144 search results - page 2 / 29 » Converting Level Set Gradients to Shape Gradients |
SCIA
2009
Springer
13 years 12 months ago
2009
Springer
Abstract. Level set methods are a popular way to solve the image segmentation problem in computer image analysis. A contour is implicitly represented by the zero level of a signed ...
TITB
2002
13 years 4 months ago
2002
The class of geometric deformable models, also known as level sets, has brought tremendous impact to medical imagery due to its capability of topology preservation and fast shape r...
BILDMED
2008
13 years 6 months ago
2008
For the planning of surgical interventions of the spine exact knowledge about 3D shape and the local bone quality of vertebrae are of great importance in order to estimate the anch...
CVPR
2006
IEEE
14 years 7 months ago
2006
IEEE
Shape symmetry is an important cue for image understanding. In the absence of more detailed prior shape information, segmentation can be significantly facilitated by symmetry. How...
VMV
2008
13 years 6 months ago
2008
Median averaging is a powerful averaging concept on sets of vector data in finite dimensions. A generalization of the median for shapes in the plane is introduced. The underlying ...