1362 search results - page 142 / 273 » Region Based Segmentation Using the Tree of Shapes |
144
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ISBI
2004
IEEE
16 years 4 months ago
2004
IEEE
We propose to segment volumetric brain structures with a level set method including a fuzzy decision in the design of the evolution force. The role of fuzzy logic is to fuse gradi...
119
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SGP
2007
15 years 5 months ago
2007
A deformation invariant representation of surfaces, the GPS embedding, is introduced using the eigenvalues and eigenfunctions of the Laplace-Beltrami differential operator. Notabl...
137
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SIBGRAPI
2006
IEEE
15 years 9 months ago
2006
IEEE
This paper addresses the problem of foreground extraction using active illumination and graph-cut optimization. Our approach starts by detecting image regions that are likely to b...
163
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SMI
2006
IEEE
15 years 9 months ago
2006
IEEE
We discuss a shape representation based on a set of disconnected (planar) polygons. The polygons are computed by creating a BSP that contains approximately linear surface patches ...
116
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SSIAI
2002
IEEE
15 years 8 months ago
2002
IEEE
The aim of this research is to develop new image processing models that can be used to characterize single opacities and opacity density within pre-selected regions of interest (R...