144 search results - page 6 / 29 » Converting Level Set Gradients to Shape Gradients |
EMMCVPR
2011
Springer
12 years 7 months ago
2011
Springer
The complex wave representation (CWR) converts unsigned 2D distance transforms into their corresponding wave functions. The underlying motivation for performing this maneuver is as...
CVPR
2008
IEEE
14 years 9 months ago
2008
IEEE
We present a new shape prior segmentation method using graph cuts capable of segmenting multiple objects. The shape prior energy is based on a shape distance popular with level se...
EMMCVPR
2003
Springer
14 years 21 days ago
2003
Springer
Abstract. In this paper we propose a new variational framework for image segmentation that incorporates the information of expected shape and a few points on the boundary into geod...
SIAMSC
2010
13 years 5 months ago
2010
Abstract. In this paper we improve traditional steepest descent methods for the direct minimization of the Gross-Pitaevskii (GP) energy with rotation at two levels. We first defi...
PAMI
2007
13 years 7 months ago
2007
—In this paper, we present a new model for deformations of shapes. A pseudolikelihood is based on the statistical distribution of the gradient vector field of the gray level. The...