602 search results - page 12 / 121 » gradient vector flow |
SIAMSC
2008
13 years 9 months ago
2008
In this paper, we propose an efficient and accurate numerical method for computing the ground state of spin-1 Bose
COMPUTING
2004
13 years 9 months ago
2004
The presented image registration method uses a regularized gradient flow to correlate the intensities in two images. Thereby, an energy functional is successively minimized by des...
BMVC
1998
13 years 11 months ago
1998
When using a gradient-basedmethod to determine the optical flow field for an image sequence, it is generally appreciated that some spatial pre-filtering of the images is usually n...
IJCV
2007
13 years 9 months ago
2007
This paper tackles an important aspect of the variational problem underlying active contours: optimization by gradient flows. Classically, the definition of a gradient depends d...
ICCV
2005
IEEE
14 years 3 months ago
2005
IEEE
We wish to endow the manifold M of smooth curves in lRn with a Riemannian metric that allows us to treat continuous morphs (homotopies) between two curves c0 and c1 as trajectorie...