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» Shapes as empirical distributions
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ISVD
2010
IEEE
14 years 8 months ago
Alpha Shape Topology of the Cosmic Web
—We study the topology of the Megaparsec Cosmic Web on the basis of the Alpha Shapes of the galaxy distribution. The simplicial complexes of the alpha shapes are used to determin...
Rien van de Weygaert, Erwin Platen, Gert Vegter, B...
CGI
1999
IEEE
15 years 2 months ago
Evolutionary Optimization of Functionally Defined Shapes: Case Study of Natural Optical Objects
This paper focuses on an approach to modeling shapes through the use of evolutionary optimization or genetic algorithms for functionally represented geometric objects. This repres...
Vladimir V. Savchenko, Alexander A. Pasko
CVPR
2004
IEEE
15 years 12 months ago
Restoration of Curved Document Images through 3D Shape Modeling
In this paper, we address the problem of discovering the 3D shape of a book surface from the shading information in a scanned document image. This shapefrom-shading problem is cha...
Zheng Zhang 0003, Chew Lim Tan, Liying Fan
ICRA
2008
IEEE
297views Robotics» more  ICRA 2008»
15 years 4 months ago
Fast 3D reconstruction of human shape and motion tracking by parallel fast level set method
— This paper presents a parallel algorithm of the Level Set Method named the Parallel Fast Level Set Method, and its application for real-time 3D reconstruction of human shape an...
Yumi Iwashita, Ryo Kurazume, Kenji Hara, Seiichi U...
ICBA
2004
Springer
271views Biometrics» more  ICBA 2004»
15 years 3 months ago
Enhance the Alignment Accuracy of Active Shape Models Using Elastic Graph Matching
Active Shape Model (ASM) is one of the most popular methods for image alignment. To improve its matching accuracy, in this paper, ASM searching method is combined with a simplifie...
Sanqiang Zhao, Wen Gao, Shiguang Shan, Baocai Yin