456 search results - page 58 / 92 » Multiscale Active Contours |
ECCV
2008
Springer
14 years 10 months ago
2008
Springer
In this paper, we present a region-based deformable cylinder model, extending the work on classical region-based active contours and gradient-based ribbon snakes. Defined by a cent...
ICIP
2003
IEEE
14 years 10 months ago
2003
IEEE
This paper presents efficient methods for automatic detection and extraction of blood vessels and optic disc (OD) both of which are two prominent anatomical structures in ocular f...
ICIP
2001
IEEE
14 years 10 months ago
2001
IEEE
In this paper constrained Gradient Vector Flow (GVF) field generation is performed, for fast and accurate unsupervised stereoscopic semantic segmentation. The scheme utilizes the ...
ISBI
2006
IEEE
14 years 9 months ago
2006
IEEE
This paper presents a semi-automatic method for the segmentation and the tracking of the mitral valve leaflet in transesophageal echocardiography. We use two connected active cont...
ECCV
2006
Springer
14 years 10 days ago
2006
Springer
This paper presents a semi-automatic method for tracking the mitral valve leaflet in transesophageal echocardiography. The algorithm requires a manual initialization and then segme...