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相关论文: Optimized Power Control Design for Over-the-Air Fe…

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To address the limitations of traditional over-the-air federated learning (OA-FL) such as limited server coverage and low resource utilization, we propose an OA-FL in MIMO cloud radio access network (MIMO Cloud-RAN) framework, where edge…

信息论 · 计算机科学 2023-05-18 Haoming Ma , Xiaojun Yuan , Zhi Ding

Over-the-air federated learning (OTA-FL) is an emerging technique to reduce the computation and communication overload at the PS caused by the orthogonal transmissions of the model updates in conventional federated learning (FL). This…

信息论 · 计算机科学 2023-05-29 Saba Asaad , Hina Tabassum , Chongjun Ouyang , Ping Wang

The Optimal Power Flow (OPF) problem is a fundamental building block for the optimization of electrical power systems. It is nonlinear and nonconvex and computes the generator setpoints for power and voltage, given a set of load demands. It…

信号处理 · 电气工程与系统科学 2019-12-04 Ferdinando Fioretto , Terrence W. K. Mak , Pascal Van Hentenryck

In this work, we investigate federated edge learning over a fading multiple access channel. To alleviate the communication burden between the edge devices and the access point, we introduce a pioneering digital over-the-air computation…

信号处理 · 电气工程与系统科学 2024-04-22 Saeed Razavikia , José Mairton Barros Da Silva Júnior , Carlo Fischione

We investigate fast data aggregation via over-the-air computation (AirComp) over wireless networks. In this scenario, an access point (AP) with multiple antennas aims to recover the arithmetic mean of sensory data from multiple wireless…

信息论 · 计算机科学 2024-04-23 Hongbin Zhu , Hua Qian

This correspondence studies the wireless powered over-the-air computation (AirComp) for achieving sustainable wireless data aggregation (WDA) by integrating AirComp and wireless power transfer (WPT) into a joint design. In particular, we…

信息论 · 计算机科学 2023-05-18 Siyao Zhang , Xinmin Li , Yin Long , Jie Xu , Shuguang Cui

Wirelessly connected devices can collaborately train a machine learning model using federated learning, where the aggregation of model updates occurs using over-the-air computation. Carrier frequency offset caused by imprecise clocks in…

信号处理 · 电气工程与系统科学 2024-01-17 Martin Dahl , Erik G. Larsson

We analyze and contrast two ways to train machine learning models for solving AC optimal power flow (OPF) problems, distinguished with the loss functions used. The first trains a mapping from the loads to the optimal dispatch decisions,…

系统与控制 · 电气工程与系统科学 2024-02-02 Ge Chen , Junjie Qin

Federated learning is a distributed optimization paradigm that enables a large number of resource-limited client nodes to cooperatively train a model without data sharing. Several works have analyzed the convergence of federated learning by…

机器学习 · 计算机科学 2020-10-06 Yae Jee Cho , Jianyu Wang , Gauri Joshi

Federated edge learning is envisioned as the bedrock of enabling intelligence in next-generation wireless networks, but the limited spectral resources often constrain its scalability. In light of this challenge, a line of recent research…

机器学习 · 计算机科学 2023-06-21 Zihan Chen , Howard H. Yang , Tony Q. S. Quek

The current evolution towards a massive number of antennas and a large variety of transceiver architectures forces to revisit the conventional techniques used to improve the fundamental power amplifier (PA) linearity-efficiency trade-off.…

信号处理 · 电气工程与系统科学 2024-04-22 François Rottenberg , Thomas Feys , Nuutti Tervo

Federated learning (FL) has emerged as a promising framework for distributed learning, enabling collaborative model training without sharing private data. Existing wireless FL works primarily adopt two communication strategies: (1)…

机器学习 · 计算机科学 2026-04-16 Muhammad Faraz Ul Abrar , Nicolò Michelusi

In this study, we propose an over-the-air computation (OAC) scheme to calculate the majority vote (MV) for federated edge learning (FEEL). With the proposed approach, edge devices (EDs) transmit the signs of local stochastic gradients,…

信息论 · 计算机科学 2022-10-14 Alphan Sahin

We investigate the weighted-sum distortion minimization problem in transmitting two correlated Gaussian sources over Gaussian channels using two energy harvesting nodes. To this end, we develop offline and online power control policies to…

信息论 · 计算机科学 2017-06-08 Yunquan Dong , Zhi Chen , Jian Wang , Byonghyo Shim

In this paper, we study a federated learning system at the wireless edge that uses over-the-air computation (AirComp). In such a system, users transmit their messages over a multi-access channel concurrently to achieve fast model…

信息论 · 计算机科学 2020-08-04 Ruichen Jiang , Sheng Zhou

We consider distributed estimation of a random source in a hierarchical power constrained wireless sensor network. Sensors within each cluster send their measurements to a cluster head (CH). CHs optimally fuse the received signals and…

信号处理 · 电气工程与系统科学 2020-05-01 Mojtaba Shirazi , Azadeh Vosoughi

Over-the-air (OTA) federated learning (FL) has been well recognized as a scalable paradigm that exploits the waveform superposition of the wireless multiple-access channel to aggregate model updates in a single use. Existing OTA-FL designs…

机器学习 · 计算机科学 2026-02-16 Muhammad Faraz Ul Abrar , Nicolò Michelusi

In this letter, we introduce over-the-air computation into the communication design of federated multi-task learning (FMTL), and propose an over-the-air federated multi-task learning (OA-FMTL) framework, where multiple learning tasks…

机器学习 · 计算机科学 2021-10-26 Haoming Ma , Xiaojun Yuan , Dian Fan , Zhi Ding , Xin Wang , Jun Fang

In this paper, energy efficient power adaptation is considered in sensing-based spectrum sharing cognitive radio systems in which secondary users first perform channel sensing and then initiate data transmission with two power levels based…

信息论 · 计算机科学 2016-11-17 Gozde Ozcan , M. Cenk Gursoy

This work derives a distributed and iterative algorithm by which mobile terminals can selfishly control their transmit powers during the synchronization procedure specified by the IEEE 802.16m and the 3GPP-LTE standards for orthogonal…

信息论 · 计算机科学 2013-03-13 Giacomo Bacci , Luca Sanguinetti , Marco Luise , H. Vincent Poor