Results 11 to 20 of about 2,192,654 (291)

The Occurrence Rate of the Fission Illusion Differs Depending on the Complexity of Visual Stimuli

open access: yesi-Perception, 2011
A fission illusion (also named a double—flash illusion) is a famous phenomenon of audio-visual interaction, in which a single brief flash is perceived as two flashes when presented simultaneously with two brief beeps (Shames, Kamitani, & Shimojo, 2000 ...
Yasuhiro Takeshima, Jiro Gyoba
doaj   +2 more sources

A Halo Visual Illusion

open access: yesPerception, 1977
A visual illusion consisting of transparent halos extending beyond the boundaries of rotating discs is reported. The effect can be obtained by rotating a variety of black-and-white discs at moderate speeds. It is not due solely to rods, as opposed to cones, and does not appear to be explainable in terms of intermittent stimulation of portions of ...
Rubin, DC, Rebson, DJ
openaire   +3 more sources

VISUAL ILLUSIONS OF MOVEMENT [PDF]

open access: yesBrain, 1965
Abstract : The autokinetic, oculogyral, and oculogravic illusions all involve apparent motion or displacement of the visual field with respect to an observer. It is shown that these illusions are related to involuntary eye movements, occurring either spontaneously as in the autokinetic illusion, or in response to the special stimuli associated with the
T C, WHITESIDE, A, GRAYBIEL, J I, NIVEN
openaire   +2 more sources

Walking on Visual Illusions

open access: yesi-Perception, 2021
In nature, sensory and physical characteristics of the environment tend to match; for example, a surface that looks bumpy is bumpy. In human-built environments, they often don’t. Here, we report observations from people exploring if mismatch between visual and physical characteristics affected their perceived walking experience.
Greig Dickson   +6 more
openaire   +4 more sources

A Visual Illusion [PDF]

open access: yesNature, 1920
THE phenomenon referred to by Mr. Turner and by Prof. Boycott in NATURE of October 7 and 14, pp. 180 and 213, was described by Aristotle in his treatise on dreams (“Parva Naturalia”) thus: “Also, the senses are affected in this way when we turn quickly from; objects in motion, e.g. from looking at a river, and especially from looking at swiftly flowing
  +6 more sources

The cutaneous 'rabbit' illusion affects human primary sensory cortex somatopically [PDF]

open access: yes, 2006
We used functional magnetic resonance imaging (fMRI) to study neural correlates of a robust somatosensory illusion that can dissociate tactile perception from physical stimulation.
Rees, G.   +19 more
core   +1 more source

Antigravity Hills are Visual Illusions [PDF]

open access: yesPsychological Science, 2003
Antigravity hills, also known as spook hills or magnetic hills, are natural places where cars put into neutral are seen to move uphill on a slightly sloping road, apparently defying the law of gravity. We show that these effects, popularly attributed to gravitational anomalies, are in fact visual illusions.
BRESSAN, PAOLA   +2 more
openaire   +4 more sources

High working memory load leads to more Ebbinghaus illusion [PDF]

open access: yes, 2009
The evidence that distractor processing increases with greater load on working memory has come mainly from Stroop-type interference tasks, making it difficult to establish whether cognitive load affects distractor processing at the perceptual level or ...
De Fockert, J. W., Wu, Si
core   +1 more source

Aesthetic Valence of Visual Illusions [PDF]

open access: yesi-Perception, 2012
Visual illusions constitute an interesting perceptual phenomenon, but they also have an aesthetic and affective dimension. We hypothesized that the illusive nature itself causes the increased aesthetic and affective valence of illusions compared with their non-illusory counterparts. We created pairs of stimuli.
Stevanov, Jasmina   +2 more
openaire   +4 more sources

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