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Related papers: WiFi-based Cross-Domain Gesture Recognition Using …

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Wi-Fi sensing has become an attractive option for non-invasive monitoring of human activities and vital signs. This paper explores the feasibility of using state-of-the-art commercial off-the-shelf (COTS) devices for Wi-Fi sensing…

Information Theory · Computer Science 2024-10-23 Jiuyu Liu , Yi Ma , Rahim Tafazolli

Nowadays, hand gesture recognition has become an alternative for human-machine interaction. It has covered a large area of applications like 3D game technology, sign language interpreting, VR (virtual reality) environment, and robotics. But…

Computer Vision and Pattern Recognition · Computer Science 2022-02-28 Abir Sen , Tapas Kumar Mishra , Ratnakar Dash

Gesture recognition application over 802.11 ad/y waveforms is developed. Simultaneous gestures of slider-control and two-finger gesture for switching are detected based on Golay sequences of channel estimation fields of the packets.

Signal Processing · Electrical Eng. & Systems 2020-02-26 Eran Hof , Amichai Sanderovich , Evyatar Hemo

Wireless signal-based gesture recognition has promoted the developments of VR game, smart home, etc. However, traditional approaches suffer from the influence of the domain gap. Low recognition accuracy occurs when the recognition model is…

Computer Vision and Pattern Recognition · Computer Science 2020-04-09 Jianwei Liu , Jinsong Han , Feng Lin , Kui Ren

The utilization of Wi-Fi based human activity recognition has gained considerable interest in recent times, primarily owing to its applications in various domains such as healthcare for monitoring breath and heart rate, security, elderly…

Signal Processing · Electrical Eng. & Systems 2024-01-12 Chih-Yang Lin , Chia-Yu Lin , Yu-Tso Liu , Timothy K. Shih

The recognition of human activities based on WiFi Channel State Information (CSI) enables contactless and visual privacy-preserving sensing in indoor environments. However, poor model generalization, due to varying environmental conditions…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Julian Strohmayer , Martin Kampel

A collection of approaches based on graph convolutional networks have proven success in skeleton-based action recognition by exploring neighborhood information and dense dependencies between intra-frame joints. However, these approaches…

Computer Vision and Pattern Recognition · Computer Science 2019-12-30 Jialin Gao , Tong He , Xi Zhou , Shiming Ge

Human behavior recognition has been considered as a core technology that can facilitate variety of applications. However, accurate detection and recognition of human behavior is still a big challenge that attracts a lot of research efforts.…

Human-Computer Interaction · Computer Science 2017-12-04 Zhu Wang , Bin Guo , Zhiwen Yu , Xingshe Zhou

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

The paper targets the problem of human motion detection using Wireless Local Area Network devices (WiFi) equipped with pattern reconfigurable antennas. Motion sensing is obtained by monitoring the body-induced alterations of the ambient…

Networking and Internet Architecture · Computer Science 2022-05-03 Marco Santoboni , Riccardo Bersan , Stefano Savazzi , Alberto Zecchin , Vittorio Rampa Daniele Piazza

Gesture recognition is a pivotal technology in the realm of intelligent education, and millimeter-wave (mmWave) signals possess advantages such as high resolution and strong penetration capability. This paper introduces a highly accurate…

Human-Computer Interaction · Computer Science 2023-09-19 Qun Fang , YiHui Yan , GuoQing Ma

Wi-Fi gesture recognition based on Channel State Information (CSI) is challenged by high-dimensional noise and resource constraints on edge devices. Prevailing end-to-end models tightly couple feature extraction with classification,…

Networking and Internet Architecture · Computer Science 2026-01-21 N. Zhang

Emotion is an essential part of Artificial Intelligence (AI) and human mental health. Current emotion recognition research mainly focuses on single modality (e.g., facial expression), while human emotion expressions are multi-modal in…

Human-Computer Interaction · Computer Science 2020-12-22 Yu Gu , Xiang Zhang , Zhi Liu , Fuji Ren

A lensless camera is an imaging system that uses a mask in place of a lens, making it thinner, lighter, and less expensive than a lensed camera. However, additional complex computation and time are required for image reconstruction. This…

Computer Vision and Pattern Recognition · Computer Science 2022-10-26 Yinger Zhang , Zhouyi Wu , Peiying Lin , Yang Pan , Yuting Wu , Liufang Zhang , Jiangtao Huangfu

A reliable comfort model is essential to improve occupant satisfaction and reduce building energy consumption. As two types of the most common and intuitive thermal adaptive behaviors, precise recognition of dressing and undressing can…

Human-Computer Interaction · Computer Science 2024-10-30 Zhaohe Lv , Guoliang Zhao , Zhanbo Xu , Jiang Wu , Yadong Zhou , Kun Liu

In this study, we present a wireless (non-contact) gesture recognition method using only incoherent light wave signals reflected from a human subject. In comparison to existing radar, light shadow, sound and camera-based sensing systems,…

Signal Processing · Electrical Eng. & Systems 2023-06-14 Md Zobaer Islam , Li Yu , Hisham Abuella , John F. O'Hara , Christopher Crick , Sabit Ekin

The ever evolving informatics technology has gradually bounded human and computer in a compact way. Understanding user behavior becomes a key enabler in many fields such as sedentary-related healthcare, human-computer interaction (HCI) and…

Human-Computer Interaction · Computer Science 2020-05-25 Yu Gu , Xiang Zhang , Zhi Liu , Fuji Ren

Due to the advance of technologies, machines are increasingly present in people's daily lives. Thus, there has been more and more effort to develop interfaces, such as dynamic gestures, that provide an intuitive way of interaction.…

Computer Vision and Pattern Recognition · Computer Science 2020-06-19 Clebeson Canuto dos Santos , Jorge Leonid Aching Samatelo , Raquel Frizera Vassallo

Wi-Fi devices, akin to passive radars, can discern human activities within indoor settings due to the human body's interaction with electromagnetic signals. Current Wi-Fi sensing applications predominantly employ data-driven learning…

Signal Processing · Electrical Eng. & Systems 2024-07-09 Marco Cominelli , Francesco Gringoli , Lance M. Kaplan , Mani B. Srivastava , Trevor Bihl , Erik P. Blasch , Nandini Iyer , Federico Cerutti

Pose based hand gesture recognition has been widely studied in the recent years. Compared with full body action recognition, hand gesture involves joints that are more spatially closely distributed with stronger collaboration. This nature…

Computer Vision and Pattern Recognition · Computer Science 2021-01-25 Chuankun Li , Shuai Li , Yanbo Gao , Xiang Zhang , Wanqing Li