437 search results - page 18 / 88 » Geodesic Active Contours |
161
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ICDAR
2009
IEEE
14 years 11 months ago
2009
IEEE
Segmentation of ancient documents is challenging. In the worst cases, text characters become fragmented as the results of strong degradation processes. New active contour methods ...
140
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ICCV
2007
IEEE
16 years 3 months ago
2007
IEEE
In this paper, we present a new method for segmenting closed contours and surfaces. Our work builds on a variant of the Fast Marching algorithm. First, an initial point on the des...
102
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ICCV
2005
IEEE
15 years 7 months ago
2005
IEEE
The representation and modelling of regions is an important topic in computer vision. In this paper, we represent a region via a level set of a ‘phase field’ function. The fu...
135
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CVPR
2005
IEEE
16 years 3 months ago
2005
IEEE
Geometric active contours are formulated in a manner which is parametrization independent. As such, they are amenable to representation as the zero level set of the graph of a hig...
107
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ICIP
2001
IEEE
16 years 3 months ago
2001
IEEE
Video segmentation is among the most important challenges of video processing and compression (MPEG-4 and MPEG-7). A drawback of classical methods is the computational cost due to...