Results 21 to 30 of about 496,873 (327)

The effects of smooth pursuit adaptation on the gain of visuomotor transmission in monkeys

open access: yesFrontiers in Systems Neuroscience, 2013
Smooth pursuit eye movements are supported by visual-motor systems, where visual motion information is transformed into eye movement commands. Adaptation of the visuomotor systems for smooth pursuit is an important factor to maintain pursuit accuracy and
Seiji eOno, Seiji eOno
doaj   +1 more source

Afterimages Reveal Interocular Transfer of Shape Adaptation

open access: yesi-Perception, 2011
An afterimage's shape changes systematically depending on the adapted shape. Adapting to circles produces polygonal afterimages, whereas adapting to hexagons sometimes produce circular afterimages.
Hiroyuki Ito
doaj   +1 more source

Long timescale fMRI neuronal adaptation effects in human amblyopic cortex.

open access: yesPLoS ONE, 2011
An investigation of long timescale (5 minutes) fMRI neuronal adaptation effects, based on retinotopic mapping and spatial frequency stimuli, is presented in this paper.
Xingfeng Li   +4 more
doaj   +1 more source

Analog VLSI-Based Modeling of the Primate Oculomotor System [PDF]

open access: yes, 1998
One way to understand a neurobiological system is by building a simulacrum that replicates its behavior in real time using similar constraints. Analog very large-scale integrated (VLSI) electronic circuit technology provides such an enabling technology ...
Horiuchi, Timothy K., Koch, Christof
core   +3 more sources

Motion transparency : depth ordering and smooth pursuit eye movements [PDF]

open access: yes, 2011
When two overlapping, transparent surfaces move in different directions, there is ambiguity with respect to the depth ordering of the surfaces. Little is known about the surface features that are used to resolve this ambiguity.
Schütz, Alexander C.
core   +1 more source

Perception, cognition, and action in hyperspaces: implications on brain plasticity, learning, and cognition [PDF]

open access: yes, 2020
We live in a three-dimensional (3D) spatial world; however, our retinas receive a pair of 2D projections of the 3D environment. By using multiple cues, such as disparity, motion parallax, perspective, our brains can construct 3D representations of the ...
Ogmen, Haluk   +2 more
core   +1 more source

Adaptive Colours of Eyes [PDF]

open access: yesNature, 1904
SOME time ago Prof. Wallace, of the School of Mines, Kimberley, suggested to me the possible explanation of the difference in colour of the light reflected from the iris of the eyes of different people—that it was in accordance with the natural law of protection against external influences.
openaire   +1 more source

The Human Eye and Adaptive Optics [PDF]

open access: yes, 2012
Scientists have rapidly taken advantage of adaptive optics (AO) technology for the study of the human visual system. Vision, the primary human sense, begins with light entering the eye and the formation of an image on the retina (Fig 1), where light is transformed into electro-chemical impulses that travel towards the brain.
Fuensanta A Vera-Diaz, Nathan Doble
openaire   +3 more sources

A Neuroanatomically Grounded Optimal Control Model of the Compensatory Eye Movement System in Mice

open access: yesFrontiers in Systems Neuroscience, 2020
We present a working model of the compensatory eye movement system in mice. We challenge the model with a data set of eye movements in mice (n =34) recorded in 4 different sinusoidal stimulus conditions with 36 different combinations of frequency (0.1–3 ...
Peter J. Holland   +15 more
doaj   +1 more source

Adaptive features of aquatic mammals' eye [PDF]

open access: yesThe Anatomical Record, 2007
AbstractThe eye of aquatic mammals demonstrates several adaptations to both underwater and aerial vision. This study offers a review of eye anatomy in four groups of aquatic animals: cetaceans (toothed and baleen whales), pinnipeds (seals, sea lions, and walruses), sirenians (manatees and dugongs), and sea otters.
Alla M. Mass, Alexander Ya. Supin
openaire   +3 more sources

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