274 search results - page 5 / 55 » Natural Image Utility Assessment Using Image Contours |
ICIP
2001
IEEE
14 years 9 months ago
2001
IEEE
A common problem in most active contour methods is that the recursive searching scheme can only return a local optimal solution. Furthermore, the internal energy of the snake is n...
PCM
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. Automatic liver segmentation from abdominal computed tomography (CT) images is one of the most important steps for computeraided diagnosis (CAD) for liver CT. However, th...
CVPR
1997
IEEE
12 years 3 months ago
1997
IEEE
Snakes, or active contours, are used extensively in computer
vision and image processing applications, particularly
to locate object boundaries. Problems associated with
initial...
PAMI
2006
13 years 7 months ago
2006
In this paper we introduce new type of variational segmentation cost functions and associated active contour methods that are based on pairwise similarities or dissimilarities of t...
MVA
2008
13 years 7 months ago
2008
This paper presents a new graph cut-based multiple active contour algorithm to detect optimal boundaries and regions in images without initial contours and seed points. The task of...