Results 71 to 80 of about 7,819 (210)

A Single Mechanism Can Account for Human Perception of Depth in Mixed Correlation Random Dot Stereograms.

open access: yesPLoS Computational Biology, 2016
In order to extract retinal disparity from a visual scene, the brain must match corresponding points in the left and right retinae. This computationally demanding task is known as the stereo correspondence problem.
Sid Henriksen   +2 more
doaj   +1 more source

Binocular Disparity and Depth Cue of Luminance Contrast [PDF]

open access: yes, 2014
Luminance contrast has been identified as an effective depth cue through perceptual studies using digital images generated by the integrated technologies of physically based lighting simulation and perceptually based tone mapping.
N.C. Tai
core  

Lamination of primary visual cortex in the macaque: Layer 5 subdivisions

open access: yesJournal of Anatomy, EarlyView.
We show a previously unrecognized trilaminar cytoarchitectonic organization within layer 5 of the opercular portion of the macaque primary visual cortex (V1), denoted as sub‐laminae 5Aα, 5Aβ, and 5B, a region which is involved in foveal and central visual field analyses.
Bashir Ahmed   +3 more
wiley   +1 more source

On the disparity gradient limit for binocular fusion [PDF]

open access: yesPerception & Psychophysics, 1985
Recently, Burt and Julesz (1980) have measured the limits of single versus double vision (diplopia) in binocular stereopsis. They found that the extent of the fusional limits is not fixed spatially and argued that a limit on the disparity gradient, rather than the absolute disparity magnitude usually associated with the notion of Panum' s fusional area,
openaire   +2 more sources

Binocular vision and three-dimensional motion perception : the use of changing disparity and inter-ocular velocity differences [PDF]

open access: yes, 2011
This thesis investigates the use of binocular information for motion-in-depth (MID) perception. There are at least two different types of binocular information available to the visual system from which to derive a perception of MID: changing disparity ...
Grafton, Catherine E.
core  

Intraspecific Variation in Reproductive Aspects of Female Soldier Crabs, Mictyris guinotae, Between the River Mouth and Upper Reach Habitats

open access: yesMarine Ecology, EarlyView.
ABSTRACT The soldier crab, Mictyris guinotae, is a dominant intertidal crustacean associated with sand flats in the vicinity of the Urauchi River estuary on Iriomote Island, Japan. We compared various aspects of its reproductive biology at two sites (the river mouth and upper reach) on exposed bare sand flats 300 m and 3000 m upstream from the mouth ...
Masaki Jinno   +3 more
wiley   +1 more source

Integration of 3D structure from disparity into biological motion perception independent of depth awareness.

open access: yesPLoS ONE, 2014
Images projected onto the retinas of our two eyes come from slightly different directions in the real world, constituting binocular disparity that serves as an important source for depth perception - the ability to see the world in three dimensions.
Ying Wang, Yi Jiang
doaj   +1 more source

Research and Development of Binocular Stereo Matching Algorithm

open access: yesJisuanji kexue yu tansuo, 2020
Binocular stereo vision has the advantages of low cost and wide applicability. It is extensively used in object recognition, object detection and has become the research focuses in the field of computer vision.
ZHAO Chenyuan, LI Wenxin, ZHANG Qingxi
doaj   +1 more source

Effects of binocular disparity on impressions [PDF]

open access: yesJapanese Psychological Research, 2012
AbstractWe examined how the size of binocular disparity, which determines the apparent depth magnitude, affects the impressions in different dimensions in viewing nonrepresentational stereograms and representational stereoscopic pictures by the use of semantic differential method with the scales that are related to the basic dimensions of impression ...
DAISUKE TOYA, MAKOTO ICHIKAWA
openaire   +1 more source

Functional Morphology of the Pedal Musculature and Grip Force Estimation in the Red‑and‑Green Macaw (Ara chloropterus Gray, 1859)

open access: yesJournal of Morphology, Volume 287, Issue 8, August 2026.
Integration of detailed hindlimb anatomy with biomechanical analyses demonstrates that pedal performance in the red‐and‐green macaw is driven by specialized muscle architecture and force distribution. Hypertrophy of digit IV flexor musculature, together with modifications of the intrinsic and extensor muscles, enhances grasping stability, climbing, and
Sérgio Roberto Posso   +2 more
wiley   +1 more source

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