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Surveillance footage represents a valuable resource and opportunities for conducting gait analysis. However, the typical low quality and high noise levels in such footage can severely impact the accuracy of pose estimation algorithms, which…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Andrei Niculae , Andy Catruna , Adrian Cosma , Daniel Rosner , Emilian Radoi

Machine learning methods are increasingly applied to ergonomic risk assessment in manual material handling, particularly for estimating carried load from gait motion data collected from wearable sensors. However, existing approaches often…

Machine Learning · Computer Science 2025-07-09 Jingyi Gao , Sol Lim , Seokhyun Chung

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

Human identification is one of the most common and critical tasks for condition monitoring, human-machine interaction, and providing assistive services in smart environments. Recently, human gait has gained new attention as a biometric for…

Computer Vision and Pattern Recognition · Computer Science 2021-10-19 Muhammad Zeeshan Arshad , Dawoon Jung , Mina Park , Kyung-Ryoul Mun , Jinwook Kim

Gait, the walking pattern of individuals, is one of the most important biometrics modalities. Most of the existing gait recognition methods take silhouettes or articulated body models as the gait features. These methods suffer from degraded…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Ziyuan Zhang , Luan Tran , Xi Yin , Yousef Atoum , Xiaoming Liu , Jian Wan , Nanxin Wang

Gait is a popular biometric pattern used for identifying people based on their way of walking. Traditionally, gait recognition approaches based on deep learning are trained using the whole training dataset. In fact, if new data (classes,…

Computer Vision and Pattern Recognition · Computer Science 2020-09-01 Zihao Mu , Francisco M. Castro , Manuel J. Marin-Jimenez , Nicolas Guil , Yan-ran Li , Shiqi Yu

With the prevalence of accessible depth sensors, dynamic human body skeletons have attracted much attention as a robust modality for action recognition. Previous methods model skeletons based on RNN or CNN, which has limited expressive…

Computer Vision and Pattern Recognition · Computer Science 2019-04-16 Xiang Gao , Wei Hu , Jiaxiang Tang , Jiaying Liu , Zongming Guo

The value of unknown parameters of multibody systems is crucial for prediction, monitoring, and control, sometimes estimated using a biased physics-based model leading to incorrect outcomes. Discovering motion equations of multibody systems…

Computational Engineering, Finance, and Science · Computer Science 2022-10-24 Ehsan Askari , Guillaume Crevecoeur

We present a method for estimating pose information from a single depth image given an arbitrary kinematic structure without prior training. For an arbitrary skeleton and depth image, an evolutionary algorithm is used to find the optimal…

Computer Vision and Pattern Recognition · Computer Science 2011-06-28 Daniel L. Ly , Ashutosh Saxena , Hod Lipson

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

Skeleton-based human action recognition is a powerful approach for understanding human behaviour from pose data, but collecting large-scale, diverse, and well-annotated 3D skeleton datasets is both expensive and labor-intensive. To address…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Xu Dong , Wanqing Li , Anthony Adeyemi-Ejeye , Andrew Gilbert

Gait analysis (GA) has been widely used in physical activity monitoring and clinical contexts, and the estimation of the spatial-temporal gait parameters is of primary importance for GA. With the quick development of smart tiny sensors, GA…

Signal Processing · Electrical Eng. & Systems 2018-10-24 Cheng Wang , Xiangdong Wang , Zhou Long , Tian Tian , Mingming Gao , Xiaoping Yun , Yueliang Qian , Jintao Li

Given fruitful works in the image monitoring, there is a lack of data-driven tools guiding the practitioners to select proper monitoring procedures. The potential model mismatch caused by the arbitrary selection could deviate the empirical…

Methodology · Statistics 2023-10-03 Tingnan Gong

To improve the control of wearable robotics for gait assistance, we present an approach for continuous locomotion mode recognition as well as gait phase and stair slope estimation based on artificial neural networks that include time…

Robotics · Computer Science 2022-08-02 Florian Weigand , Andreas Höhl , Julian Zeiss , Ulrich Konigorski , Martin Grimmer

This research aims to quantify human walking patterns through depth cameras to (1) detect walking pattern changes of a person with and without a motion-restricting device or a walking aid, and to (2) identify distinct walking patterns from…

Human-Computer Interaction · Computer Science 2019-03-22 Behnam Malmir

Pedestrian Attribute Recognition (PAR) has aroused extensive attention due to its important role in video surveillance scenarios. In most cases, the existence of a particular attribute is strongly related to a partial region. Recent works…

Computer Vision and Pattern Recognition · Computer Science 2020-11-16 Jiajun Zhang , Pengyuan Ren , Jianmin Li

Gait event detection of the initial contact and toe off is essential for running gait analysis, allowing the derivation of parameters such as stance time. Heuristic-based methods exist to estimate these key gait events from tibial…

Machine Learning · Computer Science 2020-12-15 Pieter Robberechts , Rud Derie , Pieter Van den Berghe , Joeri Gerlo , Dirk De Clercq , Veerle Segers , Jesse Davis

Recent work on simultaneous trajectory estimation and mapping (STEAM) for mobile robots has found success by representing the trajectory as a Gaussian process. Gaussian processes can represent a continuous-time trajectory, elegantly handle…

Robotics · Computer Science 2015-04-13 Xinyan Yan , Vadim Indelman , Byron Boots

This paper proposes an approach that estimates human walking gait quality index using an adversarial auto-encoder (AAE), i.e. a combination of auto-encoder and generative adversarial network (GAN). Since most GAN-based models have been…

Computer Vision and Pattern Recognition · Computer Science 2019-08-20 Trong-Nguyen Nguyen , Jean Meunier

Recently, with the availability of cost-effective depth cameras coupled with real-time skeleton estimation, the interest in skeleton-based human action recognition is renewed. Most of the existing skeletal representation approaches use…

Computer Vision and Pattern Recognition · Computer Science 2020-03-13 Zhize Wu , Thomas Weise , Le Zou , Fei Sun , Ming Tan
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