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One significant challenge in research is to collect a large amount of data and learn the underlying relationship between the input and the output variables. This paper outlines the process of collecting and validating a dataset designed to…

We investigate localization of a source based on angle of arrival (AoA) measurements made at a geographically dispersed network of cooperating receivers. The goal is to efficiently compute accurate estimates despite outliers in the AoA…

网络与互联网体系结构 · 计算机科学 2012-06-19 Bharath Ananthasubramaniam , Upamanyu Madhow

Simultaneous lightwave information and power transfer (SLIPT) is a potential way to meet the demands of sustainable power supply and high-rate data transfer in next-generation networks. Although resonant beam-based SLIPT (RB-SLIPT) can…

光学 · 物理学 2022-07-28 Mingqing Liu , Shuaifan Xia , Mingliang Xiong , Mengyuan Xu , Qingwen Liu , Hao Deng

This paper presents a stochastic geometry-based analysis of propagation statistics for 5G millimeter wave (mm-wave) cellular. In particular, the time-of-arrival (TOA) and angle-of-arrival (AOA) distributions of the first-arriving multipath…

信息论 · 计算机科学 2020-10-20 Christopher E. O'Lone , Harpreet S. Dhillon , R. Michael Buehrer

This paper introduces an identification method that determines whether a millimeter-wave wireless transmission using directional antennas is being established over a line-of-sight (LOS) or a non-line-of-sight (NLOS) cluster for indoor…

信号处理 · 电气工程与系统科学 2024-02-27 Pengfei Lyu , Aziz Benlarbi-Delaï , Zhuoxiang Ren , Julien Sarrazin

Propagation in non-line-of-sight (NLOS) conditions is one of the major impairments in ultrawideband (UWB) wireless localization systems based on time-of-arrival (TOA) measurements. In this paper the problem of the joint statistical…

信息论 · 计算机科学 2012-03-14 Francesco Montorsi , Fabrizio Pancaldi , Giorgio M. Vitetta

Ultrawideband (UWB) technology has attracted a lot of attention for indoor and outdoor positioning systems due to its high accuracy and robustness in non-line-of-sight (NLOS) environments. However, UWB signals are affected by multipath…

信号处理 · 电气工程与系统科学 2023-08-16 Mohammed Dahiru Buhari , Tri Bagus Susilo , Irfan Khan , Bashir Olaniyi Sadiq

The provision of accurate localization is an increasingly important feature of wireless networks. To this end, a reliable distinction between line-of-sight (LOS) and non-LOS (NLOS) radio links is necessary to avoid degenerative localization…

信息论 · 计算机科学 2023-01-18 Onel L. A. López , Dileep Kumar , Antti Tölli

Millimeter-Wave (mmWave) (30-300 GHz) and D band (110-170 GHz) frequencies are poised to play a pivotal role in the advancement of sixth-generation (6G) systems and beyond with increased demand for greater bandwidth and capacity. This paper…

With expeditious development of wireless communications, location fingerprinting (LF) has nurtured considerable indoor location based services (ILBSs) in the field of Internet of Things (IoT). For most pattern-matching based LF solutions,…

信号处理 · 电气工程与系统科学 2020-05-13 Luan Chen , Iness Ahriz , Didier Le Ruyet

In the past few decades, the localization literature has seen many models attempting to characterize the non-line-of-sight (NLOS) bias error commonly experienced in range measurements. These models have either been based on specific…

信息论 · 计算机科学 2019-05-17 Christopher E. O'Lone , Harpreet S. Dhillon , R. Michael Buehrer

Bluetooth Low Energy (BLE) is a short-range data transmission technology that is used for multimedia file sharing, home automation, and internet-of-things application. In this work, we perform packet error rate (PER) measurement and RF…

信号处理 · 电气工程与系统科学 2021-05-04 Mir Lodro , Gabriele Gradoni , Ana Vukovic , David Thomas , Steve Greedy

Among the various Ultra-wideband (UWB) ranging methods, the absence of uplink communication or centralized computation makes downlink time-difference-of-arrival (DL-TDOA) localization the most suitable for large-scale industrial…

信号处理 · 电气工程与系统科学 2024-02-19 Sagnik Bhattacharya , Junyoung Choi , Joohyun Lee

This paper investigates unmanned aerial vehicle (UAV) localization using time difference of arrival (TDOA) measurements under mixed line-of-sight (LOS) and non-line-of-sight (NLOS) conditions. A 3D TDOA Cram\'er-Rao lower bound (CRLB) model…

信号处理 · 电气工程与系统科学 2025-12-17 Cole Dickerson , Saad Masrur , Jonah Dickerson , Özgür Özdemir , Ismail Güvenç

A cooperative architecture is proposed for integrated sensing and communication (ISAC) networks, incorporating coordinated multi-point (CoMP) transmission along with multi-static sensing. We investigate how the allocation of…

信息论 · 计算机科学 2025-06-13 Kaitao Meng , Kawon Han , Christos Masouros , Lajos Hanzo

Multi-site autism neuroimaging studies routinely control for the confound between full-scale IQ and head motion by regressing framewise displacement against IQ scores and removing shared variance. This procedure assumes that ordinary least…

定量方法 · 定量生物学 2026-04-15 Kareem Soliman

Conventional multi-label classification (MLC) methods assume that all samples are fully labeled and identically distributed. Unfortunately, this assumption is unrealistic in large-scale MLC data that has long-tailed (LT) distribution and…

机器学习 · 计算机科学 2023-04-24 Wenqiao Zhang , Changshuo Liu , Lingze Zeng , Beng Chin Ooi , Siliang Tang , Yueting Zhuang

Out-of-distribution (OOD) detection plays a vital role in enhancing the reliability of machine learning (ML) models. The emergence of large language models (LLMs) has catalyzed a paradigm shift within the ML community, showcasing their…

计算与语言 · 计算机科学 2024-04-17 Bo Liu , Liming Zhan , Zexin Lu , Yujie Feng , Lei Xue , Xiao-Ming Wu

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

Measurement results for millimeter wave LOS MIMO systems are presented with a focus on time variation and multipath propagation. Different system setups are used, including 2x2 and 3x3 MIMO, and involving different synchronization…

信号处理 · 电气工程与系统科学 2018-03-22 Tim Hälsig , Darko Cvetkovski , Eckhard Grass , Berthold Lankl
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