Compressive-sensing model reconstruction of nonlinear systems with multiple attractors

X Sun, J Qian, J Xu - International Journal of Mechanical Sciences, 2024 - Elsevier
In this study, facing the challenges on model reconstruction for multi-attractor nonlinear
systems, the data generation and sparse regression processes in sparse identification …

A forward-inverse dynamics modeling framework for human musculoskeletal multibody system

X Wang, J Guo, Q Tian - Acta Mechanica Sinica, 2022 - Springer
Multibody musculoskeletal modeling of human gait has been proved helpful in investigating
the pathology of musculoskeletal disorders. However, conventional inverse dynamics …

[HTML][HTML] Advances in flexible multibody dynamics of human musculoskeletal systems

GUO Jianqiao, W Yanbing, T Qiang, REN Gexue… - 力学进展, 2022 - lxjz.cstam.org.cn
The human system consists of bones, skeletal muscles, and joints, so the system model in
mechanics is a typical flexible multi-body system. The study on musculoskeletal multi-body …

Prismatic Quasi-Direct-Drives for dynamic quadruped locomotion with high payload capacity

J Luo, S Ye, J Su, B Jin - International Journal of Mechanical Sciences, 2022 - Elsevier
Recent advancement in quadrupedal robustness and agility has shown the exciting
progress towards the early adoption, yet there remains a challenge to enhance the payload …

Bilateral constrained control for prosthesis walking on stochastically uneven terrain

X Ma, J Xu, X Zhang - International Journal of Mechanical Sciences, 2023 - Elsevier
The stochastic characteristic of uneven terrain is the leading cause of stochastic ground
reaction forces, hindering gait coordination between the lower-limb prosthesis and healthy …

Robotic Leg Prosthesis: A Survey from Dynamic Model to Adaptive Control for Gait Coordination

X Ma, X Zhang, J Xu - IEEE Transactions on Neural Systems …, 2024 - ieeexplore.ieee.org
Gait coordination (GC), meaning that one leg moves in the same pattern but with a specific
phase lag to the other, is a spontaneous behavior in the walking of a healthy person. It is …

[HTML][HTML] 人体肌骨的多柔体系统动力学研究进展

郭建峤, 王言冰, 田强, 任革学, 胡海岩 - 力学进展, 2022 - lxjz.cstam.org.cn
人体肌肉骨骼系统简称肌骨系统, 包括骨骼, 骨骼肌与关节连接, 其力学模型是典型的多柔体系统
. 从多体动力学角度研究肌骨系统, 主要关注其在运动过程中的肌肉内力, 关节力矩及产生的动力 …

Approach to gait coordination: adaptive fuzzy finite-time control of a stochastic prosthesis-human symbiosis with intentional delay

X Ma, X Zhang, H Fang, J Xu - IEEE Transactions on Fuzzy …, 2023 - ieeexplore.ieee.org
The generation of intentional delay in response to the stride frequency is seldom considered
in prosthesis-human symbiosis (PHS). Unfortunately, such intentionally delayed human …

Gated Region-Refine pose transformer for human pose estimation

T Wang, X Zhang - Neurocomputing, 2023 - Elsevier
Implementing the transformer for global fusion is a novel and efficient method for pose
estimation. Although the computational complexity of modeling dense attention can be …

Dynamic model refining and identification for accurate gait control of a powered knee–ankle prosthesis

W Zhang, Y Lv, X Zhang, J Xu - Nonlinear Dynamics, 2024 - Springer
The knowledge of an accurate dynamic model is of fundamental importance for
implementing model-based control. However, the model parameters of existing prostheses …