The effect of previously subthreshold exposures on the perception of a period of time

基礎心理学研究 Volume 22 Issue 1 Page 29-30 published_at 2003
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Title ( eng )
The effect of previously subthreshold exposures on the perception of a period of time
Creator
Fujiki Daisuke
Source Title
基礎心理学研究
The Japanese Journal of Psychonomic Science
Volume 22
Issue 1
Start Page 29
End Page 30
Abstract
The perceived duration of events is known to be affected by factors that are at least partly conscious. In the present study we report that the perceived duration of visual events can be affected even by an unconscious factor. The participants were briefly (12.5 ms) exposed to nonsense syllables which were followed by backward pattern masking. A discrimination test for other participants confirmed that the stimuli were presented below a threshold level. The participants subsequently estimated the duration of the presentation of each of the nonsense syllables that either had, or had not, been previously exposed. The results indicated that the mean estimated duration of the stimuli that were previously exposed was less than that for the new stimuli. These results suggest that unconscious experience is one of determinants that can reduce the perceived duration of events.
Keywords
time perception
subthreshold exposure
NDC
Psychology [ 140 ]
Language
eng
Resource Type journal article
Publisher
日本基礎心理学会
Date of Issued 2003
Publish Type Version of Record
Access Rights open access
Source Identifier
[ISSN] 0287-7651
[NCID] AN00006194