144 search results - page 16 / 29 » Converting Level Set Gradients to Shape Gradients |
107
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MICCAI
2003
Springer
15 years 10 months ago
2003
Springer
In this paper we introduce user-defined segmentation constraints within the level set methods. Snake-driven methods are powerful and widely explored techniques for object extractio...
120
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CVPR
2011
IEEE
14 years 1 months ago
2011
IEEE
In this paper, we present a novel technique that enables capturing of detailed 3D models from flash photographs integrating shading and silhouette cues. Our main contribution is ...
BMVC
1998
14 years 10 months ago
1998
This paper presents a new method to extract the 3D shape of objects from 3D gray level images using a bicubic B-spline surface model. Extraction of object shape is achieved throug...
CAD
2004
Springer
14 years 9 months ago
2004
Springer
Solid modeling based on partial differential equations (PDEs) can potentially unify both geometric constraints and functional requirements within a single design framework to mode...
ICIP
2008
IEEE
15 years 3 months ago
2008
IEEE
This paper introduces a novel approach to the problem of active contour-based segmentation through the use of complexvalued wavelets. In traditional active contour-based segmentat...