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The physical layer foundations of cell-free massive MIMO (CF-mMIMO) have been well-established. As a next step, researchers are investigating practical and energy-efficient network implementations. This paper focuses on multiple sets of…

Signal Processing · Electrical Eng. & Systems 2024-05-14 Özlem Tuğfe Demir , Lianet Méndez-Monsanto , Nicola Bastianello , Emma Fitzgerald , Gilles Callebaut

The increasing complexity of deep neural networks poses significant barriers to democratizing them to resource-limited edge devices. To address this challenge, split federated learning (SFL) has emerged as a promising solution by of…

Machine Learning · Computer Science 2025-06-05 Zheng Lin , Guanqiao Qu , Wei Wei , Xianhao Chen , Kin K. Leung

Federated edge learning (FEEL) enables wireless devices to collaboratively train a centralised model without sharing raw data, but repeated uplink transmission of model updates makes communication the dominant bottleneck. Over-the-air (OTA)…

Information Theory · Computer Science 2025-12-24 Antonio Tarizzo , Mohammad Kazemi , Deniz Gündüz

The rapid development of artificial intelligence together with the powerful computation capabilities of the advanced edge servers make it possible to deploy learning tasks at the wireless network edge, which is dubbed as edge intelligence…

Information Theory · Computer Science 2021-07-20 Xiaoyang Li , Shuai Wang , Guangxu Zhu , Ziqin Zhou , Kaibin Huang , Yi Gong

As the number of sensors becomes massive in Internet of Things (IoT) networks, the amount of data is humongous. To process data in real-time while protecting user privacy, federated learning (FL) has been regarded as an enabling technique…

Information Theory · Computer Science 2023-10-05 Jianyang Ren , Wanli Ni , Hui Tian , Gaofeng Nie

Mobile edge computing (MEC) is considered as an efficient method to relieve the computation burden of mobile devices. In order to reduce the energy consumption and time delay of mobile devices (MDs) in MEC, multiple users multiple input and…

Signal Processing · Electrical Eng. & Systems 2020-01-07 Changfeng Ding , Jun-Bo Wang , Ming Cheng , Chuanwen Chang , Jin-Yuan Wang , Min Lin

Mobile Edge Computing (MEC), which incorporates the Cloud, edge nodes and end devices, has shown great potential in bringing data processing closer to the data sources. Meanwhile, Federated learning (FL) has emerged as a promising…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-04-26 Wentai Wu , Ligang He , Weiwei Lin , Rui Mao

Federated learning (FL) is able to manage edge devices to cooperatively train a model while maintaining the training data local and private. One common assumption in FL is that all edge devices share the same machine learning model in…

Machine Learning · Computer Science 2022-07-07 Chan Yun Hin , Ngai Edith

One of the most critical challenges for deploying distributed learning solutions, such as federated learning (FL), in wireless networks is the limited battery capacity of mobile clients. While it is a common belief that the major energy…

Information Theory · Computer Science 2024-10-23 Linping Qu , Yuyi Mao , Shenghui Song , Chi-Ying Tsui

Federated learning has allowed the training of statistical models over remote devices without the transfer of raw client data. In practice, training in heterogeneous and large networks introduce novel challenges in various aspects like…

Machine Learning · Computer Science 2020-11-17 Dipankar Sarkar , Sumit Rai , Ankur Narang

Federated learning (FL) is a promising paradigm that enables collaboratively learning a shared model across massive clients while keeping the training data locally. However, for many existing FL systems, clients need to frequently exchange…

Networking and Internet Architecture · Computer Science 2023-01-18 Qiong Wu , Xu Chen , Tao Ouyang , Zhi Zhou , Xiaoxi Zhang , Shusen Yang , Junshan Zhang

Federated learning enables collaborative model training across numerous edge devices without requiring participants to share data; however, memory and communication constraints on these edge devices may preclude their participation in…

Machine Learning · Computer Science 2025-09-04 Gwen Legate , Irina Rish , Eugene Belilovsky

Federated learning (FL) enables a set of client devices to collaboratively train a model without sharing raw data. This process, though, operates under the constrained computation and communication resources of edge devices. These…

Machine Learning · Computer Science 2025-06-17 Mohamed Yassine Boukhari , Akash Dhasade , Anne-Marie Kermarrec , Rafael Pires , Othmane Safsafi , Rishi Sharma

Federated edge learning (FEEL) has emerged as a revolutionary paradigm to develop AI services at the edge of 6G wireless networks as it supports collaborative model training at a massive number of mobile devices. However, model…

Information Theory · Computer Science 2024-10-28 Hang Liu , Zehong Lin , Xiaojun Yuan , Ying-Jun Angela Zhang

Federated Learning enables training of a general model through edge devices without sending raw data to the cloud. Hence, this approach is attractive for digital health applications, where data is sourced through edge devices and users care…

Machine Learning · Computer Science 2019-11-13 Anirban Das , Thomas Brunschwiler

Edge signal processing facilitates distributed learning and inference in the client-server model proposed in federated learning. In traditional machine learning, clients (IoT devices) that acquire raw signal samples can aid a data center…

Signal Processing · Electrical Eng. & Systems 2024-10-03 Vijay Anavangot

Federated learning (FL) is a promising learning paradigm that can tackle the increasingly prominent isolated data islands problem while keeping users' data locally with privacy and security guarantees. However, FL could result in…

Information Theory · Computer Science 2022-03-30 Peng Yang , Yuning Jiang , Ting Wang , Yong Zhou , Yuanming Shi , Colin N. Jones

We consider the problem of fine-grained classification on an edge camera device that has limited power. The edge device must sparingly interact with the cloud to minimize communication bits to conserve power, and the cloud upon receiving…

Computer Vision and Pattern Recognition · Computer Science 2019-08-09 Hanxiao Wang , Venkatesh Saligrama , Stan Sclaroff , Vitaly Ablavsky

Mobile edge computing (MEC) provides users with a high quality experience (QoE) by placing servers with rich services close to the end users. Compared with local computing, MEC can contribute to energy saving, but results in increased…

Networking and Internet Architecture · Computer Science 2020-08-24 JunJie Yu , Han Wang , Mingxiong Zhao , WenTao Li , HuiQi Bao , Li Yin , Mi Wu

Mass data traffics, low-latency wireless services and advanced artificial intelligence (AI) technologies have driven the emergence of a new paradigm for wireless networks, namely edge-intelligent networks, which are more efficient and…

Information Theory · Computer Science 2022-05-17 Qiao Qi , Xiaoming Chen