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CCCG
2003
15 years 9 months ago
Decomposing Polygons Into Diameter Bounded Components
A decomposition of a polygon P is a set of polygons whose geometric union is exactly P. We consider the problem of decomposing a polygon, which may contain holes, using subpolygon...
Chris Worman
WSC
2001
15 years 8 months ago
Constrained Monte Carlo and the method of control variates
A constrained Monte Carlo problem arises when one computes an expectation in the presence of a priori computable constraints on the expectations of quantities that are correlated ...
Roberto Szechtman, Peter W. Glynn
ACL
1994
15 years 8 months ago
On Determining the Consistency of Partial Descriptions of Trees
1 We examine the consistency problem for descriptions of trees based on remote dominance, and present a consistency-checking algorithm which is polynomial in the number of nodes in...
Tom Cornell
ECAI
2010
Springer
15 years 8 months ago
Verifying Properties of Infinite Sequences of Description Logic Actions
The verification problem for action logic programs with non-terminating behaviour is in general undecidable. In this paper, we consider a restricted setting in which the problem be...
Franz Baader, Hongkai Liu, Anees ul Mehdi
CORR
2010
Springer
103views Education» more  CORR 2010»
15 years 7 months ago
Improved Approximation for Guarding Simple Galleries from the Perimeter
We provide an O(log log OPT)-approximation algorithm for the problem of guarding a simple polygon with guards on the perimeter. We first design a polynomial-time algorithm for bui...
James King, David G. Kirkpatrick