English
Related papers

Related papers: Deep CSI Learning for Gait Biometric Sensing and R…

200 papers

Indoor human activity recognition (HAR) explores the correlation between human body movements and the reflected WiFi signals to classify different activities. By analyzing WiFi signal patterns, especially the dynamics of channel state…

Signal Processing · Electrical Eng. & Systems 2020-04-24 Parisa Fard Moshiri , Hojjat Navidan , Reza Shahbazian , Seyed Ali Ghorashi , David Windridge

Recent years have witnessed an increasing global population affected by neurodegenerative diseases (NDs), which traditionally require extensive healthcare resources and human effort for medical diagnosis and monitoring. As a crucial…

Machine Learning · Computer Science 2025-02-07 Haocong Rao , Minlin Zeng , Xuejiao Zhao , Chunyan Miao

Gait recognition, a fundamental biometric technology, leverages unique walking patterns for individual identification, typically using 2D representations such as silhouettes or skeletons. However, these methods often struggle with viewpoint…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Zhao-Yang Wang , Jieneng Chen , Jiang Liu , Yuxiang Guo , Rama Chellappa

Gait recognition from video streams is a challenging problem in computer vision biometrics due to the subtle differences between gaits and numerous confounding factors. Recent advancements in self-supervised pretraining have led to the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-11 Adrian Cosma , Andy Cǎtrunǎ , Emilian Rǎdoi

The goal of gait recognition is to extract identity-invariant features of an individual under various gait conditions, e.g., cross-view and cross-clothing. Most gait models strive to implicitly learn the common traits across different gait…

Computer Vision and Pattern Recognition · Computer Science 2026-01-12 Zengbin Wang , Junjie Li , Saihui Hou , Xu Liu , Chunshui Cao , Yongzhen Huang , Muyi Sun , Siye Wang , Man Zhang

In this study, we leveraged Channel State Information (CSI), commonly utilized in WLAN communication, as training data to develop and evaluate five distinct machine learning models for recognizing human postures: standing, sitting, and…

Signal Processing · Electrical Eng. & Systems 2024-09-13 Tomoya Tanaka , Ayumu Yabuki , Mizuki Funakoshi , Ryo Yonemoto

Gait recognition is an important biometric technique for video surveillance tasks, due to the advantage of using it at distance. In this paper, we present a persistent homology-based method to extract topological features (the so-called…

Computer Vision and Pattern Recognition · Computer Science 2017-07-24 J. Lamar-Leon , Raul Alonso-Baryolo , Edel Garcia-Reyes , R. Gonzalez-Diaz

Scoliosis is a spinal curvature disorder that is difficult to detect early and can compress the chest cavity, impacting respiratory function and cardiac health. Especially for adolescents, delayed detection and treatment result in worsening…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Haiqing Li , Yuzhi Guo , Feng Jiang , Qifeng Zhou , Hehuan Ma , Junzhou Huang

There are several confounding factors that can reduce the accuracy of gait recognition systems. These factors can reduce the distinctiveness, or alter the features used to characterise gait, they include variations in clothing, lighting,…

Computer Vision and Pattern Recognition · Computer Science 2016-10-25 Christoforos C. Charalambous , Anil A. Bharath

Mixed Reality (MR) systems capture continuous video streams that expose bystanders' and collaborators' gait patterns -- a biometric revealing sensitive attributes including age, gender, and health conditions. We show that video-based gait…

Human-Computer Interaction · Computer Science 2025-12-11 Diana Romero , Athina Markopoulou , Salma Elmalaki

Gait recognition aims to identify individuals based on their body shape and walking patterns. Though much progress has been achieved driven by deep learning, gait recognition in real-world surveillance scenarios remains quite challenging to…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Shaoxiong Zhang , Jinkai Zheng , Shangdong Zhu , Chenggang Yan

Gait recognition, as a promising biometric technology, identifies individuals through their unique walking patterns and offers distinctive advantages including non-invasiveness, long-range applicability, and resistance to deliberate…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Xiaoyun Wang , Cunrong Li , Wu Wang

Gait recognition is an important biometric for human identification at a distance, particularly under low-resolution or unconstrained environments. Current works typically focus on either 2D representations (e.g., silhouettes and skeletons)…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Zhao-Yang Wang , Zhimin Shao , Anirudh Nanduri , Basudha Pal , Laura McDaniel , Jieneng Chen , Rama Chellappa

Gait recognition is widely used in diversified practical applications. Currently, the most prevalent approach is to recognize human gait from RGB images, owing to the progress of computer vision technologies. Nevertheless, the perception…

Computer Vision and Pattern Recognition · Computer Science 2022-11-02 Yanyan Huang , Yong Wang , Kun Shi , Chaojie Gu , Yu Fu , Cheng Zhuo , Zhiguo Shi

mmWave radar-based gait recognition is a novel user identification method that captures human gait biometrics from mmWave radar return signals. This technology offers privacy protection and is resilient to weather and lighting conditions.…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 Ekkasit Pinyoanuntapong , Ayman Ali , Kalvik Jakkala , Pu Wang , Minwoo Lee , Qucheng Peng , Chen Chen , Zhi Sun

Traditional global positioning systems often underperform indoors, whereas Wi-Fi has become an effective medium for various radio sensing services. Specifically, utilizing channel state information (CSI) from Wi-Fi networks provides a…

Signal Processing · Electrical Eng. & Systems 2024-12-04 Pei Tang , Jingtao Guo , Ivan Wang-Hei Ho

Human gait has been shown to provide crucial motion cues for various applications. Recognizing patterns in human gait has been widely adopted in various application areas such as security, virtual reality gaming, medical rehabilitation, and…

Human-Computer Interaction · Computer Science 2024-02-16 Chinmay Prakash Swami

Wi-Fi signals-based person identification attracts increasing attention in the booming Internet-of-Things era mainly due to its pervasiveness and passiveness. Most previous work applies gaits extracted from WiFi distortions caused by the…

Signal Processing · Electrical Eng. & Systems 2019-07-22 Fei Wang , Jinsong Han , Feng Lin , Kui Ren

Human gait recognition is crucial in multimedia, enabling identification through walking patterns without direct interaction, enhancing the integration across various media forms in real-world applications like smart homes, healthcare and…

Computer Vision and Pattern Recognition · Computer Science 2024-10-02 Xiao Han , Yiming Ren , Peishan Cong , Yujing Sun , Jingya Wang , Lan Xu , Yuexin Ma

Gait recognition is a promising biometric technology for identification due to its non-invasiveness and long-distance. However, external variations such as clothing changes and viewpoint differences pose significant challenges to gait…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Yan Sun , Xueling Feng , Liyan Ma , Long Hu , Mark Nixon