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MOC
1998
83views more  MOC 1998»
13 years 9 months ago
A sweep-plane algorithm for generating random tuples in simple polytopes
Abstract. A sweep-plane algorithm of Lawrence for convex polytope computation is adapted to generate random tuples on simple polytopes. In our method an affine hyperplane is swept ...
Josef Leydold, Wolfgang Hörmann
SMI
1999
IEEE
116views Image Analysis» more  SMI 1999»
14 years 2 months ago
Intersecting Surfaces of Special Types
We present efficient and robust algorithms for intersecting a freeform surface with a ringed surface or a ruled surface. A ringed surface is given as a one-parameter family of cir...
Myung-Soo Kim
GIS
2008
ACM
13 years 11 months ago
Automatic extraction of road intersection position, connectivity, and orientations from raster maps
The road network is one of the most important types of information on raster maps. In particular, the set of road intersection templates, which consists of the road intersection p...
Yao-Yi Chiang, Craig A. Knoblock
SODA
1993
ACM
81views Algorithms» more  SODA 1993»
13 years 11 months ago
Lower Bounds for Set Intersection Queries
Paul F. Dietz, Kurt Mehlhorn, Rajeev Raman, Christ...
FOCS
2006
IEEE
14 years 3 months ago
Algebraic Structures and Algorithms for Matching and Matroid Problems
We present new algebraic approaches for several wellknown combinatorial problems, including non-bipartite matching, matroid intersection, and some of their generalizations. Our wo...
Nicholas J. A. Harvey