Results 41 to 50 of about 82,960 (285)

The role of the ventrolateral frontal cortex in inhibitory oculomotor control [PDF]

open access: yes, 2007
It has been proposed that the inferior/ventrolateral frontal cortex plays a critical role in the inhibitory control of action during cognitive tasks.However, the contribution of this region to the control of eye movements has not been clearly established.
Chamberlain, Marcia   +6 more
core   +1 more source

Biases in the perceived timing of perisaccadic perceptual and motor events [PDF]

open access: yes, 2006
Subjects typically experience the temporal interval immediately following a saccade as longer than a comparable control interval. One explanation of this effect is that the brain antedates the perceptual onset of a saccade target to around the time of ...
B. Bridgeman   +42 more
core   +1 more source

The diagnostic value of saccades in movement disorder patients: a practical guide and review

open access: yesJournal of Clinical Movement Disorders, 2015
Saccades are rapid eye movements designed to shift the fovea to objects of visual interest. Abnormalities of saccades offer important clues in the diagnosis of a number of movement disorders.
P. Termsarasab   +3 more
semanticscholar   +1 more source

When Watching Video, Many Saccades Are Curved and Deviate From a Velocity Profile Model

open access: yesFrontiers in Neuroscience, 2019
Commonly, saccades are thought to be ballistic eye movements, not modified during flight, with a straight path and a well-described velocity profile. However, they do not always follow a straight path and studies of saccade curvature have been reported ...
Francisco M. Costela   +3 more
doaj   +1 more source

Gain control of saccadic eye movements is probabilistic [PDF]

open access: yes, 2019
Saccades are rapid eye movements that orient the visual axis toward objects of interest to allow their processing by the central, highacuity retina. Our ability to collect visual information efficiently relies on saccadic accuracy, which is limited by a ...
Lisi, M., Morgan, M. J., Solomon, J. A.
core   +2 more sources

Evidence for Optimal Integration of Visual Feature Representations across Saccades

open access: yesJournal of Neuroscience, 2015
We explore the visual world through saccadic eye movements, but saccades also present a challenge to visual processing by shifting externally stable objects from one retinal location to another.
Leonie Oostwoud Wijdenes   +2 more
semanticscholar   +1 more source

The role of visual and mechanosensory cues in structuring forward flight in Drosophila melanogaster [PDF]

open access: yes, 2007
It has long been known that many flying insects use visual cues to orient with respect to the wind and to control their groundspeed in the face of varying wind conditions.
Budick, Seth A.   +2 more
core   +1 more source

Geometry of saccades and saccadic cycles

open access: yes, 2023
The paper is devoted to the development of the differential geometry of saccades and saccadic cycles. We recall an interpretation of Donder's and Listing's law in terms of the Hopf fibration of the $3$-sphere over the $2$-sphere. In particular, the configuration space of the eye ball (when the head is fixed) is the 2-dimensional hemisphere $S^+_L ...
Alekseevsky, D. V., Shirokov, I. M.
openaire   +3 more sources

Normal Gain of VOR with Refixation Saccades in Patients with Unilateral Vestibulopathy.

open access: yesThe journal of international advanced otology, 2015
OBJECTIVE To characterize the response in the video head-impulse test for the assessment of the vestibulo-ocular reflex (VOR) in patients because of vertigo and dizziness.
N. Pérez-Fernández, P. Eza-Nuñez
semanticscholar   +1 more source

Influence of initial fixation position in scene viewing

open access: yes, 2016
During scene perception our eyes generate complex sequences of fixations. Predictors of fixation locations are bottom-up factors like luminance contrast, top-down factors like viewing instruction, and systematic biases like the tendency to place ...
Engbert, Ralf   +4 more
core   +1 more source

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