Results 11 to 20 of about 14,683 (259)

Seeing Things: A Community Science Investigation into Motion Illusion Susceptibility in Domestic Cats (Felis silvestris catus) and Dogs (Canis lupus familiaris)

open access: yesAnimals, 2022
Illusions—visual fields that distort perception—can inform the understanding of visual perception and its evolution. An example of one such illusion, the Rotating Snakes illusion, causes the perception of motion in a series of static concentric circles ...
Gabriella E. Smith   +5 more
doaj   +1 more source

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   +1 more source

Does my step look big in this? A visual illusion leads to safer stepping behaviour. [PDF]

open access: yesPLoS ONE, 2009
BACKGROUND: Tripping is a common factor in falls and a typical safety strategy to avoid tripping on steps or stairs is to increase foot clearance over the step edge.
David B Elliott   +3 more
doaj   +1 more source

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

Touch engages visual spatial contextual processing

open access: yesScientific Reports, 2018
The spatial context in which we view a visual stimulus strongly determines how we perceive the stimulus. In the visual tilt illusion, the perceived orientation of a visual grating is affected by the orientation signals in its surrounding context ...
Alexis Pérez-Bellido   +2 more
doaj   +1 more source

Influence of virtual reality visual feedback on the illusion of movement induced by tendon vibration of wrist in healthy participants.

open access: yesPLoS ONE, 2020
IntroductionIllusion of movement induced by tendon vibration is an effective approach for motor and sensory rehabilitation in case of neurological impairments.
Salomé Le Franc   +6 more
doaj   +1 more source

Tuning and disrupting the brain – modulating the McGurk illusion with electrical stimulation

open access: yesFrontiers in Human Neuroscience, 2014
In the so-called McGurk illusion, when the synchronized presentation of the visual stimulus /ga/ is paired with the auditory stimulus /ba/, people in general hear it as /da/.
Lucas M Marques   +4 more
doaj   +1 more source

Behavioral examination of the role of the primary visual cortex in the perceived size representation

open access: yesScientific Reports, 2023
Previous research has shown that neural activity in the primary visual cortex (V1) and V1 surface area may be linked with subjective experience of size illusions.
Sang-Ah Yoo, Sung Jun Joo
doaj   +1 more source

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   +5 more sources

Eye-Tracking Reveals that the Strength of the Vertical-Horizontal Illusion Increases as the Retinal Image Becomes More Stable with Fixation

open access: yesFrontiers in Human Neuroscience, 2017
The closer a line extends toward a surrounding frame, the longer it appears. This is known as a framing effect. Over 70 years ago, Teodor Künnapas demonstrated that the shape of the visual field itself can act as a frame to influence the perceived length
Philippe A. Chouinard   +2 more
doaj   +1 more source

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