Presentation 2002/12/6
An analysis of brain mechanisms of mental rotation under motion aftereffect
Soichiro ZOSHI, Kiyohiko NAKAMURA,
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Abstract(in English) This study investigates brain mechanism of image operation with two mental rotation tasks under motion aftereffect(MAE). In the tasks, 2D meaningless figures were presented as visual stimuli to subjects who were under MAE. In the second task, corresponding points of stimuli and direction of mental rotatoin were instructed to eliminate other mental process than mental rotation. It was investigated whether image operation would be accelerated and slowed down by MAE. Results:Response time(RT) changed with the direction of MAE. Gradient of RT did not vary with the direction of MAE. There was no difference of the gradient in the second task. Conclusion:From these results, it was suggested that the operation mechanism of image operation existed separately from a vision system.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Mental rotation / Motion aftereffect(MAE) / image operation / 2D meaningless figure / Gradient of RT
Paper # NC2002-99
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Conference Date 2002/12/6(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) An analysis of brain mechanisms of mental rotation under motion aftereffect
Sub Title (in English)
Keyword(1) Mental rotation
Keyword(2) Motion aftereffect(MAE)
Keyword(3) image operation
Keyword(4) 2D meaningless figure
Keyword(5) Gradient of RT
1st Author's Name Soichiro ZOSHI
1st Author's Affiliation Department of Computational Intelligence and Systems Science, Interdisciplinary Graduate School of Science and Engineering, Tokyo Institute of Technology()
2nd Author's Name Kiyohiko NAKAMURA
2nd Author's Affiliation Department of Computational Intelligence and Systems Science, Interdisciplinary Graduate School of Science and Engineering, Tokyo Institute of Technology
Date 2002/12/6
Paper # NC2002-99
Volume (vol) vol.102
Number (no) 508
Page pp.pp.-
#Pages 6
Date of Issue