Results 251 to 260 of about 120,926 (272)
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Motion Perception in Motion Pictures

1980
Historians and theorists of the motion picture who have felt obliged to provide some explanation of how the illusion of motion on the screen is perceived have, almost without exception, relied upon a phenomenon they have termed ‘persistence of vision’. The notion is ubiquitous in film literature.
Barbara Anderson, Joseph Anderson
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Perception of Elliptic Biological Motion

Perception, 2006
We tested the ability of the mature visual system for discrimination between types of elliptic biological motion on the basis of event kinematics. Healthy adult volunteers were presented with point-light displays depicting elliptic motion when only a single dot, a moving point-light arm, or a whole point-light human figure was visible.
Jean-Pierre Orliaguet   +4 more
openaire   +5 more sources

Visual Motion Perception

Scientific American, 1975
In this article the author uses projective relations as the theoretical foundation of his investigations of visual space and motion. Several laboratory experiments involving perceptual vector analysis and its geometric basis are described. In most of the experiments the visual stimuli consisted of computer-controlled patterns displayed on a ...
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The perception of form and motion

Current Opinion in Neurobiology, 1993
Although form and motion are two distinct aspects of visual processing, they do not start as separate entities in the visual system. Early analyses extract discontinuities in various image attributes and these can trace the outline of a form. When displaced, the same image features can give rise to impressions of motion. Recent work has overturned many
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Motion perception in early glaucoma

Acta Ophthalmologica, 2013
AbstractPurpose The aim was to underline changes in the motion perception for early glaucoma. Our hypothesis consisted in inquiring if the impairment of the magnocellular pathway may modify the motion perception.Methods We included 14 healthy subjects and 14 patients with early primary open angle glaucoma.
Francoz, Anna   +5 more
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Visual Mechanisms of Motion Analysis and Motion Perception

Annual Review of Psychology, 2004
Psychophysical experiments on feature tracking suggest that most of our sensitivity to chromatic motion and to second-order motion depends on feature tracking. There is no reason to suppose that the visual system contains motion sensors dedicated to the analysis of second-order motion.
Derrington AM, Allen HA, Delicato LS
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Monocular motion sensing, binocular motion perception

Vision Research, 1989
The two-process account of motion perception and its binocular organization were addressed in experiments on apparent movement (AM) with three types of grating: sinusoidal; random bar width; and square-wave with missing fundamental (MF). Monocular MF gratings sampled four times per cycle of drift always appeared to move backwards. Here AM was unrelated
Trevor M. Shackleton, Mark A. Georgeson
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Biological Motion Alters Coherent Motion Perception

Perception, 2008
When a movie presents a person walking, the background appears to move in the direction opposite to the person's gait. This study verified this backscroll illusion by presenting a point-light walker against a background of a random-dot cinematogram (RDC).
Kiyoshi Fujimoto, Akihiro Yagi
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Visual Motion Interferes with Tactile Motion Perception

Perception, 2006
Previous studies have demonstrated that visual apparent motion can alter the judgment of auditory apparent motion. We investigated the effect of visual apparent motion on judgments of the direction of tactile apparent motion. When visual motion was presented at the same time as, but in a direction opposite to, tactile motion, accuracy in judging the ...
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