Presentation 2002/6/4
Interaction of Perceived Depths by Binocular Cues and Cast-shadow
Tutomu Nomoto, Noriyuki Kitajima, Takasi Takeda,
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Abstract(in English) A cast-shadow occurs on a floor when an object occludes illumination fromabove. It is known that, in two-dimensional picture, this shadow hasimportant role for depth perception between the object and the floor. Here,we investigated the interaction of perceived depths by binocular cues(binocular disparity and vergence) and cast-shadow. The results rejectedthe winner-take-all model where binocular cues override cast-shadow,andindicated that both can work for depth perception. To account well for thedata, we adopted modified linear combination model for light sourcedirections which subjects assume. They are significant knowledge notonly gor bringing visual processing of depth perception into the open, butalso for making three-dimensional computher graphics.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Cast-shadow / Stereopsis / Depth Perception / Linear Combination Model / CG
Paper # MVE2002-21
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Committee MVE
Conference Date 2002/6/4(1days)
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Registration To Media Experience and Virtual Environment (MVE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Interaction of Perceived Depths by Binocular Cues and Cast-shadow
Sub Title (in English)
Keyword(1) Cast-shadow
Keyword(2) Stereopsis
Keyword(3) Depth Perception
Keyword(4) Linear Combination Model
Keyword(5) CG
1st Author's Name Tutomu Nomoto
1st Author's Affiliation Graduate School of Engineering, Nagasaki Institute of Applied Science()
2nd Author's Name Noriyuki Kitajima
2nd Author's Affiliation Faculty of Engineering, Nagasaki Institute of Applied Science
3rd Author's Name Takasi Takeda
3rd Author's Affiliation Faculty of Human Environment, Nagasaki Institute Applied Science
Date 2002/6/4
Paper # MVE2002-21
Volume (vol) vol.102
Number (no) 110
Page pp.pp.-
#Pages 6
Date of Issue