37 search results - page 4 / 8 » A 3D Shape Descriptor Based on Hadamard Transform and Spheri... |
SMI
2007
IEEE
14 years 19 days ago
2007
IEEE
We address the 3D object retrieval problem using multivariate density-based shape descriptors. Considering the fusion of first and second order local surface information, we cons...
ICPR
2006
IEEE
14 years 7 months ago
2006
IEEE
Using spherical harmonics of an inverse conformal map, we compared hippocampal surfaces of sixteen Alzheimer (AD) and fourteen control subjects. Hippocampal surfaces were conforma...
PAMI
2006
13 years 6 months ago
2006
This paper addresses the problem of rotation estimation directly from images defined on the sphere and without correspondence. The method is particularly useful for the alignment ...
CVPR
2006
IEEE
14 years 8 months ago
2006
IEEE
We propose a novel technique for the registration of 3D point clouds which makes very few assumptions: we avoid any manual rough alignment or the use of landmarks, displacement ca...
PG
1997
IEEE
13 years 10 months ago
1997
IEEE
Recently, animations with deforming objects are frequently used in various Computer Graphics applications. Metamorphosis (or morphing) of three dimensional objects is one of techn...