中文
相关论文

相关论文: Array Partitioning Based Near-Field Attitude and L…

200 篇论文

Multi-static backscatter networks (BNs) are strong candidates for joint communication and localization in the ambient IoT paradigm for 6G. Enabling real-time localization in large-scale multi-static deployments with thousands of devices…

信号处理 · 电气工程与系统科学 2026-02-17 Tara Esmaeilbeig , Kartik Patel , Traian E. Abrudan , John Kimionis , Eleftherios Kampianakis , Michael S. Eggleston

Extremely large-scale antenna arrays are poised to play a pivotal role in sixth-generation (6G) networks. Utilizing such arrays often results in a near-field spherical wave transmission environment, enabling the generation of focused beams,…

信号处理 · 电气工程与系统科学 2024-07-31 Qianyu Yang , Anna Guerra , Francesco Guidi , Nir Shlezinger , Haiyang Zhang , Davide Dardari , Baoyun Wang , Yonina C. Eldar

Bottom-up approaches for image-based multi-person pose estimation consist of two stages: (1) keypoint detection and (2) grouping of the detected keypoints to form person instances. Current grouping approaches rely on learned embedding from…

计算机视觉与模式识别 · 计算机科学 2021-04-07 Jiahao Lin , Gim Hee Lee

Massive multiple-input multiple-output (MIMO) is a fundamental enabler to provide high data throughput in next generation cellular networks. By equipping the base stations (BSs) with tens or hundreds of antenna elements, narrow and high…

网络与互联网体系结构 · 计算机科学 2018-01-26 Paolo Baracca , Andreas Weber , Thorsten Wild , Christophe Grangeat

We give a new randomized LP-rounding 1.725-approximation algorithm for the metric Fault-Tolerant Uncapacitated Facility Location problem. This improves on the previously best known 2.076-approximation algorithm of Swamy & Shmoys. To the…

数据结构与算法 · 计算机科学 2015-05-18 Jaroslaw Byrka , Aravind Srinivasan , Chaitanya Swamy

The paper presents a distributed algorithm, called Prediction-based Opportunistic Sensing for Resilient and Efficient Sensor Networks (POSE.R), where the sensor nodes utilize predictions of the targets positions to probabilistically control…

系统与控制 · 电气工程与系统科学 2021-07-28 James Z. Hare , Junnan Song , Shalabh Gupta , Thomas A. Wettergren

Data point selection (DPS) is becoming a critical topic in deep learning due to the ease of acquiring uncurated training data compared to the difficulty of obtaining curated or processed data. Existing approaches to DPS are predominantly…

机器学习 · 计算机科学 2024-11-07 Xinnuo Xu , Minyoung Kim , Royson Lee , Brais Martinez , Timothy Hospedales

In this paper, a joint task, spectrum, and transmit power allocation problem is investigated for a wireless network in which the base stations (BSs) are equipped with mobile edge computing (MEC) servers to jointly provide computational and…

信号处理 · 电气工程与系统科学 2020-07-21 Sihua Wang , Mingzhe Chen , Xuanlin Liu , Changchuan Yin , Shuguang Cui , H. Vincent Poor

Localization which uses holographic multiple input multiple output surface such as reconfigurable intelligent surface (RIS) has gained increasing attention due to its ability to accurately localize users in non-line-of-sight conditions.…

信号处理 · 电气工程与系统科学 2024-01-15 Mengyuan Cao , Haobo Zhang , Boya Di , Hongliang Zhang

Spatio-temporal areal data can be seen as a collection of time series which are spatially correlated, according to a specific neighbouring structure. Motivated by a dataset on mobile phone usage in the Metropolitan area of Milan, Italy, we…

In this paper, we consider near-field localization and sensing with an extremely large aperture array under partial blockage of array antennas, where spherical wavefront and spatial non-stationarity are accounted for. We propose an Ising…

信号处理 · 电气工程与系统科学 2025-03-03 Huiping Huang , Alireza Pourafzal , Hui Chen , Musa Furkan Keskin , Mengting Li , Yu Ge , Fredrik Tufvesson , Henk Wymeersch , Xuesong Cai

Accurate localization is an essential technology for the flexible navigation of robots in large-scale environments. Both SLAM-based and map-based localization will increase the computing load due to the increase in map size, which will…

机器人学 · 计算机科学 2024-04-30 Yixiao Feng , Zhou Jiang , Yongliang Shi , Yunlong Feng , Xiangyu Chen , Hao Zhao , Guyue Zhou

In this paper, channel estimation problem for extremely large-scale multi-input multi-output (XL-MIMO) systems is investigated with the considerations of the spherical wavefront effect and the spatially non-stationary (SnS) property. Due to…

信息论 · 计算机科学 2024-12-05 Anzheng Tang , Jun-Bo Wang , Yijin Pan , Wence Zhang , Yijian Chen , Hongkang Yu , Rodrigo C. de Lamare

We propose an advance Steered Response Power (SRP) method for localizing multiple sources. While conventional SRP performs well in adverse conditions, it remains to struggle in scenarios with closely neighboring sources, resulting in…

音频与语音处理 · 电气工程与系统科学 2024-05-21 Wei-Ting Lai , Lachlan Birnie , Xingyu Chen , Amy Bastine , Thushara D. Abhayapala , Prasanga N. Samarasinghe

This paper tackles the problem of active planning to achieve cooperative localization for multi-robot systems (MRS) under measurement uncertainty in GNSS-limited scenarios. Specifically, we address the issue of accurately predicting the…

机器人学 · 计算机科学 2022-06-28 Liang Zhang , Zexu Zhang , Roland Siegwart , Jen Jen Chung

The need for a rapid-to-deploy solution for providing wireless cellular services can be realized by unmanned aerial vehicle base stations (UAV-BSs). To the best of our knowledge, this letter is the first in literature that studies a novel…

信息论 · 计算机科学 2017-09-18 Mohamed Alzenad , Amr El-Keyi , Halim Yanikomeroglu

We consider energy-efficient wireless resource management in cellular networks where BSs are equipped with energy harvesting devices, using statistical information for traffic intensity and harvested energy. The problem is formulated as…

信息论 · 计算机科学 2016-11-15 Jie Gong , John S. Thompson , Sheng Zhou , Zhisheng Niu

Nodes localization in Wireless Sensor Networks (WSN) has arisen as a very challenging problem in the research community. Most of the applications for WSN are not useful without a priori known nodes positions. One solution to the problem is…

分布式、并行与集群计算 · 计算机科学 2016-06-27 Biljana Stojkoska , Danco Davcev , Andrea Kulakov

Grid mapping is a well established approach for environment perception in robotic and automotive applications. Early work suggests estimating the occupancy state of each grid cell in a robot's environment using a Bayesian filter to…

机器人学 · 计算机科学 2016-09-13 Dominik Nuss , Stephan Reuter , Markus Thom , Ting Yuan , Gunther Krehl , Michael Maile , Axel Gern , Klaus Dietmayer

Movable antennas (MAs) have emerged as a disruptive technology in wireless communications for enhancing spatial degrees of freedom through continuous antenna repositioning within predefined regions, thereby creating favorable channel…

信号处理 · 电气工程与系统科学 2025-05-27 Xianlong Zeng , Jun Fang , Peilan Wang , Weidong Mei , Ying-Chang Liang