6 search results - page 1 / 2 » Designing Spatially Coherent Minimizing Flows for Variationa... |
ICCV
2005
IEEE
14 years 6 months ago
2005
IEEE
This paper tackles an important aspect of the variational problems involving active contours, which has been largely overlooked so far: the optimization by gradient flows. Classic...
IJCV
2007
13 years 4 months ago
2007
This paper tackles an important aspect of the variational problem underlying active contours: optimization by gradient flows. Classically, the definition of a gradient depends d...
CVPR
2006
IEEE
13 years 8 months ago
2006
IEEE
Segmentation of ultrasound images is often a very challenging task due to speckle noise that contaminates the image. It is well known that speckle noise exhibits an asymmetric dis...
SSIAI
2002
IEEE
13 years 9 months ago
2002
IEEE
This paper introduces an active contour or snakebased method for tracking cells within a video sequence. Specifically, we apply our cell tracking techniques to rolling leukocytes ...
EMMCVPR
2001
Springer
13 years 9 months ago
2001
Springer
A number of geometric active contour and surface models have been proposed for shape segmentation in the literature. The essential idea is to evolve a curve (in 2D) or a surface (i...