Results 21 to 30 of about 51,651 (332)

EEG-Based Quantification of Cortical Current Density and Dynamic Causal Connectivity Generalized across Subjects Performing BCI-Monitored Cognitive Tasks. [PDF]

open access: yes, 2017
Quantification of dynamic causal interactions among brain regions constitutes an important component of conducting research and developing applications in experimental and translational neuroscience.
Cauwenberghs, Gert   +4 more
core   +1 more source

Spatial eye–hand coordination during bimanual reaching is not systematically coded in either LIP or PRR [PDF]

open access: yes, 2018
Significance When we reach for something, we also look at it. If we reach for two objects at once, one with each hand, we look first at one and then the other. It is not known which brain areas underlie this coordination.
Mooshagian, Eric, Snyder, Lawrence H.
core   +2 more sources

Dissociable roles of dorsolateral prefrontal cortex and frontal eye fields during saccadic eye movements

open access: yesFrontiers in Human Neuroscience, 2015
The dorsolateral prefrontal cortex (DLPFC) and the frontal eye fields (FEF) have both been implicated in the executive control of saccades, yet possible dissociable roles of each region have not been established.
Ian G.M. Cameron   +5 more
doaj   +1 more source

Saccade generation by the frontal eye fields in rhesus monkeys is separable from visual detection and bottom-up attention shift. [PDF]

open access: yesPLoS ONE, 2012
The frontal eye fields (FEF), originally identified as an oculomotor cortex, have also been implicated in perceptual functions, such as constructing a visual saliency map and shifting visual attention.
Kyoung-Min Lee   +2 more
doaj   +1 more source

Association of saccade duration and saccade acceleration/deceleration asymmetry during visually guided saccade in schizophrenia patients. [PDF]

open access: yesPLoS ONE, 2014
OBJECTIVE: To examine the difference between schizophrenia patients and normal controls on velocity and acceleration of saccade, by using the basic visually guided saccade (VGS) paradigm.
Hong Cui   +5 more
doaj   +1 more source

Distinctive visual tasks for characterizing mild cognitive impairment and dementia using oculomotor behavior

open access: yesFrontiers in Aging Neuroscience, 2023
IntroductionOne’s eye movement (in response to visual tasks) provides a unique window into the cognitive processes and higher-order cognitive functions that become adversely affected in cases with cognitive decline, such as those mild cognitive ...
Dharma Rane   +5 more
doaj   +1 more source

Saccadic suppression during voluntary versus reactive saccades

open access: yesJournal of Vision, 2017
Saccades are fast eye movements that reorient gaze. They can be performed voluntarily-for example, when viewing a scene-but they can also be triggered in reaction to suddenly appearing targets. The generation of these voluntary and reactive saccades have been shown to involve partially different cortical pathways.
Gremmler, Elke Svenja, Lappe, Markus
openaire   +3 more sources

Detection of stimulus displacements across saccades is capacity-limited and biased in favor of the saccade target

open access: yesFrontiers in Systems Neuroscience, 2015
Retinal image displacements caused by saccadic eye movements are generally unnoticed. Recent theories have proposed that perceptual stability across saccades depends on a local evaluation process centered on the saccade target object rather than on ...
David E. Irwin, Maria M. Robinson
doaj   +1 more source

Bilateral increase in MEG planar gradients prior to saccade onset

open access: yesScientific Reports, 2023
Every time we move our eyes, the retinal locations of objects change. To distinguish the changes caused by eye movements from actual external motion of the objects, the visual system is thought to anticipate the consequences of eye movements (saccades ...
Jasper H. Fabius   +4 more
doaj   +1 more source

Visual attention is not deployed at the endpoint of averaging saccades.

open access: yesPLoS Biology, 2018
The premotor theory of attention postulates that spatial attention arises from the activation of saccade areas and that the deployment of attention is the consequence of motor programming.
Luca Wollenberg   +2 more
doaj   +1 more source

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