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» Cover Set Problem in Directional Sensor Networks
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CORR
2008
Springer
90views Education» more  CORR 2008»
14 years 9 months ago
An Indirect Genetic Algorithm for Set Covering Problems
This paper presents a new type of genetic algorithm for the set covering problem. It differs from previous evolutionary approaches first because it is an indirect algorithm, i.e. ...
Uwe Aickelin
ISAAC
2004
Springer
137views Algorithms» more  ISAAC 2004»
15 years 2 months ago
The Polymatroid Steiner Problems
The Steiner tree problem asks for a minimum cost tree spanning a given set of terminals S ⊆ V in a weighted graph G = (V, E, c), c : E → R+ . In this paper we consider a genera...
Gruia Calinescu, Alexander Zelikovsky
AAIM
2006
Springer
222views Algorithms» more  AAIM 2006»
15 years 3 months ago
Connected Set Cover Problem and Its Applications
Abstract. We study an extension of the set cover problem, the connected set cover problem, the problem is to find a set cover of minimal size that satisfies some connectivity con...
Tianping Shuai, Xiao-Dong Hu
WINE
2005
Springer
135views Economy» more  WINE 2005»
15 years 3 months ago
On Solving Coverage Problems in a Wireless Sensor Network Using Voronoi Diagrams
Owing to numerous potential applications, wireless sensor networks have been the focus of a lot of research efforts lately. In this note we study one fundamental issue in such net...
Anthony Man-Cho So, Yinyu Ye
SODA
2008
ACM
73views Algorithms» more  SODA 2008»
14 years 11 months ago
Set connectivity problems in undirected graphs and the directed Steiner network problem
Chandra Chekuri, Guy Even, Anupam Gupta, Danny Seg...