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The emerging Federated Edge Learning (FEL) technique has drawn considerable attention, which not only ensures good machine learning performance but also solves "data island" problems caused by data privacy concerns. However, large-scale FEL…

Cryptography and Security · Computer Science 2020-08-12 Jiawen Kang , Zehui Xiong , Chunxiao Jiang , Yi Liu , Song Guo , Yang Zhang , Dusit Niyato , Cyril Leung , Chunyan Miao

Federated learning (FL) allows edge devices to collectively learn a model without directly sharing data within each device, thus preserving privacy and eliminating the need to store data globally. While there are promising results under the…

Machine Learning · Computer Science 2021-07-02 Tehrim Yoon , Sumin Shin , Sung Ju Hwang , Eunho Yang

Federated graph learning is an emerging field with significant practical challenges. While algorithms have been proposed to improve the accuracy of training graph neural networks, such as node classification on federated graphs, the system…

Machine Learning · Computer Science 2025-09-04 Yuhang Yao , Yuan Li , Xinyi Fan , Junhao Li , Kay Liu , Weizhao Jin , Yu Yang , Srivatsan Ravi , Philip S. Yu , Carlee Joe-Wong

Scientific data management is at a critical juncture, driven by exponential data growth, increasing cross-domain dependencies, and a severe reproducibility crisis in modern research. Traditional centralized data management approaches are…

Databases · Computer Science 2025-04-30 Sebastian Beyvers , Jannis Hochmuth , Lukas Brehm , Maria Hansen , Alexander Goesmann , Frank Förster

Federated heavy-hitter analytics involves the identification of the most frequent items within distributed data. Existing methods for this task often encounter challenges such as compromising privacy or sacrificing utility. To address these…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-04-18 Jiaqi Shao , Shanshan Han , Chaoyang He , Bing Luo

Federated Learning (FL) is a privacy-enhancing technology for distributed ML. By training models locally and aggregating updates - a federation learns together, while bypassing centralised data collection. FL is increasingly popular in…

Machine Learning · Computer Science 2024-08-16 Oscar Dilley , Juan Marcelo Parra-Ullauri , Rasheed Hussain , Dimitra Simeonidou

In the era of big data, the need to expand the amount of data through data sharing to improve model performance has become increasingly compelling. As a result, effective collaborative learning models need to be developed with respect to…

Machine Learning · Computer Science 2020-11-17 Huiwen Wu , Cen Chen , Li Wang

Federated learning (FL) aims to protect data privacy by enabling clients to build machine learning models collaboratively without sharing their private data. Recent works demonstrate that information exchanged during FL is subject to…

Machine Learning · Computer Science 2024-07-09 Yuezhou Wu , Yan Kang , Jiahuan Luo , Yuanqin He , Qiang Yang

The increasing concern for data privacy has driven the rapid development of federated learning (FL), a privacy-preserving collaborative paradigm. However, the statistical heterogeneity among clients in FL results in inconsistent performance…

Machine Learning · Computer Science 2024-10-29 Zhichao Wang , Lin Wang , Yongxin Guo , Ying-Jun Angela Zhang , Xiaoying Tang

Across industries, there is an ever-increasing rate of data sharing for collaboration and innovation between organizations and their customers, partners, suppliers, and internal teams. However, many enterprises are restricted from freely…

Cryptography and Security · Computer Science 2022-12-22 Lam Duc Nguyen , James Hoang , Qin Wang , Qinghua Lu , Sherry Xu , Shiping Chen

Federated learning (FL) is a decentralized approach, enabling multiple participants to collaboratively train a model while ensuring the protection of data privacy. The transmission of updates from numerous edge clusters to the server…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-08-20 Haowei Li , Weiying Xie , Hangyu Ye , Jitao Ma , Shuran Ma , Yunsong Li

To satisfy the broad applications and insatiable hunger for deploying low latency multimedia data classification and data privacy in a cloud-based setting, federated learning (FL) has emerged as an important learning paradigm. For the…

Machine Learning · Computer Science 2023-08-14 Achintha Wijesinghe , Songyang Zhang , Siyu Qi , Zhi Ding

The increasingly stringent regulations on privacy protection have sparked interest in federated learning. As a distributed machine learning framework, it bridges isolated data islands by training a global model over devices while keeping…

Information Retrieval · Computer Science 2022-05-27 Zhitao Zhu , Shijing Si , Jianzong Wang , Jing Xiao

Federated active learning (FAL) seeks to reduce annotation cost under privacy constraints, yet its effectiveness degrades in realistic settings with severe global class imbalance and highly heterogeneous clients. We conduct a systematic…

Machine Learning · Computer Science 2026-03-12 Chen-Chen Zong , Sheng-Jun Huang

Federated Learning (FL) revolutionizes collaborative machine learning among Internet of Things (IoT) devices by enabling them to train models collectively while preserving data privacy. FL algorithms fall into two primary categories:…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-03-12 Liangkun Yu , Xiang Sun , Rana Albelaihi , Chaeeun Park , Sihua Shao

Federated learning (FL) is a promising way to allow multiple data owners (clients) to collaboratively train machine learning models without compromising data privacy. Yet, existing FL solutions usually rely on a centralized aggregator for…

Cryptography and Security · Computer Science 2022-11-09 Nanqing Dong , Jiahao Sun , Zhipeng Wang , Shuoying Zhang , Shuhao Zheng

Balancing robust security with strong privacy guarantees is critical for Risk-Based Adaptive Authentication (RBA), particularly in decentralized settings. Federated Learning (FL) offers a promising solution by enabling collaborative risk…

Cryptography and Security · Computer Science 2025-09-23 Yaser Baseri , Abdelhakim Senhaji Hafid , Dimitrios Makrakis , Hamidreza Fereidouni

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 (FL) is a distributed training technology that enhances data privacy in mobile edge networks by allowing data owners to collaborate without transmitting raw data to the edge server. However, data heterogeneity and…

Computer Vision and Pattern Recognition · Computer Science 2024-12-30 Yu Qiao , Apurba Adhikary , Kitae Kim , Eui-Nam Huh , Zhu Han , Choong Seon Hong

Federated Learning (FL) is a novel distributed machine learning approach to leverage data from Internet of Things (IoT) devices while maintaining data privacy. However, the current FL algorithms face the challenges of non-independent and…

Machine Learning · Computer Science 2023-12-20 Gang Hu , Yinglei Teng , Nan Wang , F. Richard Yu