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COMPUTING
2004
172views more  COMPUTING 2004»
13 years 4 months ago
The Convex Hull of Freeform Surfaces
We present an algorithm for computing the convex hull of freeform rational surfaces. The convex hull problem is reformulated as one of finding the zero-sets of polynomial equation...
Joon-Kyung Seong, Gershon Elber, John K. Johnstone...
SODA
2010
ACM
176views Algorithms» more  SODA 2010»
14 years 2 months ago
Self-improving Algorithms for Convex Hulls
We describe an algorithm for computing planar convex hulls in the self-improving model: given a sequence I1, I2, . . . of planar n-point sets, the upper convex hull conv(I) of eac...
Kenneth L. Clarkson, Wolfgang Mulzer, C. Seshadhri
FAW
2010
Springer
259views Algorithms» more  FAW 2010»
13 years 6 months ago
Adaptive Algorithms for Planar Convex Hull Problems
We study problems in computational geometry from the viewpoint of adaptive algorithms. Adaptive algorithms have been extensively studied for the sorting problem, and in this paper ...
Hee-Kap Ahn, Yoshio Okamoto
CORR
2004
Springer
96views Education» more  CORR 2004»
13 years 4 months ago
Convex Hull of Planar H-Polyhedra
Axel Simon, Andy King
FOCS
2002
IEEE
13 years 9 months ago
Dynamic Planar Convex Hull
Gerth Stølting Brodal, Riko Jacob