Sciweavers

2638 search results - page 253 / 528
» Random Geometric Complexes
Sort
View
RT
2000
Springer
15 years 10 months ago
Direct Ray Tracing of Displacement Mapped Triangles
We present an algorithm for ray tracing displacement maps that requires no additional storage over the base model. Displacement maps are rarely used in ray tracing due to the cost...
Brian E. Smits, Peter Shirley, Michael M. Stark
ICOST
2010
Springer
15 years 8 months ago
Object Recognition and Ontology for Manipulation with an Assistant Robot
This article presents a service robotic system for people loosing their autonomy developed at CEA LIST. In the past on SAM robot, we have developed a method for automatic manipulat...
Hélène Vorobieva, Mariette Soury, Pa...
COMPGEOM
2005
ACM
15 years 8 months ago
Inequalities for the curvature of curves and surfaces
In this paper, we bound the difference between the total mean curvatures of two closed surfaces in R3 in terms of their total absolute curvatures and the Fr´echet distance betwee...
David Cohen-Steiner, Herbert Edelsbrunner
COMPGEOM
2008
ACM
15 years 8 months ago
Arrangements of geodesic arcs on the sphere
This movie illustrates exact construction and maintenance of arrangements induced by arcs of great circles embedded on the sphere, also known as geodesic arcs, and exact computati...
Efi Fogel, Ophir Setter, Dan Halperin
COMPGEOM
2008
ACM
15 years 8 months ago
Reeb spaces of piecewise linear mappings
Generalizing the concept of a Reeb graph, the Reeb space of a multivariate continuous mapping identifies points of the domain that belong to a common component of the preimage of ...
Herbert Edelsbrunner, John Harer, Amit K. Patel