251 search results - page 17 / 51 » Variance shadow maps |
HPCC
2005
Springer
14 years 27 days ago
2005
Springer
Abstract. Correction of building height effects is a critical step in image interpretation from aerial imagery in urban area. In this paper, an efficient scheme to correct building...
RT
2004
Springer
14 years 22 days ago
2004
Springer
In this paper, we introduce a real-time algorithm to render the rich visual effects of general non-height-field geometric details, known as mesostructure. Our method is based on ...
DGO
2003
13 years 8 months ago
2003
This paper presents our preliminary experimental results on the encountered many problems when producing urban true orthoimages of downtown, where a number of high buildings prese...
GRAPHICSINTERFACE
2003
13 years 8 months ago
2003
We propose a new strategy for raytracing complex scenes without aliasing artifacts. The algorithm intersects anisotropic ray cones with prefiltered surface sample points from a mu...
ACIVS
2006
Springer
14 years 1 months ago
2006
Springer
Abstract. We present an algorithm for interpolating the visible portions of a point cloud that are sampled from opaque objects in the environment. Our algorithm projects point clou...