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GRAPHICSINTERFACE
2008
13 years 6 months ago
Geometric displacement on plane and sphere
This paper describes a new algorithm for geometric displacement mapping. Its key idea is that all occluded solutions for an eye ray lie in two-dimensional manifolds perpendicular ...
Elodie Fourquet, William Cowan, Stephen Mann
VMV
2004
167views Visualization» more  VMV 2004»
13 years 6 months ago
Rendering and Simulation of Liquid Foams
In this paper we present a technique for rendering and simulating liquid foams in real time using GPUs [11, 12]. The goal is to have bubbles meeting physical properties when inter...
Martin Sunkel, Jan Kautz, Hans-Peter Seidel
SIAMIS
2008
124views more  SIAMIS 2008»
13 years 4 months ago
Area Distances of Convex Plane Curves and Improper Affine Spheres
The area distance to a convex plane curve is an important concept in computer vision. In this paper we describe a strong link between area distances and improper affine spheres. Th...
Marcos Craizer, Moacyr Alvim, Ralph Teixeira
ICCV
2003
IEEE
14 years 6 months ago
Catadioptric Camera Calibration Using Geometric Invariants
Central catadioptric cameras are imaging devices that use mirrors to enhance the field of view while preserving a single effective viewpoint. In this paper, we propose a novel met...
Xianghua Ying, Zhanyi Hu
CAD
2000
Springer
13 years 4 months ago
Error propagation in geometric constructions
In this paper we consider error propagation in geometric constructions from a geometric viewpoint. First we study affine combinations of convex bodies: This has numerous examples ...
Johannes Wallner, Rimvydas Krasauskas, Helmut Pott...