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In this paper, we present an unsupervised approach for frequency sub-band allocation in wireless networks using graph-based learning. We consider a dense deployment of subnetworks in the factory environment with a limited number of…

网络与互联网体系结构 · 计算机科学 2024-08-05 Daniel Abode , Ramoni Adeogun , Lou Salaün , Renato Abreu , Thomas Jacobsen , Gilberto Berardinelli

Distributed scheduling algorithms for throughput or utility maximization in dense wireless multi-hop networks can have overwhelmingly high overhead, causing increased congestion, energy consumption, radio footprint, and security…

信号处理 · 电气工程与系统科学 2022-03-29 Zhongyuan Zhao , Ananthram Swami , Santiago Segarra

The key technologies of sixth generation (6G), such as ultra-massive multiple-input multiple-output (MIMO), enable intricate interactions between antennas and wireless propagation environments. As a result, it becomes necessary to develop…

信息论 · 计算机科学 2024-12-10 Bokai Xu , Jiayi Zhang , Qingfeng Lin , Huahua Xiao , Yik-Chung Wu , Bo Ai

Graph Neural Networks (GNNs) have achieved remarkable success across diverse tasks on graph-structured data, primarily through the use of learned weights in message passing layers. In this paper, we demonstrate that random weights can be…

机器学习 · 计算机科学 2025-02-04 Thu Bui , Carola-Bibiane Schönlieb , Bruno Ribeiro , Beatrice Bevilacqua , Moshe Eliasof

Graph Neural Networks (GNNs) are eminently suitable for wireless resource management, thanks to their scalability, but they still face computational challenges in large-scale, dense networks in classical computers. The integration of…

信息论 · 计算机科学 2026-01-27 Le Tung Giang , Nguyen Xuan Tung , Trinh Van Chien , Lajos Hanzo , Won-Joo Hwang

The hyperspectral image (HSI) unmixing task is essentially an inverse problem, which is commonly solved by optimization algorithms under a predefined (non-)linear mixture model. Although these optimization algorithms show impressive…

图像与视频处理 · 电气工程与系统科学 2020-06-02 Chao Zhou

Recently, deep neural networks have emerged as a solution to solve NP-hard wireless resource allocation problems in real-time. However, multi-layer perceptron (MLP) and convolutional neural network (CNN) structures, which are inherited from…

网络与互联网体系结构 · 计算机科学 2023-06-02 Sharan Mourya , Pavan Reddy , SaiDhiraj Amuru , Kiran Kumar Kuchi

Efficiently solving unbalanced three-phase power flow in distribution grids is pivotal for grid analysis and simulation. There is a pressing need for scalable algorithms capable of handling large-scale unbalanced power grids that can…

系统与控制 · 电气工程与系统科学 2024-09-09 Salah Ghamizi , Jun Cao , Aoxiang Ma , Pedro Rodriguez

The network embedding problem that maps nodes in a graph to vectors in Euclidean space can be very useful for addressing several important tasks on a graph. Recently, graph neural networks (GNNs) have been proposed for solving such a…

机器学习 · 计算机科学 2020-09-23 Ping-En Lu , Cheng-Shang Chang

Predicting the throughput of WLAN deployments is a classic problem that occurs in the design of robust and high performance WLAN systems. However, due to the increasingly complex communication protocols and the increase in interference…

网络与互联网体系结构 · 计算机科学 2023-04-21 Hongkuan Zhou , Rajgopal Kannan , Ananthram Swami , Viktor Prasanna

Graph neural networks have become a staple in problems addressing learning and analysis of data defined over graphs. However, several results suggest an inherent difficulty in extracting better performance by increasing the number of…

机器学习 · 计算机科学 2021-03-30 Diego Valsesia , Giulia Fracastoro , Enrico Magli

Graph matching is a commonly used technique in computer vision and pattern recognition. Recent data-driven approaches have improved the graph matching accuracy remarkably, whereas some traditional algorithm-based methods are more robust to…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Haoru Tan , Chuang Wang , Sitong Wu , Xu-Yao Zhang , Fei Yin , Cheng-Lin Liu

Size generalization is important for learning wireless policies, which are often with dynamic sizes, say caused by time-varying number of users. Recent works of learning to optimize resource allocation empirically demonstrate that graph…

信号处理 · 电气工程与系统科学 2022-05-02 Wu Jiajun , Sun Chengjian , Yang Chenyang

We consider distributed estimation of a Gaussian vector with a linear observation model in an inhomogeneous wireless sensor network, where a fusion center (FC) reconstructs the unknown vector, using a linear estimator. Sensors employ…

信息论 · 计算机科学 2016-08-24 Alireza Sani , Azadeh Vosoughi

Downlink beamforming is an essential technology for wireless cellular networks; however, the design of beamforming vectors that maximize the weighted sum rate (WSR) is an NP-hard problem and iterative algorithms are typically applied to…

信号处理 · 电气工程与系统科学 2022-06-28 Jingyuan Xia , Gunduz Deniz

Graph Neural Networks (GNNs) have emerged as a notorious alternative to address learning problems dealing with non-Euclidean datasets. However, although most works assume that the graph is perfectly known, the observed topology is prone to…

机器学习 · 计算机科学 2023-12-12 Victor M. Tenorio , Samuel Rey , Antonio G. Marques

The electrical network reconfiguration problem aims to minimize losses in a distribution system by adjusting switches while ensuring radial topology. The growing use of renewable energy and the complexity of managing modern power grids make…

系统与控制 · 电气工程与系统科学 2025-08-12 Yacine Mokhtari , Patrick Coirault , Emmanuel Moulay , Jérôme Le Ny , Didier Larraillet

This paper considers non-cooperative and fully-distributed power-allocation for selfish transmitter-receiver pairs in shared unlicensed spectrum when normalized-interference to each receiver is uncertain. We model each uncertain parameter…

信息论 · 计算机科学 2015-03-19 Saeideh Parsaei fard , Ahmad R. Sharafat

In recent years, substantial progress has been made on Graph Convolutional Networks (GCNs). However, the computing of GCN usually requires a large memory space for keeping the entire graph. In consequence, GCN is not flexible enough,…

社会与信息网络 · 计算机科学 2020-11-05 Qiang Liu , Haoli Zhang , Zhaocheng Liu

The ever-increasing demand for high-quality and heterogeneous wireless communication services has driven extensive research on dynamic optimization strategies in wireless networks. Among several possible approaches, multi-agent deep…

网络与互联网体系结构 · 计算机科学 2024-10-28 Lorenzo Mario Amorosa , Marco Skocaj , Roberto Verdone , Deniz Gündüz