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Related papers: Gesture Recognition with mmWave Wi-Fi Access Point…

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Wi-Fi sensing detects human motions and activities by analysing the channel state information (CSI) derived from Wi-Fi transmissions. However, the impact of variable transmission traffic, which dictates the effective sampling rate and…

Machine Learning · Computer Science 2026-05-12 Guolin Yin , Junqing Zhang , Guanxiong Shen , Simon L. Cotton

With the rapid development of wireless communication technology, wireless access points (AP) and internet of things (IoT) devices have been widely deployed in our surroundings. Various types of wireless signals (e.g., Wi-Fi, LoRa, LTE) are…

Signal Processing · Electrical Eng. & Systems 2022-06-27 Zheng Yang , Yi Zhang , Guoxuan Chi , Guidong Zhang

Millimeter-wave (mmWave) 5G New Radio (NR) communication systems, with their high-resolution antenna arrays and extensive bandwidth, offer a transformative opportunity for high-throughput data transmission and advanced environmental…

Signal Processing · Electrical Eng. & Systems 2025-07-08 Tao Du , Jie Yang , Fan Liu , Jiaxiang Guo , Shuqiang Xia , Chao-Kai Wen , Shi Jin

Taking advantage of the rich information provided by Wi-Fi measurement setups, Wi-Fi-based human behavior sensing leveraging Channel State Information (CSI) measurements has received a lot of research attention in recent years. The…

Human-Computer Interaction · Computer Science 2021-08-03 Lingchao Guo , Zhaoming Lu , Xiangming Wen , Liming Wang , David Gesbert , Zijun Han

We consider the use of deep neural networks (DNNs) in the context of channel state information (CSI)-based localization for Massive MIMO cellular systems. We discuss the practical impairments that are likely to be present in practical CSI…

Networking and Internet Architecture · Computer Science 2020-05-26 Paul Ferrand , Alexis Decurninge , Maxime Guillaud

The development of integrated sensing and communication (ISAC) systems has recently gained interest for its ability to offer a variety of services including resources sharing and new applications, for example, localization, tracking, and…

Signal Processing · Electrical Eng. & Systems 2023-02-17 Mohamed Abdalgader , Nadia Adem

In this paper, we propose GesFi, a novel WiFi-based gesture recognition system that introduces WiFi latent domain mining to redefine domains directly from the data itself. GesFi first processes raw sensing data collected from WiFi receivers…

Human-Computer Interaction · Computer Science 2026-01-09 Xiang Zhang , Huan Yan , Jinyang Huang , Bin Liu , Yuanhao Feng , Jianchun Liu , Meng Li , Fusang Zhang , Zhi Liu

Advances in computer vision and machine learning techniques have led to significant development in 2D and 3D human pose estimation from RGB cameras, LiDAR, and radars. However, human pose estimation from images is adversely affected by…

Computer Vision and Pattern Recognition · Computer Science 2023-01-03 Jiaqi Geng , Dong Huang , Fernando De la Torre

Wireless sensing has recently found widespread applications in diverse environments, including homes, offices, and public spaces. By analyzing patterns in channel state information (CSI), it is possible to infer human actions for tasks such…

Computer Vision and Pattern Recognition · Computer Science 2025-12-18 Zijian Zhao , Zhijie Cai , Tingwei Chen , Xiaoyang Li , Hang Li , Qimei Chen , Guangxu Zhu

Millimeter-wave (mmWave) and terahertz (THz) communication systems require large antenna arrays and use narrow directive beams to ensure sufficient receive signal power. However, selecting the optimal beams for these large antenna arrays…

Information Theory · Computer Science 2024-02-23 Shoaib Imran , Gouranga Charan , Ahmed Alkhateeb

WiFi and security pose both an issue and act as a growing presence in everyday life. Today's motions detection implementations are severely lacking in the areas of secrecy, scope, and cost. To combat this problem, we aim to develop a motion…

Signal Processing · Electrical Eng. & Systems 2019-08-23 Sadhana Lolla , Amy Zhao

Beam training in dynamic millimeter-wave (mm-wave) networks with mobile devices is highly challenging as devices must scan a large angular domain to maintain alignment of their directional antennas under mobility. Device rotation is…

Networking and Internet Architecture · Computer Science 2018-12-21 Maurizio Rea , Domenico Giustiniano , Guillermo Bielsa , Danilo De Donno , Joerg Widmer

Channel State Information (CSI) provides a detailed description of the wireless channel and has been widely adopted for Wi-Fi sensing, particularly for high-precision indoor positioning. However, complete CSI is rarely available in…

Information Theory · Computer Science 2026-02-16 Ran Tao , Jiajia Guo , Yiming Cui , Xiangyi Li , Chao-Kai Wen , Shi Jin

In this paper, we demonstrate the ability to recognize hand gestures in a non-contact, wireless fashion using only incoherent light signals reflected from a human subject. Fundamentally distinguished from radar, lidar and camera-based…

Signal Processing · Electrical Eng. & Systems 2020-07-17 Li Yu , Hisham Abuella , Md Zobaer Islam , John F. O'Hara , Christopher Crick , Sabit Ekin

Meta distribution is a fine-grained unified performance metric that enables us to evaluate the {reliability and latency} of next generation wireless networks, in addition to the conventional coverage probability. In this paper, using…

Signal Processing · Electrical Eng. & Systems 2019-12-10 Hazem Ibrahim , Hina Tabassum , Uyen T. Nguyen

We propose a novel analytical framework for evaluating the coverage performance of a millimeter wave (mmWave) cellular network where idle user equipments (UEs) act as relays. In this network, the base station (BS) adopts either the direct…

Information Theory · Computer Science 2019-12-30 Simin Xu , Nan Yang , Biao He , Hamid Jafarkhani

The first step of a secure communication is authenticating legible users and detecting the malicious ones. In the last recent years, some promising schemes proposed using wireless medium network's features, in particular, channel state…

Networking and Internet Architecture · Computer Science 2018-12-18 Amirhossein Yazdani Abyaneh , Ali Hosein Gharari Foumani , Vahid Pourahmadi

Recent channel state information (CSI)-based positioning pipelines rely on deep neural networks (DNNs) in order to learn a mapping from estimated CSI to position. Since real-world communication transceivers suffer from hardware impairments,…

Information Theory · Computer Science 2021-12-01 Emre Gönültaş , Sueda Taner , Howard Huang , Christoph Studer

In this paper, we propose a deep learning-based beam tracking method for millimeter-wave (mmWave)communications. Beam tracking is employed for transmitting the known symbols using the sounding beams and tracking time-varying channels to…

Signal Processing · Electrical Eng. & Systems 2022-12-05 Sun Hong Lim , Sunwoo Kim , Byonghyo Shim , Jun Won Choi

Predicting the millimeter wave (mmWave) beams and blockages using sub-6GHz channels has the potential of enabling mobility and reliability in scalable mmWave systems. These gains attracted increasing interest in the last few years. Prior…

Information Theory · Computer Science 2019-11-05 Muhammad Alrabeiah , Ahmed Alkhateeb