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In this article, we present a collection of radio map datasets in dense urban setting, which we generated and made publicly available. The datasets include simulated pathloss/received signal strength (RSS) and time of arrival (ToA) radio…

网络与互联网体系结构 · 计算机科学 2024-09-17 Çağkan Yapar , Ron Levie , Gitta Kutyniok , Giuseppe Caire

Localizing moving targets in unknown harsh environments has always been a severe challenge. This letter investigates a novel localization system based on multi-agent networks, where multiple agents serve as mobile anchors broadcasting their…

信号处理 · 电气工程与系统科学 2021-09-27 Qin Shi , Xiaowei Cui , Sihao Zhao , Mingquan Lu

The rapid increase in utilization of smart home technologies has introduced new paradigms to ensure the security and privacy of inhabitants. In this study, we propose a novel approach to detect and localize physical intrusions in indoor…

信号处理 · 电气工程与系统科学 2025-11-05 Usama Shakoor , Muhammad Bilal Janjua , Muhammad Sohaib J. Solaija , Huseyin Arslan

Short range channels commonly arise in millimeter wave (mmWave) wearable settings, where the length of the antenna arrays can be comparable to the distance between the radios. Conventional mmWave MIMO channel estimation techniques based on…

信号处理 · 电气工程与系统科学 2019-06-24 Jarkko Kaleva , Nitin Jonathan Myers , Antti Tölli , Robert W. Heath

Despite the number of works published in recent years, vehicle localization remains an open, challenging problem. While map-based localization and SLAM algorithms are getting better and better, they remain a single point of failure in…

机器人学 · 计算机科学 2024-03-21 Luca Mozzarelli , Luca Cattaneo , Matteo Corno , Sergio Matteo Savaresi

In this paper, a novel environmental mapping method is proposed to outline the indoor layout utilizing the line-of-sight (LoS) state information of extremely large aperture array (ELAA) channels. It leverages the spatial resolution provided…

信息论 · 计算机科学 2025-02-17 Jiuyu Liu , Chunmei Xu , Yi Ma , Rahim Tafazolli , Ahmed Elzanaty

There has been substantial work on developing variants of the multiple signal classification (MUSIC) algorithms that take advantage of the information present in the near-field propagation regime. However, it is not always easy to determine…

信号处理 · 电气工程与系统科学 2025-02-10 Don-Roberts Emenonye , Harpreet S. Dhillon , R. Michael Buehrer

We introduce a solution for a specific case of Indoor Localization which involves a directed signal, a reflected signal from the wall and the time difference between them. This solution includes robust localization with a given wall,…

机器人学 · 计算机科学 2023-06-06 Sneha Mohanty , Milan Müller , Christian Schindelhauer

We present the parallel and interacting stochastic approximation annealing (PISAA) algorithm, a stochastic simulation procedure for global optimisation, that extends and improves the stochastic approximation annealing (SAA) by using…

统计计算 · 统计学 2015-08-21 Georgios Karagiannis , Bledar A. Konomi , Guang Lin , Faming Liang

Efficient beam alignment is a crucial component in millimeter wave systems with analog beamforming, especially in fast-changing vehicular settings. This paper proposes a position-aided approach where the vehicle's position (e.g., available…

信息论 · 计算机科学 2017-09-19 Vutha Va , Junil Choi , Takayuki Shimizu , Gaurav Bansal , Robert W. Heath

It is known that adverse environments such as high reverberation and low signal-to-noise ratio (SNR) pose a great challenge to indoor sound source localization. To address this challenge, in this paper, we propose a sound source…

声音 · 计算机科学 2018-12-05 Yingxiang Sun , Jiajia Chen , Chau Yuen , Susanto Rahardja

The precise and accurate indoor positioning using cellular communication technology remains to be a prerequisite for several industrial applications, including the emergence of a new topic of Integrated Sensing and Communication (ISAC).…

信号处理 · 电气工程与系统科学 2024-09-20 Karthik Muthineni , Alexander Artemenko , Josep Vidal , Montse Nájar

As robots are being increasingly used in close proximity to humans and objects, it is imperative that robots operate safely and efficiently under real-world conditions. Yet, the environment is seldom known perfectly. Noisy sensors and…

机器人学 · 计算机科学 2021-04-13 Antony Thomas , Fulvio Mastrogiovanni , Marco Baglietto

Statistical analysis of max-stable processes used to model spatial extremes has been limited by the difficulty in calculating the joint likelihood function. This precludes all standard likelihood-based approaches, including Bayesian…

统计计算 · 统计学 2011-12-14 Robert J. Erhardt , Richard L. Smith

We consider multitarget detection and tracking problem for a class of multipath detection system where one target may generate multiple measurements via multiple propagation paths, and the association relationship among targets,…

计算机视觉与模式识别 · 计算机科学 2018-12-12 Hua Lan , Shuai Sun , Zengfu Wang , Quan Pan , Zhishan Zhang

In this paper, we propose a joint indoor localization and navigation algorithm to enable a swarm of unmanned aerial vehicles (UAVs) to deploy in a specific spatial formation in indoor environments. In the envisioned scenario, we consider a…

信号处理 · 电气工程与系统科学 2020-07-23 Anna Guerra , Davide Dardari , Petar M. Djuric

Location awareness is now becoming a vital requirement for many practical applications. In this paper, we consider passive localization of multiple targets with one transmitter and several receivers based on time of arrival (TOA)…

信息论 · 计算机科学 2015-11-24 Nan Wu , Weijie Yuan , Hua Wang , Jingming Kuang

Joint models are well suited to modelling linked data from laboratories and health registers. However, there are few examples of joint models that allow for (a) multiple markers, (b) multiple survival outcomes (including terminal events,…

Wireless sensor networks require accurate target localization, often achieved through received signal strength (RSS) localization estimation based on maximum likelihood (ML). However, ML-based algorithms can suffer from issues such as low…

信号处理 · 电气工程与系统科学 2023-07-25 Weizhong Ding , Shengming Chang , Shudi Bao , Meng Chen , Jie Sun

``Localization'' has proven to be a valuable tool in the Statistical Learning literature as it allows sharp risk bounds in terms of the problem geometry. Localized bounds seem to be much less exploited in the Stochastic Optimization…

最优化与控制 · 数学 2023-03-30 Roberto I. Oliveira , Philip Thompson