Results 1 to 10 of about 167 (99)

Deciding on Optical Illusions: Reduced Alpha Power in Body Dysmorphic Disorder

open access: yesBrain Sciences, 2022
Background: Body dysmorphic disorder (BDD) is a psychiatric disorder characterized by excessive preoccupation with imagined defects in appearance. Optical illusions induce illusory effects that distort the presented stimulus, thus leading to ambiguous ...
Anastasios E. Giannopoulos   +6 more
doaj   +3 more sources

Optical Illusion Images Dataset

open access: yesINSAM, 2019
Human vision is capable of performing many tasks not optimized for during its long evolution. Reading text and identifying artificial objects such as road signs are both tasks that mammalian brains never encountered in the wild but are very easy for us ...
Robert Max Williams, Roman V. Yampolskiy
doaj   +3 more sources

Johann Joseph Oppel (1855) on Geometrical–Optical Illusions: A Translation and Commentary

open access: yesi-Perception, 2017
The term geometrical–optical illusions was coined by Johann Joseph Oppel (1815–1894) in 1855 in order to distinguish spatial distortions of size and orientation from the broader illusions of the senses.
Nicholas J. Wade   +3 more
doaj   +2 more sources

Why Does Rubin's Vase Differ Radically From Optical Illusions? Framing Effects Contra Cognitive Illusions

open access: yesFrontiers in Psychology, 2021
Many researchers use the term “context” loosely to denote diverse kinds of reference points. The issue is not about terminology but rather about the common conflation of one kind of reference points, such as rules of perception, which is responsible for ...
Elias L. Khalil
doaj   +1 more source

Application of optical illusion in stomatological aesthetics

open access: yes口腔疾病防治, 2022
Optical illusion refers to the phenomenon in which the scene observed by the human eye is not completely consistent with the objectively presented scene.
ZHAO Weijia   +4 more
doaj   +1 more source

Involvement of the Extrageniculate System in the Perception of Optical Illusions: A Functional Magnetic Resonance Imaging Study. [PDF]

open access: yesPLoS ONE, 2015
Research on the neural processing of optical illusions can provide clues for understanding the neural mechanisms underlying visual perception. Previous studies have shown that some visual areas contribute to the perception of optical illusions such as ...
Ken-Ichi Tabei   +6 more
doaj   +1 more source

Edges and gradients in lightness illusions: Role of optical veiling glare

open access: yesFrontiers in Psychology, 2022
Lightness Illusions (Contrast, Assimilation, and Natural Scenes with Edges and Gradients) show that appearances do not correlate with the light sent from the scene to the eye.
John J. McCann   +2 more
doaj   +1 more source

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