Results 21 to 30 of about 14,683 (259)

Dentists make larger holes in teeth than they need to if the teeth present a visual illusion of size. [PDF]

open access: yesPLoS ONE, 2013
BACKGROUND: Health care depends, in part, on the ability of a practitioner to see signs of disease and to see how to treat it. Visual illusions, therefore, could affect health care.
Robert P O'Shea   +2 more
doaj   +1 more source

A first- and second-order motion energy analysis of peripheral motion illusions leads to further evidence of "feature blur" in peripheral vision. [PDF]

open access: yesPLoS ONE, 2011
Anatomical and physiological differences between the central and peripheral visual systems are well documented. Recent findings have suggested that vision in the periphery is not just a scaled version of foveal vision, but rather is relatively poor at ...
Arthur G Shapiro   +2 more
doaj   +1 more source

Auditory Motion Elicits a Visual Motion Aftereffect

open access: yesFrontiers in Neuroscience, 2016
The visual motion aftereffect is a visual illusion in which exposure to continuous motion in one direction leads to a subsequent illusion of visual motion in the opposite direction.
Christopher C. Berger, H. Henrik Ehrsson
doaj   +1 more source

Comparative Analysis of Verbal Evaluation of Illusory Segments in Children and Adults

open access: yesЭкспериментальная психология, 2023
A comparative study of the strength of the Ponzo and Müller-Lyer illusions in preschool children, primary school children and adults was performed.
N.I. Romanova-Afrikantova   +2 more
doaj   +1 more source

Do Dogs See the Ponzo illusion?

open access: yesAnimal Behavior and Cognition, 2017
While domestic dogs (Canis familiaris) play a large role in human daily lives, little is known about how they perceive the visual world. Recent research suggests that dogs may perceive certain visual illusions differently than humans. To further evaluate
Sarah-Elizabeth Byosiere   +6 more
doaj   +1 more source

What Are Visual Illusions?* [PDF]

open access: yesPerception, 2020
Visual illusions have been a popular topic of study for a long time, but in recent years, a number of authors have questioned the coherence of this notion. This article deals in depth with ways in which illusions have been, could be, and should be defined and with various criticisms and different conceptions of the notion of illusions.
openaire   +2 more sources

Methodological Challenges in the Assessment of Dogs' (Canis lupus familiaris) Susceptibility of the Ebbinghaus-Titchener Illusion Using the Spontaneous Choice Task

open access: yesAnimal Behavior and Cognition, 2021
Visual illusions represent an innovative method to investigate animal visual perception. One well known geometric illusion is the Ebbinghaus-Titchener illusion, which consists of two identically sized target circles with one surrounded by large inducer ...
Nicolette Becker   +2 more
doaj   +1 more source

Freeform Manufacturing of Plant‐Based Structural Colors for Scalable Photonic and Mechanochromic Devices

open access: yesAdvanced Materials, EarlyView.
A green, freeform manufacturing approach that utilizes robust aqueous two‐phase systems to create intricate and scalable photonic structures and non‐planar mechanochromic hydrogel actuators from plant‐based hydroxypropyl cellulose. This approach broadens the structural possibilities of sustainable photonic devices and mechanochromic systems, offering ...
Xiao Song   +14 more
wiley   +1 more source

Single trial prestimulus oscillations predict perception of the sound-induced flash illusion

open access: yesScientific Reports, 2019
In the sound-induced flash illusion, auditory input affects the perception of visual stimuli with a large inter- and intraindividual variability. Crossmodal influence in this illusion has been shown to be associated with activity in visual and temporal ...
Mathis Kaiser   +4 more
doaj   +1 more source

The hand-reversal illusion revisited

open access: yesFrontiers in Integrative Neuroscience, 2012
The hand-reversal illusion is a visuomotor illusion that is commonly seen in children’s play. When participants attempt to lift a designated finger while their hands are cross-folded, they are likely to erroneously lift the matched finger of the other ...
Sang Wook eHong   +3 more
doaj   +1 more source

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