157 search results - page 18 / 32 » 3D surface filtering using spherical harmonics |
ICCV
2003
IEEE
14 years 9 months ago
2003
IEEE
Previous studies have demonstrated that the appearance of an object under varying illumination conditions can be represented by a low-dimensional linear subspace. A set of basis i...
CVPR
2008
IEEE
14 years 9 months ago
2008
IEEE
We present a new 3D scanning method using modulated phase-shifting. Optical scanning of complex objects or scenes with significant global light transport, such as subsurface scatt...
ISBI
2006
IEEE
14 years 8 months ago
2006
IEEE
In brain imaging, cortical data such as the cortical thickness, cortical surface curvatures and surface coordinates have been mapped to a unit sphere for the purpose of visualizat...
SCALESPACE
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. We present a technique for texture mapping arbitrary sphere-like surfaces with minimal distortions by spherical embedding. The embedding is computed using spherical multi...
ISBI
2006
IEEE
14 years 1 months ago
2006
IEEE
We have described previously a method of automatically constructing statistical models of shape. The method treats model-building as an optimisation problem by re-parameterising ea...