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Related papers: ROAR-Fed: RIS-Assisted Over-the-Air Adaptive Resou…

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Federated Learning (FL) is a distributed machine learning technique, where each device contributes to the learning model by independently computing the gradient based on its local training data. It has recently become a hot research topic,…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-01-28 Afaf Taïk , Soumaya Cherkaoui

Federated learning (FL) provides a distributed learning framework for multiple participants to collaborate learning without sharing raw data. In many practical FL scenarios, participants have heterogeneous resources due to disparities in…

Machine Learning · Computer Science 2022-03-21 Junyuan Hong , Haotao Wang , Zhangyang Wang , Jiayu Zhou

Federated learning (FL) is a kind of distributed machine learning framework, where the global model is generated on the centralized aggregation server based on the parameters of local models, addressing concerns about privacy leakage caused…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-08-22 Chenhao Xu , Youyang Qu , Yong Xiang , Longxiang Gao

The hierarchical architecture of Open Radio Access Network (O-RAN) has enabled a new Federated Learning (FL) paradigm that trains models using data from non- and near-real-time (near-RT) Radio Intelligent Controllers (RICs). However, the…

Machine Learning · Computer Science 2025-08-05 Shunxian Gu , Chaoqun You , Bangbang Ren , Deke Guo

This paper introduces a novel multi-objective integrated sensing and communications (ISAC) framework to enable collaborative wireless sensing in conjunction with over-the-air federated-edge learning (OTA-FEEL). The framework enables…

Information Theory · Computer Science 2026-03-18 Saba Asaad , Hina Tabassum , Ping Wang

Federated learning (FL) enables collaborative model training across distributed devices without sharing raw data, but applying FL to multi-modal settings introduces significant challenges. Clients typically possess heterogeneous modalities…

Machine Learning · Computer Science 2026-03-20 Mohamed Badi , Chaouki Ben Issaid , Mehdi Bennis

The newly emerging federated learning (FL) framework offers a new way to train machine learning models in a privacy-preserving manner. However, traditional FL algorithms are based on an event-triggered aggregation, which suffers from…

Machine Learning · Computer Science 2022-05-03 Xiaokang Zhou , Yansha Deng , Huiyun Xia , Shaochuan Wu , Mehdi Bennis

Federated learning involves training statistical models in massive, heterogeneous networks. Naively minimizing an aggregate loss function in such a network may disproportionately advantage or disadvantage some of the devices. In this work,…

Machine Learning · Computer Science 2020-02-18 Tian Li , Maziar Sanjabi , Ahmad Beirami , Virginia Smith

Channel estimation is a critical task in intelligent reflecting surface (IRS)-assisted wireless systems due to the uncertainties imposed by environment dynamics and rapid changes in the IRS configuration. To deal with these uncertainties,…

Signal Processing · Electrical Eng. & Systems 2022-08-10 Ahmet M. Elbir , Sinem Coleri , Kumar Vijay Mishra

Motivated by increasing computational capabilities of wireless devices, as well as unprecedented levels of user- and device-generated data, new distributed machine learning (ML) methods have emerged. In the wireless community, Federated…

Signal Processing · Electrical Eng. & Systems 2021-11-22 Henrik Hellström , Viktoria Fodor , Carlo Fischione

This work studies federated learning (FL) over a fog radio access network, in which multiple internet-of-things (IoT) devices cooperatively learn a shared machine learning model by communicating with a cloud server (CS) through distributed…

Signal Processing · Electrical Eng. & Systems 2022-06-06 Seok-Hwan Park , Hoon Lee

In this paper, we propose a resource allocation framework for federated learning (FL) in integrated sensing and communication (ISAC) systems, where we consider not only the reliability of model transfer through communication, but also the…

Signal Processing · Electrical Eng. & Systems 2026-05-13 Lai Jiang , Kaitao Meng , Murat Temiz , Christos Masouros

Federated learning (FL) enables edge nodes to collaboratively contribute to constructing a global model without sharing their data. This is accomplished by devices computing local, private model updates that are then aggregated by a server.…

Machine Learning · Computer Science 2024-06-13 Sadi Alawadi , Addi Ait-Mlouk , Salman Toor , Andreas Hellander

Flexible and efficient wireless resource sharing across heterogeneous services is a key objective for future wireless networks. In this context, we investigate the performance of a system where latency-constrained internet-of-things (IoT)…

Signal Processing · Electrical Eng. & Systems 2025-06-19 Anup Mishra , Čedomir Stefanović , Xiuqiang Xu , Petar Popovski , Israel Leyva-Mayorga

When implementing hierarchical federated learning over wireless networks, scalability assurance and the ability to handle both interference and device data heterogeneity are crucial. This work introduces a learning method designed to…

Information Theory · Computer Science 2024-01-04 Seyed Mohammad Azimi-Abarghouyi , Viktoria Fodor

The enormous amount of data produced by mobile and IoT devices has motivated the development of federated learning (FL), a framework allowing such devices (or clients) to collaboratively train machine learning models without sharing their…

Machine Learning · Computer Science 2023-01-12 Angelo Rodio , Francescomaria Faticanti , Othmane Marfoq , Giovanni Neglia , Emilio Leonardi

Federated learning (FL) can suffer from a communication bottleneck when deployed in mobile networks, limiting participating clients and deterring FL convergence. The impact of practical air interfaces with discrete modulations on FL has not…

Signal Processing · Electrical Eng. & Systems 2023-11-28 Shuyan Hu , Xin Yuan , Wei Ni , Xin Wang , Ekram Hossain , H. Vincent Poor

Federated learning (FL) in wireless computing effectively utilizes communication bandwidth, yet it is vulnerable to errors during the analog aggregation process. While removing users with unfavorable channel conditions can mitigate these…

Signal Processing · Electrical Eng. & Systems 2025-04-23 Yang Zhao , Yue Xiu , Minrui Xu , Ning Wei

Federated learning (FL) offers privacy-preserving decentralized machine learning, optimizing models at edge clients without sharing private data. Simultaneously, foundation models (FMs) have gained traction in the artificial intelligence…

Machine Learning · Computer Science 2023-10-06 Sixing Yu , J. Pablo Muñoz , Ali Jannesari

Incorporating over-the-air computations (OAC) into the model training process of federated learning (FL) is an effective approach to alleviating the communication bottleneck in FL systems. Under OAC-FL, every client modulates its…

Machine Learning · Computer Science 2025-12-23 Jiaqi Zhu , Zhongyuan Zhao , Xiao Li , Ruihao Du , Shi Jin , Howard H. Yang