315 search results - page 5 / 63 » Momentum Based Optimization Methods for Level Set Segmentati... |
TITB
2011
13 years 2 months ago
2011
— Ultrasound images segmentation is a difficult problem due to speckle noise, low contrast and local changes of intensity. Intensity based methods do not perform particularly we...
SIAMIS
2011
12 years 10 months ago
2011
In this paper we propose an active contour model for segmentation based on the Chan-Vese model. The new model can capture inherent sharp features, i.e., the sharp corners of object...
TIP
2008
13 years 7 months ago
2008
In current level set image segmentation methods, the number of regions is assumed to known beforehand. As a result, it remains constant during the optimization of the objective fun...
ICCV
2005
IEEE
14 years 9 months ago
2005
IEEE
We propose a novel approach for shape-based segmentation based on a specially designed level set function format. This format permits us to better control the process of object re...
ICPR
2008
IEEE
14 years 8 months ago
2008
IEEE
The segmentation and analysis of blood vessels has received much attention in the research community. The results aid numerous applications for diagnosis and treatment of vascular...