Presentation 1998/11/13
Representation of 3D Stick Objects
Takafumi Sasaoka, Toshio Inui,
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Abstract(in English) Many studies suggest that 3D objects are represented by sets of 2D views. However, it is not clear what features the views have. In this study, we show that 3D objects are represented in brain by a few canonical views spontaneously selected. It is also shown that canonical views correspond to 'generic view' which is robust against transformation by rotation in depth, by analyzing similarities in each view of objects with multi-dimensional scaling. Furthermore, comparing configuration of views in principal component space with the one in similarity space, we propose that it is imperfect to explain human recognition space with only principal component space because symmetry of shape is greatly related to object recognition.
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Keyword(in English) view-dependent representation / object recognition / canonical view / multi-dimensional scaling
Paper # HIP98-36
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Committee HIP
Conference Date 1998/11/13(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) Representation of 3D Stick Objects
Sub Title (in English)
Keyword(1) view-dependent representation
Keyword(2) object recognition
Keyword(3) canonical view
Keyword(4) multi-dimensional scaling
1st Author's Name Takafumi Sasaoka
1st Author's Affiliation Department of Intelligence Science and Technology, Graduate School of Informatics, Kyoto University()
2nd Author's Name Toshio Inui
2nd Author's Affiliation Department of Intelligence Science and Technology, Graduate School of Informatics, Kyoto University:Graduate School of Letters, Kyoto University
Date 1998/11/13
Paper # HIP98-36
Volume (vol) vol.98
Number (no) 397
Page pp.pp.-
#Pages 8
Date of Issue