414 search results - page 23 / 83 » Sobolev Active Contours |
CVPR
2010
IEEE
13 years 6 months ago
2010
IEEE
We present a region-based active contour detection algorithm for objects that exhibit relatively homogeneous photometric characteristics (e.g. smooth color or gray levels), embedd...
ICIP
2005
IEEE
14 years 11 months ago
2005
IEEE
Using the framework of higher-order active contours, we present a new quadratic continuation energy for the extraction of line networks (e.g. road, hydrographic, vascular) in the ...
MICCAI
1998
Springer
14 years 2 months ago
1998
Springer
This paper presents a method for automatic segmentation of the tibia and femur in clinical magnetic resonance images of knees. Texture information is incorporated into an active co...
SSIAI
2002
IEEE
14 years 2 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 ...
CVPR
2005
IEEE
14 years 12 months ago
2005
IEEE
Recently, nonlinear shape models have been shown to improve the robustness and flexibility of segmentation. In this paper, we propose Shape Regularized Active Contour (ShRAC) that...