statistical heterogeneity,…

Machine Learning · Statistics 2025-04-08 Hengrui Hu , Anai N. Kothari , Anjishnu Banerjee

Secure Aggregation (SA) is an indispensable component of Federated Learning (FL) that concentrates on privacy preservation while allowing for robust aggregation. However, most SA designs rely heavily on the unrealistic assumption of…

Cryptography and Security · Computer Science 2025-05-21 Tian Wen , Sheng Sun , Yuwei Wang , Peiyan Chen , Zhiyuan Wu , Min Liu , Bo Gao

Data heterogeneity presents significant challenges for federated learning (FL). Recently, dataset distillation techniques have been introduced, and performed at the client level, to attempt to mitigate some of these challenges. In this…

Machine Learning · Computer Science 2023-12-05 Yuqi Jia , Saeed Vahidian , Jingwei Sun , Jianyi Zhang , Vyacheslav Kungurtsev , Neil Zhenqiang Gong , Yiran Chen

Federated learning provides a privacy-preserving manner to collaboratively train models on data distributed over multiple local clients via the coordination of a global server. In this paper, we focus on label distribution skew in federated…

Machine Learning · Computer Science 2024-09-23 Jianghu Lu , Shikun Li , Kexin Bao , Pengju Wang , Zhenxing Qian , Shiming Ge

Due to its distributed nature, federated learning is vulnerable to poisoning attacks, in which malicious clients poison the training process via manipulating their local training data and/or local model updates sent to the cloud server,…

Cryptography and Security · Computer Science 2022-10-05 Xiaoyu Cao , Zaixi Zhang , Jinyuan Jia , Neil Zhenqiang Gong

Online Knowledge Distillation (KD) is recently highlighted to train large models in Federated Learning (FL) environments. Many existing studies adopt the logit ensemble method to perform KD on the server side. However, they often assume…

Machine Learning · Computer Science 2026-01-09 Jihyun Lim , Junhyuk Jo , Tuo Zhang , Sunwoo Lee

Federated Learning (FL) is a distributed training paradigm wherein participants collaborate to build a global model while ensuring the privacy of the involved data, which remains stored on participant devices. However, proposals aiming to…

Machine Learning · Computer Science 2025-11-05 Nicolas Riccieri Gardin Assumpcao , Leandro Villas

Federated Distillation (FD) is a popular novel algorithmic paradigm for Federated Learning, which achieves training performance competitive to prior parameter averaging based methods, while additionally allowing the clients to train…

Machine Learning · Computer Science 2021-02-05 Felix Sattler , Tim Korjakow , Roman Rischke , Wojciech Samek

Federated Learning (FL) enables multiple machines to collaboratively train a machine learning model without sharing of private training data. Yet, especially for heterogeneous models, a key bottleneck remains the transfer of knowledge…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Sunny Soni , Aaqib Saeed , Yuki M. Asano

Federated learning (FL) provides autonomy and privacy by design to participating peers, who cooperatively build a machine learning (ML) model while keeping their private data in their devices. However, that same autonomy opens the door for…

Cryptography and Security · Computer Science 2022-07-06 Najeeb Moharram Jebreel , Josep Domingo-Ferrer , David Sánchez , Alberto Blanco-Justicia

Federated Learning (FL) enables training of a global model from distributed data, while preserving data privacy. However, the singular-model based operation of FL is open with uploading poisoned models compatible with the global model…

Machine Learning · Computer Science 2024-09-13 Somayeh Kianpisheh , Chafika Benzaid , Tarik Taleb

Federated learning (FL) is a distributed learning paradigm that preserves users' data privacy while leveraging the entire dataset of all participants. In FL, multiple models are trained independently on the clients and aggregated centrally…

Machine Learning · Computer Science 2023-01-11 Amin Eslami Abyane , Derui Zhu , Roberto Souza , Lei Ma , Hadi Hemmati

Federated Learning (FL) allows users to share knowledge instead of raw data to train a model with high accuracy. Unfortunately, during the training, users lose control over the knowledge shared, which causes serious data privacy issues. We…

Machine Learning · Computer Science 2024-11-05 ShiMao Xu , Xiaopeng Ke , Xing Su , Shucheng Li , Hao Wu , Sheng Zhong , Fengyuan Xu