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» On the worst-case complexity of the silhouette of a polytope
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CCCG
2003
13 years 6 months ago
On the worst-case complexity of the silhouette of a polytope
We give conditions under which the worst-case size of the silhouette of a polytope is sub-linear.
Helmut Alt, Marc Glisse, Xavier Goaoc
ESA
2008
Springer
73views Algorithms» more  ESA 2008»
13 years 7 months ago
On the Size of the 3D Visibility Skeleton: Experimental Results
Abstract. The 3D visibility skeleton is a data structure used to encode global visibility information about a set of objects. Previous theoretical results have shown that for k con...
Linqiao Zhang, Hazel Everett, Sylvain Lazard, Chri...
COMGEO
2007
ACM
13 years 5 months ago
On incremental rendering of silhouette maps of a polyhedral scene
We consider the problem of incrementally rendering a polyhedral scene while the viewpoint is moving. In practical situations the number of geometric primitives to be rendered can ...
Alon Efrat, Leonidas J. Guibas, Olaf A. Hall-Holt,...
COMGEO
1998
ACM
13 years 4 months ago
The union of moving polygonal pseudodiscs - Combinatorial bounds and applications
Let P be a set of polygonal pseudodiscs in the plane with n edges in total translating with xed velocities in xed directions. We prove that the maximumnumber of combinatorial chan...
Mark de Berg, Hazel Everett, Leonidas J. Guibas
AOR
2006
95views more  AOR 2006»
13 years 5 months ago
A New Practically Efficient Interior Point Method for LP
In this paper we briefly review the importance of LP (linear programming), and Dantzig's main contributions to OR (Operations Research), mathematics, and computer science. In...
Katta G. Murty