Results 21 to 30 of about 120,360 (287)

Visuo-motor transformations for arm reaching

open access: yesEuropean Journal of Neuroscience, 1998
Visuomanual co-ordination requires the merging of ocular and arm information in a common frame of reference. Here we consider behavioural evidence in humans for the use of a viewer-centred frame in the specification of end point positions of reaching. We
F. Lacquaniti   +5 more
core   +6 more sources

Do Arm Postures Vary With the Speed of Reaching?

open access: yesJournal of Neurophysiology, 1999
Do arm postures vary with the speed of reaching? For reaching movements in one plane, the hand has been observed to follow a similar path regardless of speed. Recent work on the control of more complex reaching movements raises the question of whether a
Martha Flanders   +2 more
core   +3 more sources

Learning arm movements of target reaching for humanoid robot

open access: yes2015 IEEE International Conference on Information and Automation, 2015
The autonomous motor skill learning is crucial for the humanoid robot to adapt to various tasks in complex environments and develop human-like behaviors. In this paper a method of autonomously learning arm movements for target reaching is proposed.
Hu, Fan   +7 more
core   +2 more sources

An automatic experimental apparatus to study arm reaching in New World monkeys [PDF]

open access: yesJournal of Neuroscience Methods, 2016
Allen Yin   +2 more
exaly   +2 more sources

Effects of Olfactory Stimuli on Arm-Reaching Duration [PDF]

open access: yesChemical Senses, 2008
The aim of the present study was to investigate the effects of olfactory stimuli on visually guided reaching. In Experiment 1, participants reached toward and grasped either a small (almond/strawberry) or a large (apple/orange) visual target. Any 1 of 4 odors corresponding to the visual stimuli or odorless air was administered before movement ...
TUBALDI, FEDERICO   +4 more
openaire   +3 more sources

The Immediate Effect of a Grahamizer Exercise on Arm Reaching in Individuals With Stroke

open access: yesPhysical Therapy Korea, 2020
Background: As technology has progressed, various robot-assisted devices have been developed to reduce therapists’ labor and assist in therapy. However, due to their many limitations, it is more practical to use traditional mechanical devices.
Il-woo Park   +3 more
doaj   +1 more source

tmmurtola/reaching-arm-model: v2.0

open access: yes, 2023
Model used for simulations with age-related changes in muscle passive stiffness in Murtola & Richards (2023) The impact of age-related increase in passive muscle stiffness on simulated reaching accuracy.
tmmurtola
core   +1 more source

Novel evaluation of upper-limb motor performance after stroke based on normal reaching movement model

open access: yesJournal of NeuroEngineering and Rehabilitation, 2023
Background Upper-limb rehabilitation robots provide repetitive reaching movement training to post-stroke patients. Beyond a pre-determined set of movements, a robot-aided training protocol requires optimization to account for the individuals’ unique ...
James Hyungsup Moon   +4 more
doaj   +1 more source

Hierarchical Control of Visually-Guided Movements in a 3D-Printed Robot Arm

open access: yesFrontiers in Neurorobotics, 2021
The control architecture guiding simple movements such as reaching toward a visual target remains an open problem. The nervous system needs to integrate different sensory modalities and coordinate multiple degrees of freedom in the human arm to achieve ...
Adam Matić   +2 more
doaj   +1 more source

A pilot study into reaching performance after severe to moderate stroke using upper arm support. [PDF]

open access: yesPLoS ONE, 2018
Stroke effects millions of people each year and can have a significant impact on the ability to use the impaired arm and hand. One of the results of stroke is the development of an abnormal shoulder-elbow flexion synergy, where lifting the arm can cause ...
Matthew R Williams
doaj   +1 more source

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