Presentation 2007/11/29
Visual awareness revived by the physical disappearance of a perceptually faded object
Yousuke KAWACHI, Jiro GYOBA,
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Abstract(in English) We investigated the effect of a physical offset of an invisible object on visual awareness using motion-induced blindness (MIB). The two objects (a target object and an outlined object) were presented nearby to each other. When observers reported that both objects perceptualy disappear, the invisible outlined object physically was excluded. We found that the invisible offset leads to the recovery of visual awareness of the target object. When the invisible offset occurs up to about 1 deg of visual angle around the target object, the awareness recovery by the offset persisted. Also, as the time passed after the perceptual disappearance of both objects, the invisible offset speeded the recovery of visual awareness from MIB. Moreover, we indicated a possibility that the awareness was recovered before the detection of the invisible offset. These results were discussed in terms of visual attention accompanied with the transient change of neural representations due to the invisible offset.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Visual awareness / Motion-induced blindness / Visual attention
Paper # HIP2007-129
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Committee HIP
Conference Date 2007/11/29(1days)
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Registration To Human Information Processing (HIP)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Visual awareness revived by the physical disappearance of a perceptually faded object
Sub Title (in English)
Keyword(1) Visual awareness
Keyword(2) Motion-induced blindness
Keyword(3) Visual attention
1st Author's Name Yousuke KAWACHI
1st Author's Affiliation Faculty of Arts and Letters, Tohoku University:Japan Society for the Promotion of Science()
2nd Author's Name Jiro GYOBA
2nd Author's Affiliation Faculty of Arts and Letters, Tohoku University
Date 2007/11/29
Paper # HIP2007-129
Volume (vol) vol.107
Number (no) 369
Page pp.pp.-
#Pages 6
Date of Issue