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Related papers: Unsupervised Gait Recognition with Selective Fusio…

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Effective feature selection is essential for high-dimensional data analysis and machine learning. Unsupervised feature selection (UFS) aims to simultaneously cluster data and identify the most discriminative features. Most existing UFS…

Machine Learning · Statistics 2026-03-23 Feng Yu , MD Saifur Rahman Mazumder , Ying Su , Oscar Contreras Velasco

Gait recognition is a biometric technology that recognizes the identity of humans through their walking patterns. Existing appearance-based methods utilize CNN or Transformer to extract spatial and temporal features from silhouettes, while…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Fanxu Min , Shaoxiang Guo , Fan Hao , Junyu Dong

Gait depicts individuals' unique and distinguishing walking patterns and has become one of the most promising biometric features for human identification. As a fine-grained recognition task, gait recognition is easily affected by many…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Chao Fan , Saihui Hou , Jilong Wang , Yongzhen Huang , Shiqi Yu

Unsupervised feature selection (UFS) has recently gained attention for its effectiveness in processing unlabeled high-dimensional data. However, existing methods overlook the intrinsic causal mechanisms within the data, resulting in the…

Machine Learning · Computer Science 2025-01-28 Zongxin Shen , Yanyong Huang , Dongjie Wang , Minbo Ma , Fengmao Lv , Tianrui Li

Gait Recognition is a computer vision task aiming to identify people by their walking patterns. Although existing methods often show high performance on specific datasets, they lack the ability to generalize to unseen scenarios.…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Gavriel Habib , Noa Barzilay , Or Shimshi , Rami Ben-Ari , Nir Darshan

Gait recognition is a computer vision task that identifies individuals based on their walking patterns. Gait recognition performance is commonly evaluated by ranking a gallery of candidates and measuring the accuracy at the top Rank-$K$.…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Gavriel Habib , Noa Barzilay , Or Shimshi , Rami Ben-Ari , Nir Darshan

Gait recognition aims to identify individual-specific walking patterns by observing the different periodic movements of each body part. However, most existing methods treat each part equally and fail to account for the data redundancy…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Lei Wang , Bo Liu , Bincheng Wang , Fuqiang Yu

Face recognition sees remarkable progress in recent years, and its performance has reached a very high level. Taking it to a next level requires substantially larger data, which would involve prohibitive annotation cost. Hence, exploiting…

Computer Vision and Pattern Recognition · Computer Science 2019-05-07 Lei Yang , Xiaohang Zhan , Dapeng Chen , Junjie Yan , Chen Change Loy , Dahua Lin

Deep learning techniques have recently been utilized for model-free age-associated gait feature extraction. However, acquiring model-free gait demands accurate pre-processing such as background subtraction, which is non-trivial in…

Machine Learning · Computer Science 2024-09-23 Timilehin B. Aderinola , Tee Connie , Thian Song Ong , Andrew Beng Jin Teoh , Michael Kah Ong Goh

Person re-identification (Re-ID) via gait features within 3D skeleton sequences is a newly-emerging topic with several advantages. Existing solutions either rely on hand-crafted descriptors or supervised gait representation learning. This…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Haocong Rao , Siqi Wang , Xiping Hu , Mingkui Tan , Yi Guo , Jun Cheng , Xinwang Liu , Bin Hu

Person re-identification (re-ID) via 3D skeletons is an important emerging topic with many merits. Existing solutions rarely explore valuable body-component relations in skeletal structure or motion, and they typically lack the ability to…

Computer Vision and Pattern Recognition · Computer Science 2022-08-26 Haocong Rao , Chunyan Miao

Gait is a behavioral biometric modality that can be used to recognize individuals by the way they walk from a far distance. Most existing gait recognition approaches rely on either silhouettes or skeletons, while their joint use is…

Computer Vision and Pattern Recognition · Computer Science 2024-04-17 Huantao Ren , Jiajing Chen , Senem Velipasalar

Robust gait recognition requires highly discriminative representations, which are closely tied to input modalities. While binary silhouettes and skeletons have dominated recent literature, these 2D representations fall short of capturing…

Computer Vision and Pattern Recognition · Computer Science 2025-08-06 Xinzhu Li , Juepeng Zheng , Yikun Chen , Xudong Mao , Guanghui Yue , Wei Zhou , Chenlei Lv , Ruomei Wang , Fan Zhou , Baoquan Zhao

We propose a novel system for unsupervised skeleton-based action recognition. Given inputs of body keypoints sequences obtained during various movements, our system associates the sequences with actions. Our system is based on an…

Computer Vision and Pattern Recognition · Computer Science 2019-12-02 Kun Su , Xiulong Liu , Eli Shlizerman

Gait recognition offers a non-intrusive biometric solution by identifying individuals through their walking patterns. Although discriminative models have achieved notable success in this domain, the full potential of generative models…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Haijun Xiong , Bin Feng , Bang Wang , Xinggang Wang , Wenyu Liu

Gait recognition is an important recognition technology, because gait is not easy to camouflage and does not need cooperation to recognize subjects. However, many existing methods are inadequate in preserving both temporal information and…

Computer Vision and Pattern Recognition · Computer Science 2022-08-15 Yifan Chen , Yang Zhao , Xuelong Li

People identification in video based on the way they walk (i.e. gait) is a relevant task in computer vision using a non-invasive approach. Standard and current approaches typically derive gait signatures from sequences of binary energy maps…

Computer Vision and Pattern Recognition · Computer Science 2020-02-21 Francisco Manuel Castro , Manuel Jesús Marín-Jiménez , Nicolás Guil , Nicolás Pérez de la Blanca

Gait recognition refers to the identification of individuals based on features acquired from their body movement during walking. Despite the recent advances in gait recognition with deep learning, variations in data acquisition and…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Alireza Sepas-Moghaddam , Ali Etemad

Pre-training general-purpose visual features with convolutional neural networks without relying on annotations is a challenging and important task. Most recent efforts in unsupervised feature learning have focused on either small or highly…

Computer Vision and Pattern Recognition · Computer Science 2019-08-14 Mathilde Caron , Piotr Bojanowski , Julien Mairal , Armand Joulin

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