Results 251 to 260 of about 57,566 (293)

Effects of Aging on Perceptual Closure

The American Journal of Psychology, 1988
Two research strategies were employed to investigate reasons for the poorer performance associated with increased age on perceptual closure tasks involving the integration and identification of incomplete pictures. One strategy consisted of examining age differences in measures designed to reflect the proficiency of processing components presumed to be
T A, Salthouse, K A, Prill
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Perceptual Closure in Acute Paranoid Schizophrenics

Archives of General Psychiatry, 1961
The term, "perceptual closure," refers to a tendency to complete what is incompletely presented in the visual field in order that as "good" or complete a figure as possible be perceived. This tendency has been well demonstrated in normal subjects (S's) presented with geometric stimulus forms (Gibson, 4 Hempstead, 5 Tiernan, 15 and Siedenfield 10 ...
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Activation Timecourse of Ventral Visual Stream Object-recognition Areas: High Density Electrical Mapping of Perceptual Closure Processes

Journal of Cognitive Neuroscience, 2000
Abstract Object recognition is achieved even in circumstances when only partial information is available to the observer. Perceptual closure processes are essential in enabling such recognitions to occur. We presented successively less fragmented images while recording high-density event-related potentials (ERPs), which permitted us to ...
G M, Doniger   +6 more
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Applying Transcranial Magnetic Stimulation (TMS) Over the Dorsal Visual Pathway Induces Schizophrenia-like Disruption of Perceptual Closure

Brain Topography, 2016
Perceptual closure ability is postulated to depend upon rapid transmission of magnocellular information to prefrontal cortex via the dorsal stream. In contrast, illusory contour processing requires only local interactions within primary and ventral stream visual regions, such as lateral occipital complex.
Revital, Amiaz   +5 more
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Lateralization of Perceptual Closure Ability

Perceptual and Motor Skills, 1995
The present study investigated lateralization of perceptual closure ability. A zero-power, partially occluded, soft contact-lens system was used to lateralize visual input. This technique has been shown to create reliable artificial visual-field deficits when used in situations offering unlimited duration of stimulus exposure.
H E, Fouty, R A, Yeo
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On the generality of the perceptual closure effect.

Journal of Experimental Psychology: Learning, Memory, and Cognition, 1998
Perceptual closure is a process whereby an incomplete stimulus is perceived to be complete. J. G. Snodgrass and K. Feenan (1990) argued that perceptual closure during a study episode is an important factor in producing large priming effects in picture fragment identification.
J G, Snodgrass, H, Kinjo
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Perceptual closure and object identification: Electrophysiological responses to incomplete pictures

Brain and Cognition, 1992
Event-related potentials were recorded during the naming of pictures of concrete objects. The pictures were presented at three levels of completeness: 10, 30, and 60%. The ERP waveforms were evaluated according to the level of picture completeness and the correctness of naming.
D T, Stuss   +4 more
openaire   +2 more sources

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