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» Geometric displacement on plane and sphere
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GRAPHICSINTERFACE
2008
14 years 11 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»
14 years 11 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»
14 years 9 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
86
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ICCV
2003
IEEE
15 years 11 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
14 years 9 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...