Results 11 to 20 of about 505,776 (261)

Motion control of virtual humans [PDF]

open access: yesIEEE Computer Graphics and Applications, 1998
The article surveys virtual humans and techniques to control the face and body. It also covers higher level interfaces for direct speech input and issues of real-time control.
Marc Cavazza   +3 more
openaire   +2 more sources

Gait Pattern in People with Multiple Sclerosis: A Systematic Review

open access: yesDiagnostics, 2021
The aim of the present systematic review was to describe the gait pattern in people with multiple sclerosis (MS) by compiling the main findings obtained from studies using three-dimensional capture systems of human movement. The search was carried out in
María Coca-Tapia   +3 more
doaj   +1 more source

Terrain Feature Estimation Method for a Lower Limb Exoskeleton Using Kinematic Analysis and Center of Pressure

open access: yesSensors, 2019
While controlling a lower limb exoskeleton providing walking assistance to wearers, the walking terrain is an important factor that should be considered for meeting performance and safety requirements.
Myounghoon Shim   +5 more
doaj   +1 more source

Reliability of Kinovea® Software and Agreement with a Three-Dimensional Motion System for Gait Analysis in Healthy Subjects

open access: yesSensors, 2020
Gait analysis is necessary to diagnose movement disorders. In order to reduce the costs of three-dimensional motion capture systems, new low-cost methods of motion analysis have been developed.
Pilar Fernández-González   +5 more
doaj   +1 more source

Antagonistic co-contraction can minimize muscular effort in systems with uncertainty [PDF]

open access: yesPeerJ, 2022
Muscular co-contraction of antagonistic muscle pairs is often observed in human movement, but it is considered inefficient and it can currently not be predicted in simulations where muscular effort or metabolic energy are minimized. Here, we investigated
Anne D. Koelewijn   +1 more
doaj   +2 more sources

Theoretical and Experimental Studies of a Switched Inertance Hydraulic System in a Four-Port High-Speed Switching Valve Configuration

open access: yesEnergies, 2017
The switched inertance hydraulic system (SIHS) is a novel high-bandwidth and energy-efficient digital device which can adjust or control flow and pressure by a means that does not rely on throttling the flow and dissipation of power.
Min Pan   +2 more
doaj   +1 more source

Prediction of Communicative Disorders Linked to Autistic Spectrum Disorder Based on Early Psychomotor Analysis

open access: yesChildren, 2022
This systematic review evaluated psychomotor differences between children with and without siblings who have autism spectrum disorder (ASD), as well as the most reliable psychomotor skills that can help predict ASD and its associated language disorders ...
Darío Rincón-Rufo   +3 more
doaj   +1 more source

An Optimal Control Method for Maximizing the Efficiency of Direct Drive Ocean Wave Energy Extraction System

open access: yesThe Scientific World Journal, 2014
The goal of direct drive ocean wave energy extraction system is to convert ocean wave energy into electricity. The problem explored in this paper is the design and optimal control for the direct drive ocean wave energy extraction system.
Zhongxian Chen, Haitao Yu, Cheng Wen
doaj   +1 more source

An Active Seat Controller with Vehicle Suspension Feedforward and Feedback States: An Experimental Study

open access: yesApplied Sciences, 2018
Active seat suspensions can be used to reduce the harmful vertical vibration of a vehicle’s seat by applying an external force using a closed loop controller. Many of the controllers found in the literature are difficult to implement practically, because
Abdulaziz Alfadhli   +2 more
doaj   +1 more source

SELF-ADAPTIVE AIR-PATH HEALTH MANAGEMENT FOR A HEAVY DUTY-DIESEL ENGINE

open access: yesInternational Journal of Prognostics and Health Management, 2023
This paper presents the air-path health management strategy with the ability to estimate the mass-flows and mitigate (adapt to) the air-path faults in the exhaust system of a heavy-duty diesel combustion engine equipped with a twin-scroll turbine.
Tomáš Polóni   +3 more
doaj   +1 more source

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