Presentation 2010-05-13
A Fast and Accurate Multi-level B-Spline Approximation with Adaptive Lattice and Partial Transformation Methods
Masataka SEO, Yen-Wei CHEN,
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Abstract(in English) Image warping is an important visual effect tool in entertainment industry and other research field. The B-spline approximation is a powerful and useful warping algorithm. In order to minimize the warping error, a multi-level B-spline approximation has been proposed. Though a natural and smooth warped image can be obtained by using the multi-level B-spline approximation, it takes a large computation cost. In this paper, we proposed an adaptive lattice method to reduce the large computation cost and a partial transformation method for enhancement of the warping accuracy. The experimental results show that the proposed methods are more efficient and accurate than conventional multi-level B-spline method.
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Keyword(in English) multi-level B-spline / facial image / warping / adaptive lattice method / partial transformation method
Paper # IE2010-15,PRMU2010-3,MI2010-3
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Committee MI
Conference Date 2010/5/6(1days)
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Registration To Medical Imaging (MI)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) A Fast and Accurate Multi-level B-Spline Approximation with Adaptive Lattice and Partial Transformation Methods
Sub Title (in English)
Keyword(1) multi-level B-spline
Keyword(2) facial image
Keyword(3) warping
Keyword(4) adaptive lattice method
Keyword(5) partial transformation method
1st Author's Name Masataka SEO
1st Author's Affiliation Graduate School of Science and Engineering, Ritsumeikan University()
2nd Author's Name Yen-Wei CHEN
2nd Author's Affiliation Graduate School of Science and Engineering, Ritsumeikan University
Date 2010-05-13
Paper # IE2010-15,PRMU2010-3,MI2010-3
Volume (vol) vol.110
Number (no) 28
Page pp.pp.-
#Pages 6
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