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» Approximability of Minimum AND-Circuits
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COCOON
2005
Springer
14 years 3 months ago
A Tight Analysis of the Maximal Matching Heuristic
We study the worst-case performance of the maximal matching heuristic applied to the Minimum Vertex Cover and Minimum Maximal Matching problems, through a careful analysis of tigh...
Jean Cardinal, Martine Labbé, Stefan Langer...
FOCS
1996
IEEE
14 years 2 months ago
Path Coloring on the Mesh
In the minimum path coloring problem, we are given a list of pairs of vertices of a graph. We are asked to connect each pair by a colored path. Paths of the same color must be edg...
Yuval Rabani
COCOON
2006
Springer
14 years 1 months ago
A PTAS for Cutting Out Polygons with Lines
We present a simple O(m+n6 / 12 ) time (1+ )-approximation algorithm for the problem of cutting a convex n-gon out of a convex m-gon with line cuts of minimum total cutting length....
Sergey Bereg, Ovidiu Daescu, Minghui Jiang
EOR
2008
69views more  EOR 2008»
13 years 10 months ago
On the complexity of optimization over the standard simplex
We review complexity results for minimizing polynomials over the standard simplex and unit hypercube. In addition, we derive new results on the computational complexity of approxi...
E. de Klerk, Dick den Hertog, G. Elabwabi
IJSNET
2007
100views more  IJSNET 2007»
13 years 10 months ago
Fault tolerant topology control for one-to-all communications in symmetric wireless networks
: This paper introduces the problem of fault tolerant topology control for one-to-all communications in symmetric wireless networks. We investigate two algorithms to address the pr...
Feng Wang 0002, Kuai Xu, My T. Thai, Ding-Zhu Du