AIMC Topic: Torque

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Combined Feedback Feedforward Control of a 3-Link Musculoskeletal System Based on the Iterative Training Method.

BioMed research international Nov 8, 2021
The investigation and study of the limbs, especially the human arm, have inspired a wide range of humanoid robots, such as movement and muscle redundancy, as a human motor system. One of the main issues related to musculoskeletal systems is the joint...
Artifacts Feedback Humans Shoulder Models, Theoretical Machine Learning Movement Algorithms Muscle, Skeletal Torque Robotics Arm Elbow Models, Anatomic
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Vertical Deviation Caused by Tightening Torque on Implant Scan Body: An In Vitro Study.

The International journal of prosthodontics Oct 5, 2021
PURPOSE: This study evaluated the effects of manipulator level (ML) on implant scan body (ISB) seating. It also investigated ISB vertical deviation with various levels of tightening torque.
Dental Implants Torque
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How adaptation, training, and customization contribute to benefits from exoskeleton assistance.

Science robotics Sep 29, 2021
Exoskeletons can enhance human mobility, but we still know little about why they are effective. For example, we do not know the relative importance of training, how much is required, or what type is most effective; how people adapt with the device; o...
Biomechanical Phenomena Male Muscle, Skeletal Young Adult Adult Walking Gait Torque Robotics Equipment Design Electromyography Humans Female Exoskeleton Device Adaptation, Physiological Ankle Joint Ankle
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A Snake-Inspired Layer-Driven Continuum Robot.

Soft robotics Sep 21, 2021
Continuum robots with redundant degrees of freedom and postactuated devices are suitable for application in aerospace, nuclear facilities, and other narrow and multiobstacle special environments. The development of a snake-inspired continuum robot is...
Robotics Torque Biomechanical Phenomena
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A cerebellar-based solution to the nondeterministic time delay problem in robotic control.

Science robotics Sep 8, 2021
The presence of computation and transmission-variable time delays within a robotic control loop is a major cause of instability, hindering safe human-robot interaction (HRI) under these circumstances. Classical control theory has been adapted to coun...
Neural Networks, Computer Learning User-Computer Interface Models, Neurological Movement Man-Machine Systems Adaptation, Physiological Nonlinear Dynamics Spain Motor Skills Internet Robotics Cerebellum Equipment Design Torque
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Human inspired fall arrest strategy for humanoid robots based on stiffness ellipsoid optimisation.

Bioinspiration & biomimetics Aug 23, 2021
Falls are a common risk and impose severe threats to both humans and humanoid robots as a product of bipedal locomotion. Inspired by human fall arrest, we present a novel humanoid robot fall prevention strategy by using arms to make contact with envi...
Torque Locomotion Upper Extremity Humans Accidental Falls Robotics
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MuscleNET: mapping electromyography to kinematic and dynamic biomechanical variables by machine learning.

Journal of neural engineering Aug 19, 2021
This paper proposes machine learning models for mapping surface electromyography (sEMG) signals to regression of joint angle, joint velocity, joint acceleration, joint torque, and activation torque.The regression models, collectively known as MuscleN...
Electromyography Torque Humans Neural Networks, Computer Machine Learning Biomechanical Phenomena Muscle, Skeletal
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A Novel Pressure-Controlled Revolute Joint with Variable Stiffness.

Soft robotics Jul 28, 2021
The compliance and deformability of soft robotics allow human-machine interactions in a safe manner without the need of sophisticated control systems inherent in rigid-body robotic devices. However, these advantages introduce controllability and pred...
Equipment Design Torque Mechanical Phenomena Humans Silicone Elastomers Robotics
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Spin-Orbit Torque-Induced Domain Nucleation for Neuromorphic Computing.

Advanced materials (Deerfield Beach, Fla.) Jul 24, 2021
Neuromorphic computing has become an increasingly popular approach for artificial intelligence because it can perform cognitive tasks more efficiently than conventional computers. However, it remains challenging to develop dedicated hardware for arti...
Computer Systems Algorithms Copper Neurons Neural Networks, Computer Platinum Computer Simulation Cobalt Deep Learning Torque
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Robust control of a cable-driven rehabilitation robot for lower and upper limbs.

ISA transactions Jul 12, 2021
In this research, a redundant cable-driven robust rehabilitation robot has been proposed for helping and automating the proper function of the patient's lower and upper limbs in the presence of uncertainties, disturbances, noise, and time delay using...
Upper Extremity Biomechanical Phenomena Humans Robotics Algorithms Torque
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