Results 1 to 10 of about 285,147 (300)

How to Decide the Number of Gait Cycles in Different Low-Pass Filters to Extract Motor Modules by Non-negative Matrix Factorization During Walking in Chronic Post-stroke Patients

open access: yesFrontiers in Human Neuroscience, 2022
The motor modules during human walking are identified using non-negative matrix factorization (NNMF) from surface electromyography (EMG) signals. The extraction of motor modules in healthy participants is affected by the change in pre-processing of EMG ...
Yuta Chujo   +6 more
doaj   +1 more source

Motor processing modulates word comprehension

open access: yesBritish Journal of Psychology, 2021
We evaluated whether movement modulates the semantic processing of words. To this end, we used homograph words with two meanings, one associated with hand movements (e.g., ‘abanico’, ‘fan’ in Spanish) or foot movements (‘bota’, ‘boot’ in Spanish), and the other not associated with movement (‘abanico’, ‘range’ in Spanish; ‘bota’, ‘wineskin’ in Spanish).
Giulia Togato   +3 more
openaire   +2 more sources

An Algorithm for Choosing the Optimal Number of Muscle Synergies during Walking

open access: yesSensors, 2021
In motor control studies, the 90% thresholding of variance accounted for (VAF) is the classical way of selecting the number of muscle synergies expressed during a motor task. However, the adoption of an arbitrary cut-off has evident drawbacks. The aim of
Riccardo Ballarini   +3 more
doaj   +1 more source

Alterations in motor modules and their contribution to limitations in force control in the upper extremity after stroke

open access: yesFrontiers in Human Neuroscience, 2022
The generation of isometric force at the hand can be mediated by activating a few motor modules. Stroke induces alterations in motor modules underlying steady-state isometric force generation in the human upper extremity (UE).
Gang Seo   +10 more
doaj   +1 more source

Greater Reliance on Cerebral Palsy-Specific Muscle Synergies During Gait Relates to Poorer Temporal-Spatial Performance Measures

open access: yesFrontiers in Physiology, 2021
Children with cerebral palsy typically exhibit reduced complexity of muscle coordination patterns during walking; however, the specific patterns that characterize their gait abnormalities are still not well documented.
Yushin Kim   +2 more
doaj   +1 more source

Endocannabinoid Modulation of Dopaminergic Motor Circuits [PDF]

open access: yesFrontiers in Pharmacology, 2012
There is substantial evidence supporting a role for the endocannabinoid system as a modulator of the dopaminergic activity in the basal ganglia, a forebrain system that integrates cortical information to coordinate motor activity regulating signals.
Teresa eMorera-Herreras   +6 more
openaire   +3 more sources

Module Hypercontent for Gross Motor Learning

open access: yesEDUCATIO: Journal of Education, 2023
This study aims to develop a hypercontent-based gross motor learning model. The subjects of this research were students of the Early Childhood Education Teacher Education Study Program at STKIP Kusuma Negara Jakarta.
Ahmad Syaikhu   +2 more
doaj   +1 more source

Standalone brushless motor module optimized for legged robots [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2022
The main focus of the article is an advanced actuator, designed and optimized for small dynamic legged robots. The presented actuator prototype is unique, as the market lacks similar solutions when dimensions and weight of the module are considered.
Piotr Wasilewski, Rafał Gradzki
doaj   +1 more source

Motor modulation of afferent somatosensory circuits [PDF]

open access: yesNature Neuroscience, 2008
A prominent feature of thalamocortical circuitry in sensory systems is the extensive and highly organized feedback projection from the cortex to the thalamic neurons that provide stimulus-specific input to the cortex. In lightly sedated rats, we found that focal enhancement of motor cortex activity facilitated sensory-evoked responses of ...
SooHyun, Lee   +2 more
openaire   +2 more sources

Monoaminergic Modulation of Motor Cortex Function [PDF]

open access: yesFrontiers in Neural Circuits, 2017
Elaboration of appropriate responses to behavioral situations rests on the ability of selecting appropriate motor outcomes in accordance to specific environmental inputs. To this end, the primary motor cortex (M1) is a key structure for the control of voluntary movements and motor skills learning.
Clément Vitrac   +3 more
openaire   +3 more sources

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