538 search results - page 15 / 108 » Constrained image segmentation from hierarchical boundaries |
TIP
1998
13 years 7 months ago
1998
Accurate segmentation of images is one of the most important objectives in image analysis. The two conventional methods of image segmentation, region based segmentation and bounda...
CVRMED
1997
Springer
13 years 11 months ago
1997
Springer
In this paper we address the problem of extracting geometric models from low contrast volumetric images, given a template or reference shape of that model. We proceed by deforming...
ICIP
2006
IEEE
14 years 9 months ago
2006
IEEE
This study investigates a new multiphase minimization scheme which embeds a simple, efficient partition constraint directly in multiple level set evolution. Starting from an arbit...
PRL
2008
13 years 7 months ago
2008
The classical gradient vector flow (GVF) method suffers from deficiency in the presence of other significant edges adjacent to the real boundary. In this paper, we propose an impr...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
Motion segmentation is a classic and on-going research topic which is an important pre-stage for many video processes. The reliability of the motion field calculation directly dete...