Results 21 to 30 of about 69,800 (264)

Kinematic Analysis of an Omnidirectional Tracked Vehicle

open access: yesApplied Sciences
This article addresses the problem of controlling an omni-tracked vehicle equipped with parallel, fully overlapping omnidirectional tracks. A kinematic model is presented that enables the determination of the vehicle body’s displacement relative to the ...
Mateusz Fiedeń
doaj   +1 more source

Geotechnical Study of Raspadalica Cliff Rockfall, Croatia

open access: yesApplied Sciences, 2022
The Raspadalica Cliff is an almost vertical 100 m high limestone cliff with a railway line at its foot and is known for numerous rockfall occurrences in the past.
Dalibor Udovič   +2 more
doaj   +1 more source

Analysis of Kinematic Crosstalk in a Four-Legged Parallel Kinematic Machine

open access: yesMachines
Human-in-the-loop (HIL) immersive simulators integrate a human operator into the simulation loop, enabling real-time interaction with virtual environments. To expose users to controlled acceleration fields, they employ parallel kinematic machines (PKMs),
Giuseppe Mangano   +2 more
doaj   +1 more source

Tailor-Made Hand Exoskeletons at the University of Florence: From Kinematics to Mechatronic Design

open access: yesMachines, 2019
Recently, robotics has increasingly become a companion for the human being and assisting physically impaired people with robotic devices is showing encouraging signs regarding the application of this largely investigated technology to the clinical field.
Nicola Secciani   +7 more
doaj   +1 more source

Using the Flexor Reflex in a Chronic Stroke Patient for Gait Improvement: A Case Report

open access: yesFrontiers in Neurology, 2021
The flexor reflex or withdrawal reflex can be elicited by electrical stimulation of the sole of the foot, which serves as a reflex to protect the stimulated limb against tissue damage and consists of flexion movements in the hip, knee, and ankle joint ...
Christian Salzmann   +5 more
doaj   +1 more source

Relativistic analysis of stochastic kinematics [PDF]

open access: yesPhysical Review E, 2017
The relativistic analysis of stochastic kinematics is developed in order to determine the transformation of the effective diffusivity tensor in inertial frames. Poisson-Kac stochastic processes are initially considered. For one-dimensional spatial models, the effective diffusion coefficient $D$ measured in a frame $Σ$ moving with velocity $w$ with ...
openaire   +4 more sources

Natural Frequencies of Levodopa‐Induced Dyskinesia in Parkinson's Disease

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives Abnormal involuntary movements, known as dyskinesias, are common complications of levodopa treatment in patients with Parkinson's disease and can significantly impair quality of life. The underlying pathophysiology remains unclear, and current therapeutic options are limited.
Ioannis U. Isaias   +3 more
wiley   +1 more source

Design and Parameter Optimization of a Reciprocating In-Soil Cutting Device in a Green Leafy Vegetable Orderly Harvester

open access: yesApplied Sciences
Based on the single-crank linkage mechanism and the double-pendulum rod mechanism, herein, a reciprocating swing single-blade cutting device is appropriately designed for the needs of GLVs’ planting and cutting operations.
Yue Jin   +3 more
doaj   +1 more source

Does Long‐Term Lower Extremity Strength Training in Adults With Knee Osteoarthritis and Varus Alignment Reduce Knee Joint Loading During Gait?

open access: yesArthritis Care &Research, EarlyView.
Objective We examined whether 18 months of strength training in individuals with knee varus alignment and medial tibiofemoral osteoarthritis (OA) reduced knee joint loads during walking compared to an attention control group. Methods This study was a secondary analysis of a randomized clinical trial that compared the effects of strength training to a ...
Stephen P. Messier   +12 more
wiley   +1 more source

Sex-Related Differences in Hip Kinematics During General Movements in Early Infancy: A Biomechanical Cross-Sectional Study

open access: yesChildren
The General Movements Assessment provides early insight into motor development’s range of motion; however, its relationship with joint kinematics, such as hip abduction range of motion, remains underexplored.
Lucía Fernanda Flores-Santy   +3 more
doaj   +1 more source

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