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» The Set Cover with Pairs Problem
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JACM
1998
88views more  JACM 1998»
13 years 8 months ago
A Threshold of ln n for Approximating Set Cover
Given a collection Ᏺ of subsets of S ϭ {1, . . . , n}, set cover is the problem of selecting as few as possible subsets from Ᏺ such that their union covers S, and max k-cover ...
Uriel Feige
SOICT
2010
13 years 3 months ago
Constraint-based local search for solving non-simple paths problems on graphs: application to the routing for network covering p
Routing problems have been considered as central problems in the fields of transportation, distribution and logistics. LS(Graph) is a generic framework allowing to model and solve...
Pham Quang Dung, Phan-Thuan Do, Yves Deville, Tuon...
CORR
2011
Springer
146views Education» more  CORR 2011»
13 years 4 months ago
An Implicit Cover Problem in Wild Population Study
In an implicit combinatorial optimization problem, the constraints are not enumerated explicitly but rather stated implicitly through equations, other constraints or auxiliary alg...
Mary V. Ashley, Tanya Y. Berger-Wolf, Wanpracha Ar...
SIROCCO
2010
13 years 10 months ago
On the Impact of Local Taxes in a Set Cover Game
Given a collection C of weighted subsets of a ground set E, the set cover problem is to find a minimum weight subset of C which covers all elements of E. We study a strategic game ...
Bruno Escoffier, Laurent Gourvès, Jé...
ICCTA
2007
IEEE
14 years 3 months ago
Covering a Set of Points in a Plane Using Two Parallel Rectangles
We consider the problem of finding two parallel rectangles, in arbitrary orientation, covering a given set of n points in a plane, such that the area of the larger rectangle is m...
Chandan Saha, Sandip Das