202 search results - page 23 / 41 » Opacity Shadow Maps |
SIGGRAPH
1996
ACM
13 years 11 months ago
1996
ACM
This paper presents new algorithms and techniques for rendering parametric free-form surfaces in pen and ink. In particular, we introduce the idea of "controlled-density hatc...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
A nonparametric version of the basis pursuit method is developed for field estimation. The underlying model entails known bases, weighted by generic functions to be estimated fro...
3DGIS
2006
Springer
14 years 1 months ago
2006
Springer
Abstract Three-dimensional (3D) building model is one of the most important components in a cyber city implementation and application. This study developed an effective and highly ...
ACCV
2006
Springer
14 years 1 months ago
2006
Springer
In this paper, we propose a new method for face recognition under varying illumination conditions using a single input image. Our method is based on a statistical shape-from-shadin...
SI3D
2005
ACM
14 years 1 months ago
2005
ACM
This paper presents a technique for mapping relief textures onto arbitrary polygonal models in real time. In this approach, the mapping of the relief data is done in tangent space...