32 search results - page 2 / 7 » Q-Warping: Direct Computation of Quadratic Reference Surface... |
Publication
We propose to combine a triangular element surface model with a linearized reflectance map to formulate the shape-from-shading problem. The main idea is to approximate a smooth sur...
VISSYM
2007
15 years 1 days ago
2007
Expressive and efficient visualizations of complex vascular structures are essential for medical applications, such as diagnosis and therapy planning. A variety of techniques has ...
ICCV
2001
IEEE
15 years 11 months ago
2001
IEEE
Capturing surface appearance is important for a large number of applications. Appearance of real world surfaces is dif?cult to model as it varies with the direction of illuminatio...
SIGGRAPH
1996
ACM
15 years 1 months ago
1996
ACM
Creating freeform surfaces is a challenging task even with advanced geometric modeling systems. Laser range scanners offer a promising alternative for model acquisition--the 3D sc...
CVPR
2005
IEEE
15 years 11 months ago
2005
IEEE
We present a photometric stereo method for non-diffuse materials that does not require an explicit reflectance model or reference object. By computing a data-dependent rotation of...