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Federated learning (FL) was designed to enable mobile phones to collaboratively learn a global model without uploading their private data to a cloud server. However, exiting FL protocols has a critical communication bottleneck in a…

Machine Learning · Computer Science 2020-10-24 Jinliang Yuan , Mengwei Xu , Xiao Ma , Ao Zhou , Xuanzhe Liu , Shangguang Wang

There are situations where data relevant to machine learning problems are distributed across multiple locations that cannot share the data due to regulatory, competitiveness, or privacy reasons. Machine learning approaches that require data…

Machine Learning · Computer Science 2022-06-28 Dimitris Stripelis , Jose Luis Ambite

Federated learning (FL), as an emerging collaborative learning paradigm, has garnered significant attention due to its capacity to preserve privacy within distributed learning systems. In these systems, clients collaboratively train a…

Machine Learning · Computer Science 2024-05-29 Xi Zhu , Songcan Yu , Junbo Wang , Qinglin Yang

Federated learning (FL) supports training models on geographically distributed devices. However, traditional FL systems adopt a centralized synchronous strategy, putting high communication pressure and model generalization challenge.…

Machine Learning · Computer Science 2021-11-17 Jing Cao , Zirui Lian , Weihong Liu , Zongwei Zhu , Cheng Ji

Federated Learning (FL) has emerged as a promising paradigm for collaborative model training across distributed edge devices while preserving data privacy especially with the huge increase amount of data due to the adoption of technologies…

Machine Learning · Computer Science 2026-05-18 Chaimaa Medjadji , Guilain Leduc , Sylvain Kubler , Yves Le Traon

Federated Learning (FL) is currently the most widely adopted framework for collaborative training of (deep) machine learning models under privacy constraints. Albeit it's popularity, it has been observed that Federated Learning yields…

Machine Learning · Computer Science 2019-10-07 Felix Sattler , Klaus-Robert Müller , Wojciech Samek

Federated Learning (FL) is a method of training machine learning models on private data distributed over a large number of possibly heterogeneous clients such as mobile phones and IoT devices. In this work, we propose a new federated…

Machine Learning · Computer Science 2021-12-15 Enmao Diao , Jie Ding , Vahid Tarokh

Heterogeneity in federated learning (FL) is a critical and challenging aspect that significantly impacts model performance and convergence. In this paper, we propose a novel framework by formulating heterogeneous FL as a hierarchical…

Optimization and Control · Mathematics 2025-09-11 Yuyang Qiu , Kibaek Kim , Farzad Yousefian

Federated learning (FL) enables collaborative model training among distributed devices without data sharing, but existing FL suffers from poor scalability because of global model synchronization. To address this issue, hierarchical…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-08-22 Tianyu Qi , Yufeng Zhan , Peng Li , Jingcai Guo , Yuanqing Xia

Federated Learning (FL) is a promising research paradigm that enables the collaborative training of machine learning models among various parties without the need for sensitive information exchange. Nonetheless, retaining data in individual…

Computer Vision and Pattern Recognition · Computer Science 2023-10-24 Sara Pieri , Jose Renato Restom , Samuel Horvath , Hisham Cholakkal

Federated learning (FL) enables learning from decentralized privacy-sensitive data, with computations on raw data confined to take place at edge clients. This paper introduces mixed FL, which incorporates an additional loss term calculated…

Machine Learning · Computer Science 2022-06-28 Sean Augenstein , Andrew Hard , Lin Ning , Karan Singhal , Satyen Kale , Kurt Partridge , Rajiv Mathews

Federated Learning (FL) has garnered significant attention in manufacturing for its robust model development and privacy-preserving capabilities. This paper contributes to research focused on the robustness of FL models in object detection,…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Vinit Hegiste , Snehal Walunj , Jibinraj Antony , Tatjana Legler , Martin Ruskowski

Building robust deep learning-based models requires large quantities of diverse training data. In this study, we investigate the use of federated learning (FL) to build medical imaging classification models in a real-world collaborative…

In this paper, we show how the Federated Learning (FL) framework enables learning collectively from distributed data in connected robot teams. This framework typically works with clients collecting data locally, updating neural network…

Robotics · Computer Science 2020-10-20 Nathalie Majcherczyk , Nishan Srishankar , Carlo Pinciroli

Federated learning has generated significant interest, with nearly all works focused on a "star" topology where nodes/devices are each connected to a central server. We migrate away from this architecture and extend it through the network…

Networking and Internet Architecture · Computer Science 2022-02-15 Seyyedali Hosseinalipour , Sheikh Shams Azam , Christopher G. Brinton , Nicolo Michelusi , Vaneet Aggarwal , David J. Love , Huaiyu Dai

As an emerging technique, Federated Learning (FL) can jointly train a global model with the data remaining locally, which effectively solves the problem of data privacy protection through the encryption mechanism. The clients train their…

Machine Learning · Computer Science 2020-12-04 Yi Liu , Li Zhang , Ning Ge , Guanghao Li

Federated learning (FL) is a widely used framework for machine learning in distributed data environments where clients hold data that cannot be easily centralised, such as for data protection reasons. FL, however, is known to be vulnerable…

Machine Learning · Computer Science 2025-06-10 Dekai Zhang , Matthew Williams , Francesca Toni

Federated Learning (FL) is a machine learning framework where multiple clients, from mobiles to enterprises, collaboratively construct a model under the orchestration of a central server but still retain the decentralized nature of the…

Federated Learning (FL) is a distributed learning scheme to train a shared model across clients. One common and fundamental challenge in FL is that the sets of data across clients could be non-identically distributed and have different…

Machine Learning · Computer Science 2023-05-23 Junyi Zhu , Xingchen Ma , Matthew B. Blaschko

Hierarchical federated learning (HFL) is a promising distributed deep learning model training paradigm, but it has crucial security concerns arising from adversarial attacks. This research investigates and assesses the security of HFL using…

Machine Learning · Computer Science 2024-08-21 D Alqattan , R Sun , H Liang , G Nicosia , V Snasel , R Ranjan , V Ojha