Improved markerless gait kinematics measurement using a biomechanically-aware algorithm with subject-specific geometric modeling

• Published in: Measurement : journal of the International Measurement Confederation Vol. 234; p. 114857
• Main Authors: Hatamzadeh, Mehran, Busé, Laurent, Turcot, Katia, Zory, Raphael
• Format: Journal Article
• Language: English
• Published: Elsevier Ltd 01.07.2024; Elsevier
• Subjects: Biomechanics; Computational Geometry; Computer Science; Computer Vision and Pattern Recognition; Geometric lower limb model; Improved kinematics; Markerless gait analysis; Mechanics; Physics; Refined pose estimation; RGB-D camera; Stance phase constraints; Markerless gait analysis; Refined pose estimation; Improved kinematics; Geometric lower limb model; Stance phase constraints; RGB-D camera

•An algorithm to improve kinematics accuracy in markerless gait analysis is presented.•This algorithm refines AI-driven skeletons in a subject-specific geometric manner.•It preserves skeleton links’ length during walking, using intra-frame modelization.•It benefits from gait phases information in be...