Presentation 2009-10-16
On simultaneous optimal segmentation of digital objects
Jinhee CHUN, Ryosei KASAI, Matias KORMAN, Takeshi TOKUYAMA,
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Abstract(in English) Motivated from the image segmentation problem, we consider the problem of finding the maximum weight region with a shape decomposable into elementary shapes in n×n pixel grid where each pixel has a real valued weight. We give efficient algorithms for several interesting cases, extending our previous paper [13]. This shows a strong contrast with the NP-hardness results on finding the maximum weight union for the corresponding cases.
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Keyword(in English) Combinatorial Optimization / Image Segmentation / Computational Geometry
Paper # COMP2009-32
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Conference Information
Committee COMP
Conference Date 2009/10/9(1days)
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Registration To Theoretical Foundations of Computing (COMP)
Language ENG
Title (in Japanese) (See Japanese page)
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Title (in English) On simultaneous optimal segmentation of digital objects
Sub Title (in English)
Keyword(1) Combinatorial Optimization
Keyword(2) Image Segmentation
Keyword(3) Computational Geometry
1st Author's Name Jinhee CHUN
1st Author's Affiliation Graduate School of Information Sciences, Tohoku University()
2nd Author's Name Ryosei KASAI
2nd Author's Affiliation Graduate School of Information Sciences, Tohoku University
3rd Author's Name Matias KORMAN
3rd Author's Affiliation Graduate School of Information Sciences, Tohoku University
4th Author's Name Takeshi TOKUYAMA
4th Author's Affiliation Graduate School of Information Sciences, Tohoku University
Date 2009-10-16
Paper # COMP2009-32
Volume (vol) vol.109
Number (no) 235
Page pp.pp.-
#Pages 8
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