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Conventional policy for configuring an intelligent reflecting surface (IRS) typically requires channel state information (CSI), thus incurring substantial overhead costs and facing incompatibility with the current network protocols. This…

Information Theory · Computer Science 2024-07-18 Fan Xu , Jiawei Yao , Wenhai Lai , Kaiming Shen , Xin Li , Xin Chen , Zhi-Quan Luo

Falling can have fatal consequences for elderly people especially if the fallen person is unable to call for help due to loss of consciousness or any injury. Automatic fall detection systems can assist through prompt fall alarms and by…

Computer Vision and Pattern Recognition · Computer Science 2020-04-06 Umar Asif , Stefan Von Cavallar , Jianbin Tang , Stefan Harrer

Pose estimation is a crucial task in computer vision, with wide applications in autonomous driving, human motion capture, and virtual reality. However, existing methods still face challenges in achieving high accuracy, particularly in…

Computer Vision and Pattern Recognition · Computer Science 2024-09-13 Liang Feng , Ming Xu , Lihua Wen , Zhixuan Shen

Remote monitoring of electrical cable conditions is an essential characteristic of the next-generation smart grid, which features the ability to consistently surveil and control the grid infrastructure. In this paper, we propose a technique…

Signal Processing · Electrical Eng. & Systems 2019-02-25 Yinjia Huo , Gautham Prasad , Lazar Atanackovic , Lutz Lampe , Victor C. M. Leung

Channel state information (CSI) based fingerprinting for WIFI indoor localization has attracted lots of attention very recently.The frequency diverse and temporally stable CSI better represents the location dependent channel characteristics…

Networking and Internet Architecture · Computer Science 2021-07-06 Zhihui Gao , Yunfan Gao , Sulei Wang , Dan Li , Yuedong Xu

Detecting object skeletons in natural images presents challenging, due to varied object scales, the complexity of backgrounds and various noises. The skeleton is a highly compressing shape representation, which can bring some essential…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Xiuxiu Bai , Lele Ye , Zhe Liu

This paper considers the problem of detecting a high dimensional signal (not necessarily sparse) based on compressed measurements with physical layer secrecy guarantees. First, we propose a collaborative compressive detection (CCD)…

Applications · Statistics 2015-02-19 Bhavya Kailkhura , Thakshila Wimalajeewa , Pramod K. Varshney

Received signal strength based device-free localization has attracted considerable attention in the research society over the past years to locate and track people who are not carrying any electronic device. Typically, the person is…

Networking and Internet Architecture · Computer Science 2014-08-20 Ossi Kaltiokallio , Hüseyin Yiğitler , Riku Jäntti

We present a DevIce-to-System Performance EvaLuation (DISPEL) workflow that integrates transistor and interconnect modeling, parasitic extraction, standard cell library characterization, logic synthesis, cell placement and routing, and…

Emerging Technologies · Computer Science 2021-09-17 Chi-Shuen Lee , Brian Cline , Saurabh Sinha , Greg Yeric , H. -S. Philip Wong

Wi-Fi sensing has emerged as a powerful technology, leveraging channel state information (CSI) extracted from wireless data packets to enable diverse applications, ranging from human presence detection to gesture recognition and health…

Signal Processing · Electrical Eng. & Systems 2025-06-23 Zisheng Wang , Feng Li , Hangbin Zhao , Zihuan Mao , Yaodong Zhang , Qisheng Huang , Bo Cao , Mingming Cao , Baolin He , Qilin Hou

In recent years, the demand for pervasive smart services and applications has increased rapidly. Device-free human detection through sensors or cameras has been widely adopted, but it comes with privacy issues as well as misdetection for…

Signal Processing · Electrical Eng. & Systems 2023-08-21 Li-Hsiang Shen , Chia-Che Hsieh , An-Hung Hsiao , Kai-Ten Feng

Precision pose detection is increasingly demanded in fields such as personal fabrication, Virtual Reality (VR), and robotics due to its critical role in ensuring accurate positioning information. However, conventional vision-based systems…

Emerging Technologies · Computer Science 2024-10-10 Ziyang Chen , Mustafa Doğa Doğan , Josef Spjut , Kaan Akşit

Non-intrusive monitoring of vital signs has become increasingly important in a variety of healthcare settings. In this paper, we present PulseFi, a novel low-cost non-intrusive system that uses Wi-Fi sensing and artificial intelligence to…

Signal Processing · Electrical Eng. & Systems 2026-03-17 Pranay Kocheta , Nayan Sanjay Bhatia , Katia Obraczka

WiFi human sensing has achieved great progress in indoor localization, activity classification, etc. Retracing the development of these work, we have a natural question: can WiFi devices work like cameras for vision applications? In this…

Computer Vision and Pattern Recognition · Computer Science 2019-04-03 Fei Wang , Stanislav Panev , Ziyi Dai , Jinsong Han , Dong Huang

Accurate and efficient estimation of Channel State Information (CSI) is critical for next-generation wireless systems operating under non-stationary conditions, where user mobility, Doppler spread, and multipath dynamics rapidly alter…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-11-04 Muhammad Ahmed Mohsin , Muhammad Umer , Ahsan Bilal , Hassan Rizwan , Sagnik Bhattacharya , Muhammad Ali Jamshed , John M. Cioffi

Reconfigurable Intelligent Surface (RIS) technology has emerged as a key enabler for future wireless communications. However, its potential is constrained by the difficulty of acquiring accurate user-to-RIS channel state information (CSI),…

Signal Processing · Electrical Eng. & Systems 2026-04-20 Md. Shahriar Sadid , Ali A. Nasir , Saad Al-Ahmadi , Samir Al-Ghadhban

Skeleton-based action recognition leverages human pose keypoints to categorize human actions, which shows superior generalization and interoperability compared to regular end-to-end action recognition. Existing solutions use RGB cameras to…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Shunyu Huang , Yunjiao Zhou , Jianfei Yang

Human-robot collaboration requires the establishment of methods to guarantee the safety of participating operators. A necessary part of this process is ensuring reliable human pose estimation. Established vision-based modalities encounter…

Robotics · Computer Science 2024-06-28 Michael Zechmair , Yannick Morel

Wireless signals are commonly used for communications. Emerging applications are giving new functions to wireless signals, in which wireless sensing is the most attractive one. Channel state information (CSI) is not only the parameter for…

Signal Processing · Electrical Eng. & Systems 2021-12-22 Tongyang Xu

Rasnik is a three-point optical displacement sensor originally developed for particle detector alignment in high-energy physics experiments, including the muon chambers of L3 at LEP and ATLAS at the LHC. The system has evolved from…