37 search results - page 4 / 8 » Measuring Elongation from Shape Boundary |
SSIAI
2000
IEEE
14 years 2 months ago
2000
IEEE
In this paper we propose a new approach to shape recognition based on the wavelet transform modulus maxima. And apply it to the problem of content-based indexing and retrieval of ...
PAMI
2006
13 years 9 months ago
2006
For shapes represented as closed planar contours, we introduce a class of functionals which are invariant with respect to the Euclidean group and which are obtained by performing i...
ISBI
2002
IEEE
14 years 2 months ago
2002
IEEE
A two-step shape reconstruction method for diffuse optical tomography (DOT) is presented which uses adjoint fields and level sets. The propagation of near-infrared photons in tis...
EMMCVPR
2003
Springer
14 years 3 months 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...
DGCI
2000
Springer
14 years 2 months ago
2000
Springer
Abstract. We present a new algorithm for modeling and characterizing shape changes in 3D image sequences of biomedical structures. Our algorithm tracks the shape changes of the obj...