116 search results - page 9 / 24 » Sparse topological data recovery in medical images |
IPMI
2005
Springer
14 years 8 months ago
2005
Springer
We propose a technique to accurately correct the spherical topology of cortical surfaces. We construct a mapping from the original surface onto the sphere to detect topological def...
ISVD
2010
IEEE
13 years 6 months ago
2010
IEEE
—In this paper, we present a Delaunay refinement algorithm for meshing 3D medical images. We prove that (a) all the tetrahedra of the output mesh have radius-edge ratio less tha...
ISBI
2007
IEEE
14 years 1 months ago
2007
IEEE
We address the problem of exact signal recovery in frequency domain optical coherence tomography (FDOCT) systems. Our technique relies on the fact that, in a spectral interferomet...
CVPR
2005
IEEE
14 years 9 months ago
2005
IEEE
This paper presents a novel method for reconstructing complex 3D objects with unknown topology using silhouettes extracted from image sequences. This method exploits the duality p...
MICCAI
2006
Springer
14 years 8 months ago
2006
Springer
Nonlinear image registration is a prerequisite for a variety of medical image analysis tasks. A frequently used registration method is based on manually or automatically derived po...