99 search results - page 1 / 20 » A variational segmentation framework using active contours a... |
SIP
2007
13 years 6 months ago
2007
Segmentation involves separating distinct regions in an image. In this note, we present a novel variational approach to perform this task. We propose an energy functional that nat...
ICIP
2008
IEEE
14 years 6 months ago
2008
IEEE
In this paper, we describe a region-based active contour technique to perform image segmentation. We propose an energy functional that realizes an explicit trade-off between the (...
ICCV
2003
IEEE
14 years 6 months ago
2003
IEEE
We consider the problem of image segmentation using active contours through the minimization of an energy criterion involving both region and boundary functionals. These functiona...
JMIV
2007
13 years 4 months ago
2007
A variational approach to image or video segmentation consists in defining an energy depending on local or global image characteristics, the minimum of which being reached for ob...
PAMI
2006
13 years 4 months ago
2006
In this paper we introduce new type of variational segmentation cost functions and associated active contour methods that are based on pairwise similarities or dissimilarities of t...