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Motor control is a set of time-varying muscle excitations which generate desired motions for a biomechanical system. Muscle excitations cannot be directly measured from live subjects. An alternative approach is to estimate muscle…

Machine Learning · Computer Science 2019-10-29 Amir H. Abdi , Pramit Saha , Praneeth Srungarapu , Sidney Fels

We have a limited understanding of how we integrate haptic information in real-time from our upper limbs to perform complex bimanual tasks, an ability that humans routinely employ to perform tasks of varying levels of difficulty. In order…

Robotics · Computer Science 2021-07-26 Mohit Singhala , Amy Chi , Maria Coleman , Jeremy D. Brown

Musculoskeletal models are pivotal in the domains of rehabilitation and resistance training to analyze muscle conditions. However, individual variability in musculoskeletal parameters and the immeasurability of some internal biomechanical…

Medical Physics · Physics 2025-02-21 Xi Wu , Chenzui Li , Kehan Zou , Ning Xi , Fei Chen

Learning a locomotion controller for a musculoskeletal system is challenging due to over-actuation and high-dimensional action space. While many reinforcement learning methods attempt to address this issue, they often struggle to learn…

Robotics · Computer Science 2024-07-17 Henri-Jacques Geiß , Firas Al-Hafez , Andre Seyfarth , Jan Peters , Davide Tateo

The human brain prioritises relevant sensory information to perform different tasks. Enhancement of task-relevant information requires flexible allocation of attentional resources, but it is still a mystery how this is operationalised in…

Neurons and Cognition · Quantitative Biology 2021-02-22 Tijl Grootswagers , Amanda K. Robinson , Sophia M. Shatek , Thomas A. Carlson

Recent studies in mammalian hearts show that left ventricular wall thickening is an important mechanism for systolic ejection and that during contraction the cardiac muscle develops significant stresses in the muscular cross-fiber…

Analysis of PDEs · Mathematics 2008-12-04 Christian Bourdarias , Stéphane Gerbi , Jacques Ohayon

Human and humanoid posture control models usually rely on single or multiple degrees of freedom inverted pendulum representation of upright stance associated with a feedback controller. In models typically focused on the action between…

Neurons and Cognition · Quantitative Biology 2023-11-17 Vittorio Lippi , Christoph Maurer , Stefan Kammermeier

How do humans move? Advances in reinforcement learning (RL) have produced impressive results in capturing human motion using physics-based humanoid control. However, torque-controlled humanoids fail to model key aspects of human motor…

Robotics · Computer Science 2026-03-26 Merkourios Simos , Alberto Silvio Chiappa , Alexander Mathis

We present the design and implementation of a taskable reactive mobile manipulation system. In contrary to related work, we treat the arm and base degrees of freedom as a holistic structure which greatly improves the speed and fluidity of…

Robotics · Computer Science 2022-02-10 Jesse Haviland , Niko Sünderhauf , Peter Corke

This article explores human-like movement from a fresh perspective on motion planning. We analyze the coordinated and compliant movement mechanisms of the human body from the perspective of biomechanics. Based on these mechanisms, we…

Robotics · Computer Science 2024-10-22 Lei Shi , Qichao Liu , Cheng Zhou , Wentao Gao , Haotian Wu , Yu Zheng , Xiong Li

Responding mechanically to environmental requests, muscles show a surprisingly large variety of functions. The studies of in vivo cycling muscles qualified skeletal muscles into four principal locomotor patterns: motor, brake, strut, and…

Biological Physics · Physics 2009-09-09 Valery B. Kokshenev

Recent advances in upper limb prostheses have led to significant improvements in the number of movements provided by the robotic limb. However, the method for controlling multiple degrees of freedom via user-generated signals remains…

While the original goal for developing robots is replacing humans in dangerous and tedious tasks, the final target shall be completely mimicking the human cognitive and motor behaviour. Hence, building detailed computational models for the…

Robotics · Computer Science 2021-02-04 Omar Zahra , David Navarro-Alarcon , Silvia Tolu

The complex ways in which humans utilize their bodies in sports and martial arts are remarkable, and human motion analysis is one of the most effective tools for robot body design and control. On the other hand, motion analysis is not easy,…

Muscles sense internally generated and externally applied forces, responding to these in a coordinated hierarchical manner at different time scales. The center of the basic unit of the muscle, the sarcomeric M-band, is perfectly placed to…

Tissues and Organs · Quantitative Biology 2021-09-22 Neil Ibata , Eugene M. Terentjev

In recent years, there have been many computational simulations of spontaneous neural dynamics. Here, we explore a model of spontaneous neural dynamics and allow it to control a virtual agent moving in a simple environment. This setup…

Neurons and Cognition · Quantitative Biology 2016-08-19 Peter J. Hellyer , Claudia Clopath , Angie A. Kehagia , Federico E. Turkheimer , Robert Leech

Human motion is created by, and constrained by, our muscles. We take a first step at building computer vision methods that represent the internal muscle activity that causes motion. We present a new dataset, Muscles in Action (MIA), to…

Computer Vision and Pattern Recognition · Computer Science 2023-03-22 Mia Chiquier , Carl Vondrick

The Dynamic Template is applied to muscle cells, and is shown to provide a feedback mechanism that can co-ordinate the rearrangements of cytoskeletal proteins that accompany contraction

General Physics · Physics 2008-07-15 J. T. Lofthouse

Research on assistive technology, rehabilitation, and prosthesis requires the understanding of human machine interaction, in which human muscular properties play a pivotal role. This paper studies a nonlinear agonistic-antagonistic muscle…

Systems and Control · Computer Science 2017-12-05 Thang Nguyen , Holly Warner , Hung La , Hanieh Mohammadi , Dan Simon , Hanz Richter

Human-robot collaboration is on the rise. Robots need to increasingly improve the efficiency and smoothness with which they assist humans by properly anticipating a human's intention. To do so, prediction models need to increase their…

Robotics · Computer Science 2019-01-31 Shuangda Duan , Longxin Chen , Hongmin Wu , Yaxiang Wang , Xuan Zhao , Juan Rojas