66 search results - page 4 / 14 » Contouring Discrete Indicator Functions |
ASAP
2005
IEEE
13 years 11 months ago
2005
IEEE
The Radon transform (RT) is a widely studied algorithm used to perform image pattern extraction in fields such as computer graphics, medical imagery, and avionics. Real-time impl...
VISUALIZATION
1996
IEEE
13 years 10 months ago
1996
IEEE
This can be a costly operation. When the data is arranged according to its three-dimensional coordinates, calculating the contour surfaces requires examining each data cell. Avoidi...
Publication
"This paper presents an efficient algorithm for solving one sort of region-based active contour models, i.e. the active contours without edges model. We develop the link betwe...
MOC
1998
13 years 5 months ago
1998
By splitting a given singular function into a relatively smooth part and a specially structured singular part, it is shown how the traditional Fourier method can be modified to gi...
CVPR
2003
IEEE
14 years 7 months ago
2003
IEEE
This paper studies the problem of combining region and boundary cues for natural image segmentation. We employ a large database of manually segmented images in order to learn an o...