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相关论文: Power-Efficient Over-the-Air Aggregation with Rece…

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This paper considers over-the-air federated learning (OTA-FL). OTA-FL exploits the superposition property of the wireless medium, and performs model aggregation over the air for free. Thus, it can greatly reduce the communication cost…

机器学习 · 计算机科学 2022-05-13 Haibo Yang , Peiwen Qiu , Jia Liu , Aylin Yener

We propose an uplink over-the-air aggregation (OAA) method for wireless federated learning (FL) that simultaneously trains multiple models. To maximize the multi-model training convergence rate, we derive an upper bound on the optimality…

信息论 · 计算机科学 2024-09-04 Chong Zhang , Min Dong , Ben Liang , Ali Afana , Yahia Ahmed

In the Internet-of-Things (IoT) era, efficient functionality integration is essential to address the growing demands of communication, computation, and sensing. Signal-level integrated sensing, computing, and communication (Sig-ISCC) is…

信息论 · 计算机科学 2026-04-30 Paul Zheng , Yao Zhu , Xiaopeng Yuan , Yulin Hu , Anke Schmeink

We consider analog over-the-air federated learning, where devices harvest energy from in-band and out-band radio frequency signals, with the former also causing co-channel interference (CCI). To mitigate the aggregation error, we propose an…

信息论 · 计算机科学 2025-09-15 Ahmad Massud Tota Khel , Aissa Ikhlef , Zhiguo Ding , Hongjian Sun

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…

信号处理 · 电气工程与系统科学 2025-04-23 Yang Zhao , Yue Xiu , Minrui Xu , Ning Wei

Federated learning (FL) is recognized as a key enabling technology to support distributed artificial intelligence (AI) services in future 6G. By supporting decentralized data training and collaborative model training among devices, FL…

信号处理 · 电气工程与系统科学 2021-11-02 Shaoming Huang , Pengfei Zhang , Yijie Mao , Lixiang Lian , Yuanming Shi

Federated learning (FL) has been recognized as a promising distributed learning paradigm to support intelligent applications at the wireless edge, where a global model is trained iteratively through the collaboration of the edge devices…

信息论 · 计算机科学 2022-05-20 Wei Guo , Chuan Huang , Xiaoqi Qin , Lian Yang , Wei Zhang

Distributed machine learning (ML) over wireless networks hinges on accurate channel state information (CSI) and efficient exchange of high-dimensional model updates. These demands are governed by channel coherence time and bandwidth, which…

信息论 · 计算机科学 2026-03-10 Mehdi Karbalayghareh , David J. Love , Christopher G. Brinton

Over-the-air computation is a communication-efficient solution for federated learning (FL). In such a system, iterative procedure is performed: Local gradient of private loss function is updated, amplified and then transmitted by every…

机器学习 · 计算机科学 2023-09-06 Rongfei Fan , Xuming An , Shiyuan Zuo , Han Hu

Beamforming design has been widely investigated for integrated sensing and communication (ISAC) systems with full-duplex (FD) sensing and half-duplex (HD) communication. To achieve higher spectral efficiency, in this paper, we extend…

信息论 · 计算机科学 2023-02-21 Zhenyao He , Wei Xu , Hong Shen , Derrick Wing Kwan Ng , Yonina C. Eldar , Xiaohu You

Federated learning (FL), as an emerging distributed machine learning paradigm, allows a mass of edge devices to collaboratively train a global model while preserving privacy. In this tutorial, we focus on FL via over-the-air computation…

机器学习 · 计算机科学 2023-10-17 Jingyang Zhu , Yuanming Shi , Yong Zhou , Chunxiao Jiang , Wei Chen , Khaled B. Letaief

Beamforming design has been widely investigated for integrated sensing and communication (ISAC) systems with full-duplex (FD) sensing and half-duplex (HD) communication. To achieve higher spectral efficiency, in this paper, we extend…

信息论 · 计算机科学 2023-04-20 Zhenyao He , Wei Xu , Hong Shen , Derrick Wing Kwan Ng , Yonina C. Eldar , Xiaohu You

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…

信息论 · 计算机科学 2024-10-23 Linping Qu , Yuyi Mao , Shenghui Song , Chi-Ying Tsui

In this paper, we develop an orthogonal-frequency-division-multiplexing (OFDM)-based over-the-air (OTA) aggregation solution for wireless federated learning (FL). In particular, the local gradients in massive IoT devices are modulated by an…

信号处理 · 电气工程与系统科学 2021-10-28 Huayan Guo , Yifan Zhu , Haoyu Ma , Vincent K. N. Lau , Kaibin Huang , Xiaofan Li , Huabin Nong , Mingyu Zhou

Federated learning (FL) has been considered a promising privacy preserving distributed edge learning framework. Over-the-air computation (AirComp) leveraging analog transmission enables the aggregation of local updates directly over-the-air…

信号处理 · 电气工程与系统科学 2026-04-06 Lorenz Bielefeld , Paul Zheng , Oner Hanay , Yao Zhu , Yulin Hu , Anke Schmeink

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…

信号处理 · 电气工程与系统科学 2021-11-22 Henrik Hellström , Viktoria Fodor , Carlo Fischione

This paper introduces a new federated learning scheme that leverages over-the-air computation. A novel feature of this scheme is the proposal to employ adaptive weights during aggregation, a facet treated as predefined in other over-the-air…

信息论 · 计算机科学 2024-09-13 Seyed Mohammad Azimi-Abarghouyi , Leandros Tassiulas

With the exponential growth of smart devices connected to wireless networks, data production is increasing rapidly, requiring machine learning (ML) techniques to unlock its value. However, the centralized ML paradigm raises concerns over…

分布式、并行与集群计算 · 计算机科学 2025-07-15 Xiangwang Hou , Jingjing Wang , Jun Du , Chunxiao Jiang , Yong Ren , Dusit Niyato

Over-the-air computation (AirComp) has recently emerged as a pivotal technique for communication-efficient federated learning (FL) in resource-constrained wireless networks. Though AirComp leverages the superposition property of multiple…

信息论 · 计算机科学 2025-03-25 Jiacheng Yao , Wei Xu , Guangxu Zhu , Zhaohui Yang , Kaibin Huang , Dusit Niyato

Federated Learning (FL) is an intriguing distributed machine learning approach due to its privacy-preserving characteristics. To balance the trade-off between energy and execution latency, and thus accommodate different demands and…

机器学习 · 计算机科学 2025-09-12 Xinyu Zhou , Jun Zhao , Huimei Han , Claude Guet