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Related papers: Least Action Principle in Gait

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The goal of this paper is to identify individuals by analyzing their gait. Instead of using binary silhouettes as input data (as done in many previous works) we propose and evaluate the use of motion descriptors based on densely sampled…

Computer Vision and Pattern Recognition · Computer Science 2014-03-28 F. M. Castro , M. J. Marin-Jimenez , R. Medina-Carnicer

We introduce a variational method for approximating distribution functions of dynamics with a ``Liouville operator'' $\hL,$ in terms of a {\em nonequilibrium action functional} for two independent (left and right) trial states. The method…

chao-dyn · Physics 2009-10-28 Gregory L. Eyink

Objective: In this paper, we demonstrate the applicability of radar for gait classification with application to home security, medical diagnosis, rehabilitation and assisted living. Aiming at identifying changes in gait patterns based on…

Signal Processing · Electrical Eng. & Systems 2019-02-05 Ann-Kathrin Seifert , Moeness G. Amin , Abdelhak M. Zoubir

It is a challenging task to identify a person based on her/his gait patterns. State-of-the-art approaches rely on the analysis of temporal or spatial characteristics of gait, and gait recognition is usually performed on single modality data…

Computer Vision and Pattern Recognition · Computer Science 2021-01-08 Aite Zhao , Junyu Dong , Jianbo Li , Lin Qi , Huiyu Zhou

In biomechanical systems, observable performance is often used as a proxy for underlying system organization. However, this assumption implicitly presumes a correspondence between output metrics and internal system states that may not hold…

Machine Learning · Computer Science 2026-05-04 Jacques Raynal , Pierre Slangen , Jacques Margerit

Robotic adaptation to unanticipated operating conditions is crucial to achieving persistence and robustness in complex real world settings. For a wide range of cutting-edge robotic systems, such as micro- and nano-scale robots, soft robots,…

Robotics · Computer Science 2024-04-19 Siming Deng , Noah J. Cowan , Brian A. Bittner

This paper provides a new admissibility criterion for choosing physically relevant weak solutions of the equations of Lagrangian and continuum mechanics when non-uniqueness of solutions to the initial value problem occurs. The criterion is…

Analysis of PDEs · Mathematics 2025-03-11 Heiko Gimperlein , Michael Grinfeld , Robin J. Knops , Marshall Slemrod

Gait recognition is the characterization of unique biometric patterns associated with each individual which can be utilized to identify a person without direct contact. A public gait database with a relatively large number of subjects can…

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

Legged robots offer several advantages when navigating unstructured environments, but they often fall short of the efficiency achieved by wheeled robots. One promising strategy to improve their energy economy is to leverage their natural…

We study the problem of detecting a random walk on a graph from a sequence of noisy measurements at every node. There are two hypotheses: either every observation is just meaningless zero-mean Gaussian noise, or at each time step exactly…

Information Theory · Computer Science 2015-04-29 Ameya Agaskar , Yue M. Lu

Predicting human motion in unstructured and dynamic environments is difficult as humans naturally exhibit complex behaviors that can change drastically from one environment to the next. In order to alleviate this issue, we propose to encode…

Robotics · Computer Science 2019-07-01 Philipp Kratzer , Marc Toussaint , Jim Mainprice

Wearable sensor-based human gait analysis holds great promise in healthcare, rehabilitation, clinical diagnosis and monitoring, and sports activities. Specifically, ground reaction force (GRF) provides essential insights into the body's…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Eun Som Jeon , Jisoo Lee , Huisu Lim , Omik M. Save , Hyunglae Lee , Pavan Turaga

Several pathologies can alter the way people walk, i.e. their gait. Gait analysis can therefore be used to detect impairments and help diagnose illnesses and assess patient recovery. Using vision-based systems, diagnoses could be done at…

Computer Vision and Pattern Recognition · Computer Science 2021-10-07 Pedro Albuquerque , Joao Machado , Tanmay Tulsidas Verlekar , Luis Ducla Soares , Paulo Lobato Correia

This study focuses on the velocity patterns of various body parts during walking and proposes a method for evaluating gait symmetry. Traditional motion analysis studies have assessed gait symmetry based on differences in electromyographic…

Computer Vision and Pattern Recognition · Computer Science 2025-05-19 Go Fukino , Kanta Tachibana

While the Vision Transformer has been used in gait recognition, its application in multi-view gait recognition is still limited. Different views significantly affect the extraction and identification accuracy of the characteristics of gait…

Computer Vision and Pattern Recognition · Computer Science 2022-10-20 Yanchen Yang , Lijun Yun , Ruoyu Li , Feiyan Cheng

Isolated mechanical systems -- e.g., those floating in space, in free-fall, or on a frictionless surface -- are able to achieve net rotation by cyclically changing their shape, even if they have no net angular momentum. Similarly, swimmers…

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

The analysis of patterns of walking is an important area of research that has numerous applications in security, healthcare, sports and human-computer interaction. Lately, walking patterns have been regarded as a unique fingerprinting…

Computer Vision and Pattern Recognition · Computer Science 2024-01-25 Andy Catruna , Adrian Cosma , Emilian Radoi

The quest for the efficient adaptation of multilegged robotic systems to changing conditions is expected to render new insights into robotic control and locomotion. In this paper, we study the performance frontiers of the enumerative…

Robotics · Computer Science 2022-09-02 Victor Parque