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» The Multi-radius Cover Problem
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COCOON
2004
Springer
14 years 4 months ago
An Approximation Algorithm for Weighted Weak Vertex Cover Problem in Undirected Graphs
The problem of efficiently monitoring the network flow is regarded as the one to find out the minimum weighted weak vertex cover set for a given graph G = (V, E) with weight func...
Yong Zhang, Hong Zhu
MP
1998
109views more  MP 1998»
13 years 10 months ago
Rounding algorithms for covering problems
In the last 25 years approximation algorithms for discrete optimization problems have been in the center of research in the fields of mathematical programming and computer science...
Dimitris Bertsimas, Rakesh V. Vohra
IPL
2011
112views more  IPL 2011»
13 years 5 months ago
Improved approximation algorithms for minimum AND-circuits problem via k-set cover
Arpe and Manthey [Algorithmica’09] recently studied the minimum ANDcircuit problem, which is a circuit minimization problem, and showed some results including approximation algo...
Hiroki Morizumi
FSTTCS
2009
Springer
14 years 5 months ago
The Covering and Boundedness Problems for Branching Vector Addition Systems
The covering and boundedness problems for branching vector addition systems are shown complete for doubly-exponential time.
Stéphane Demri, Marcin Jurdzinski, Oded Lac...
ICALP
2004
Springer
14 years 4 months ago
The Minimum-Entropy Set Cover Problem
We study graph orientations that minimize the entropy of the in-degree sequence. The problem of finding such an orientation is an interesting special case of the minimum entropy ...
Eran Halperin, Richard M. Karp