273 search results - page 13 / 55 » Tracing Ray Differentials |
TVCG
1998
13 years 10 months ago
1998
This paper presents a new approach to rendering triangular algebraic free form surfaces. A hierarchical subdivision of the surface with associated tight bounding volumes provides ...
GLOBECOM
2008
IEEE
14 years 5 months ago
2008
IEEE
Abstract—We investigate the reliability of radio channel simulators in capturing the important properties of radio channels throughout a well-specified environment. Indoor envir...
3DPVT
2006
IEEE
14 years 5 months ago
2006
IEEE
We present a new algorithm for improving an available (conservative) estimate of the shape of an object using constraints from ray-tracing. In particular, we exploit incoherences ...
HUC
2003
Springer
14 years 4 months ago
2003
Springer
Context-aware computing in location-aware environments demands the combination of real world position with a computational world model to infer context. We present a novel approach...
VVS
1995
IEEE
14 years 2 months ago
1995
IEEE
We introduce a framework for texturing volumetric objects with displacement maps and texture maps, which are introduced as volume modeling tools. In this framework, an implicit-to...