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ANALYSIS ON THEORETICAL BOUNDS FOR APPROXIMATING DOMINATING SET PROBLEMS
THEORETICAL DOMINATING SET
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2012/11/30
Connected Dominating Set is widely used as virtual backbone in wireless networks to improve network performance and optimize routing protocols. Based on special characteristics of ad-hoc and sensor ne...
A 5 C -approximation algorithm for minimum weighted dominating set in unit disk graph
Approximation algorithm Dominating set Weighted unit disk graph
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2012/11/30
We study the minimum weight dominating set problem in weighted unit disk graph, and give a polynomial time algorithm with approximation ratio 5 C , improving the previous best result of 6 C in [Yao...