414 search results - page 9 / 83 » Sobolev Active Contours |
ICCV
2005
IEEE
14 years 3 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...
CVPR
2005
IEEE
14 years 11 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...
ICIP
2001
IEEE
14 years 11 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...
CVPR
2009
IEEE
15 years 5 months ago
2009
IEEE
Active contours is a popular technique for image segmentation.
However, active contour tend to converge to the
closest local minimum of its energy function and often requires
a ...
ICCTA
2007
IEEE
14 years 4 months ago
2007
IEEE
— Active contours are very widely used in computer vision problems. Their usage has a typical problem, that of bunching together of curve points. This becomes apparent especially...