448 search results - page 61 / 90 » Fast and robust active contours for image segmentation |
MICCAI
1999
Springer
13 years 12 months ago
1999
Springer
Abstract. A central problem in the analysis of functional magnetic resonance imaging (fMRI) data is the reliable detection and segmentation of activated areas. Often this goal is a...
BILDMED
2007
13 years 9 months ago
2007
The software-assisted planning of radiofrequency-ablation of liver tumors calls for robust and fast methods to segment the tumor and surrounding vascular structures from clinical d...
FGR
2008
IEEE
14 years 2 months ago
2008
IEEE
Active shape model (ASM) statistically represents a shape by a set of well-defined landmark points and models object variations using principal component analysis (PCA). However, ...
ICIP
2006
IEEE
14 years 9 months ago
2006
IEEE
Traditional snakes, or active contours, are planar parametric curves. Their parameters are determined by optimizing the weighted sum of three energy terms: one depending on the dat...
ICIP
2003
IEEE
14 years 9 months ago
2003
IEEE
This article addresses the problem of road extraction from new high resolution satellite images. The proposed algorithm is divided in two sequential modules : a topologically corr...