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WiFi-based mobility monitoring in urban environments can provide valuable insights into pedestrian and vehicle movements. However, MAC address randomization introduces a significant obstacle in accurately estimating congestion levels and…

Signal Processing · Electrical Eng. & Systems 2025-03-05 Stepan Mazokha , Fanchen Bao , George Sklivanitis , Jason O. Hallstrom

Passenger counting is crucial for public transport vehicle scheduling and traffic capacity evaluation. However, most existing methods are either costly or with low counting accuracy, leading to the recent use of Wi-Fi signals for this…

Signal Processing · Electrical Eng. & Systems 2024-10-16 Jingtao Guo , Wenhao Zhuang , Yuyi Mao , Ivan Wang-Hei Ho

The Internet of Things (IoT) has boomed in recent years, with an ever-growing number of connected devices and a corresponding exponential increase in network traffic. As a result, IoT devices have become potential witnesses of the…

Networking and Internet Architecture · Computer Science 2023-05-19 Fabio Palmese , Alessandro E. C. Redondi

Gesture recognition has become increasingly important in human-computer interaction and can support different applications such as smart home, VR, and gaming. Traditional approaches usually rely on dedicated sensors that are worn by the…

Human-Computer Interaction · Computer Science 2021-06-03 Sheng Tan , Jie Yang

Integrated sensing, communication, and computation (ISCC) has been regarded as a prospective technology for the next-generation wireless network, supporting humancentric intelligent applications. However, the delay sensitivity of these…

Signal Processing · Electrical Eng. & Systems 2025-05-06 Weiwei Chen , Yinghui He , Guanding Yu , Jianfeng Wang , Haiyan Luo

Given the fast growth of intelligent devices, it is expected that a large number of high-stake artificial intelligence (AI) applications, e.g., drones, autonomous cars, tactile robots, will be deployed at the edge of wireless networks in…

Signal Processing · Electrical Eng. & Systems 2020-04-29 Kai Yang , Yong Zhou , Zhanpeng Yang , Yuanming Shi

Person Re-Identification is a key and challenging task in video surveillance. While traditional methods rely on visual data, issues like poor lighting, occlusion, and suboptimal angles often hinder performance. To address these challenges,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Danilo Avola , Emad Emam , Dario Montagnini , Daniele Pannone , Amedeo Ranaldi

Human Activity Recognition (HAR) via Wi-Fi Channel State Information (CSI) presents a privacy-preserving, contactless sensing approach suitable for smart homes, healthcare monitoring, and mobile IoT systems. However, existing methods often…

Machine Learning · Computer Science 2025-10-31 Kexing Liu

This paper presents an end-to-end deep learning framework using passive WiFi sensing to classify and estimate human respiration activity. A passive radar test-bed is used with two channels where the first channel provides the reference WiFi…

Computer Vision and Pattern Recognition · Computer Science 2017-04-20 U. M. Khan , Z. Kabir , S. A. Hassan , S. H. Ahmed

Wi-Fi technology has strong potentials in indoor and outdoor sensing applications, it has several important features which makes it an appealing option compared to other sensing technologies. This paper presents a survey on different…

Human-Computer Interaction · Computer Science 2024-01-02 A. M. Khalili , Abdel-Hamid Soliman , Md Asaduzzaman , Alison Griffiths

As Wi-Fi becomes ubiquitous in public and private spaces, it becomes natural to leverage its intrinsic ability to sense the surrounding environment to implement groundbreaking wireless sensing applications such as human presence detection,…

Networking and Internet Architecture · Computer Science 2024-08-27 Francesca Meneghello , Cheng Chen , Carlos Cordeiro , Francesco Restuccia

In wireless Internet of things (IoT), the sensors usually have limited bandwidth and power resources. Therefore, in a distributed setup, each sensor should compress and quantize the sensed observations before transmitting them to a fusion…

Signal Processing · Electrical Eng. & Systems 2022-03-21 Mostafa Hussien , Kim Khoa Nguyen , Mohamed Cheriet

Diverse Wi-Fi-based wireless applications have been proposed, ranging from daily activity recognition to vital sign monitoring. Despite their remarkable sensing accuracy, the high energy consumption and the requirement for customized…

Networking and Internet Architecture · Computer Science 2024-09-04 Tao Ni , Zehua Sun , Mingda Han , Guohao Lan , Yaxiong Xie , Zhenjiang Li , Tao Gu , Weitao Xu

The past few years have witnessed the great potential of exploiting channel state information retrieved from commodity WiFi devices for respiration monitoring. However, existing approaches only work when the target is close to the WiFi…

Signal Processing · Electrical Eng. & Systems 2019-08-13 Youwei Zeng , Dan Wu , Jie Xiong , Enze Yi , Ruiyang Gao , Daqing Zhang

Wi-Fi sensing has been used to detect and track movements in an environment, resulting in the emergence of several innovative applications. Wi-Fi sensing can detect movement and locate objects by analyzing variations in the Wi-Fi signal due…

Networking and Internet Architecture · Computer Science 2024-06-04 Anirudha Sahoo , Tanguy Ropitault , Steve Blandino , Nada Golmie

Recent research has shown that human motions and positions can be recognized through WiFi signals. The key intuition is that different motions and positions introduce different multi-path distortions in WiFi signals and generate different…

Signal Processing · Electrical Eng. & Systems 2018-10-30 Heju Li , Xukai Chen , Haohua Du , Xin He , Jianwei Qian , Peng-Jun Wan , Panlong Yang

Modern mobile devices are equipped with high-performance hardware resources such as graphics processing units (GPUs), making the end-side intelligent services more feasible. Even recently, specialized silicons as neural engines are being…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-02-04 Amir Erfan Eshratifar , Amirhossein Esmaili , Massoud Pedram

Randomized MAC addresses aim to prevent passive device tracking, yet Wi-Fi management frames still leak structured behavioral patterns. Prior work has relied primarily on syntactic probe-request features such as Information Elements (IEs),…

Cryptography and Security · Computer Science 2026-01-15 Abhishek K. Mishra , Mathieu Cunche

The recent advances in machine learning and deep neural networks have made them attractive candidates for wireless communications functions such as channel estimation, decoding, and downlink channel state information (CSI) compression.…

Networking and Internet Architecture · Computer Science 2023-11-15 Omar Erak , Hatem Abou-Zeid

While Wi-Fi sensing offers a compelling, privacy-preserving alternative to cameras, its practical utility has been fundamentally undermined by a lack of robustness across domains. Models trained in one setup fail to generalize to new…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Cheng Jiang , Yihe Yan , Yanxiang Wang , Chun Tung Chou , Wen Hu