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Related papers: Persistent-homology-based gait recognition

200 papers

Gait recognition holds the promise of robustly identifying subjects based on walking patterns instead of appearance information. While previous approaches have performed well for curated indoor data, they tend to underperform in…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Yuxiang Guo , Siyuan Huang , Ram Prabhakar , Chun Pong Lau , Rama Chellappa , Cheng Peng

Person identification is a problem that has received substantial attention, particularly in security domains. Gait recognition is one of the most convenient approaches enabling person identification at a distance without the need of…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Luke K. Topham , Wasiq Khan , Dhiya Al-Jumeily , Abir Hussain

Analysing human gait has found considerable interest in recent computer vision research. So far, however, contributions to this topic exclusively dealt with the tasks of person identification or activity recognition. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2010-04-28 Rohit Katiyar , Dr. Vinay Kumar Pathak

Gait, as one of unique biometric features, has the advantage of being recognized from a long distance away, can be widely used in public security. Considering 3D pose estimation is more challenging than 2D pose estimation in practice , we…

Computer Vision and Pattern Recognition · Computer Science 2020-12-10 Na Li , Xinbo Zhao , Chong Ma

To capture individual gait patterns, excluding identity-irrelevant cues in walking videos, such as clothing texture and color, remains a persistent challenge for vision-based gait recognition. Traditional silhouette- and pose-based methods,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Dongyang Jin , Chao Fan , Jingzhe Ma , Jingkai Zhou , Weihua Chen , Shiqi Yu

While gait recognition has seen many advances in recent years, the occlusion problem has largely been ignored. This problem is especially important for gait recognition from uncontrolled outdoor sequences at range - since any small…

Computer Vision and Pattern Recognition · Computer Science 2023-12-06 Ayush Gupta , Rama Chellappa

At present, the existing gait recognition systems are focusing on developing methods to extract robust gait feature from silhouette images and they indeed achieved great success. However, gait can be sensitive to appearance features such as…

Computer Vision and Pattern Recognition · Computer Science 2021-12-21 Zhihao Wang , Chaoying Tang

Persistent homology is a cornerstone of topological data analysis, offering a multiscale summary of topology with robustness to nuisance transformations, such as rotations and small deformations. Persistent homology has seen broad use…

Methodology · Statistics 2025-11-19 Zitian Wu , Arkaprava Roy , Leo L. Duan

Proximity detection in indoor environments based on WiFi signals has gained significant attention in recent years. Existing works rely on the dynamic signal reflections and their extracted features are dependent on motion strength. To…

Signal Processing · Electrical Eng. & Systems 2024-05-01 Yuqian Hu , Guozhen Zhu , Beibei Wang , K. J. Ray Liu

We characterize structures such as monotonicity, convexity, and modality in smooth regression curves using persistent homology. Persistent homology is a key tool in topological data analysis that detects higher-dimensional topological…

Algebraic Topology · Mathematics 2025-10-28 Satish Kumar , Subhra Sankar Dhar

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 a rapidly advancing vision technique for person identification from a distance. Prior studies predominantly employed relatively shallow networks to extract subtle gait features, achieving impressive successes in…

Computer Vision and Pattern Recognition · Computer Science 2024-01-11 Chao Fan , Saihui Hou , Yongzhen Huang , Shiqi Yu

Gait analysis leverages unique walking patterns for person identification and assessment across multiple domains. Among the methods used for gait analysis, skeleton-based approaches have shown promise due to their robust and interpretable…

Computer Vision and Pattern Recognition · Computer Science 2023-10-06 Adrian Cosma , Emilian Radoi

Gait recognition is a term commonly referred to as an identification problem within the Computer Science field. There are a variety of methods and models capable of identifying an individual based on their pattern of ambulatory locomotion.…

Machine Learning · Computer Science 2021-01-01 Ryan C. Saxe , Samantha Kappagoda , David K. A. Mordecai

Current gait recognition methodologies generally necessitate retraining when encountering new datasets. Nevertheless, retrained models frequently encounter difficulties in preserving knowledge from previous datasets, leading to a…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Jingjie Wang , Shunli Zhang , Xiang Wei , Senmao Tian

Gait recognition is a biometric technique that identifies individuals by their unique walking styles, which is suitable for unconstrained environments and has a wide range of applications. While current methods focus on exploiting body…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Lei Wang , Bo Liu , Fangfang Liang , Bincheng Wang

Persistence diagrams (PDs), often characterized as sets of death and birth of homology class, have been known for providing a topological representation of a graph structure, which is often useful in machine learning tasks. Prior works rely…

Machine Learning · Computer Science 2022-09-29 Chau Pham , Trung Dang , Peter Chin

In the field of gait recognition from motion capture data, designing human-interpretable gait features is a common practice of many fellow researchers. To refrain from ad-hoc schemes and to find maximally discriminative features we may need…

Computer Vision and Pattern Recognition · Computer Science 2022-12-09 Michal Balazia , Petr Sojka

Gait recognition is a significant biometric technique for person identification, particularly in scenarios where other physiological biometrics are impractical or ineffective. In this paper, we address the challenges associated with gait…

Computer Vision and Pattern Recognition · Computer Science 2024-12-06 Proma Hossain Progga , Md. Jobayer Rahman , Swapnil Biswas , Md. Shakil Ahmed , Arif Reza Anwary , Swakkhar Shatabda

Persistent homology analysis provides means to capture the connectivity structure of data sets in various dimensions. On the mathematical level, by defining a metric between the objects that persistence attaches to data sets, we can…

Machine Learning · Computer Science 2019-06-12 Henri Riihimäki , José Licón-Saláiz