Presentation 2008-09-05
Optimal Triangulation from Three Views
Yasuyuki Sugaya, Hirotaka Niitsuma, Kenichi Kanatani,
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Abstract(in English) This paper presents a new method for optimally computing the 3-D position of corresponding points in three views. Our method is an extension of the optimal correction approach of our two-view method to three views. The eipolar constraint in terms of the fundamental matrix between two views corresponds to the trilinear constraint in terms of the trifocal tensor among three views. It is pointed out that the simultaneous linear equations for determining the correction is ill-conditioned. Based on algebraic and geometric considerations, we present a technique for computing an exact solution using a generalized inverse of rank 3. The proposed method is far simpler than any existing methods and is suitable for practical applications.
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Paper # PRMU2008-48,HIP2008-48
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Committee PRMU
Conference Date 2008/8/29(1days)
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Registration To Pattern Recognition and Media Understanding (PRMU)
Language JPN
Title (in Japanese) (See Japanese page)
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Title (in English) Optimal Triangulation from Three Views
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1st Author's Name Yasuyuki Sugaya
1st Author's Affiliation Department of Information and Computer Sciences, Toyohashi University of Technology()
2nd Author's Name Hirotaka Niitsuma
2nd Author's Affiliation Department of Computer Science, Okayama University
3rd Author's Name Kenichi Kanatani
3rd Author's Affiliation Department of Computer Science, Okayama University
Date 2008-09-05
Paper # PRMU2008-48,HIP2008-48
Volume (vol) vol.108
Number (no) 198
Page pp.pp.-
#Pages 8
Date of Issue