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
13 years 9 months 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
14 years 9 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
13 years 11 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
14 years 9 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...