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» Approximation of the Quadratic Set Covering problem
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DISOPT
2007
104views more  DISOPT 2007»
13 years 11 months ago
Approximation of the Quadratic Set Covering problem
Bruno Escoffier, Peter L. Hammer
COR
2006
122views more  COR 2006»
13 years 11 months ago
Experimental Analysis of Approximation Algorithms for the Vertex Cover and Set Covering Problems
Several approximation algorithms with proven performance guarantees have been proposed to find approximate solutions to classical combinatorial optimization problems. However, the...
Fernando C. Gomes, Cláudio Nogueira de Mene...
ICIP
2002
IEEE
15 years 18 days ago
Fitting smooth surfaces to scattered 3D data using piecewise quadratic approximation
The approximation of surfaces to scattered data is an important problem encountered in a variety of scientific applications, such as reverse engineering, computer vision, computer...
Hélio Pedrini, Murilo Vicente Gonçal...
SIAMCOMP
1998
137views more  SIAMCOMP 1998»
13 years 10 months ago
Primal-Dual RNC Approximation Algorithms for Set Cover and Covering Integer Programs
We build on the classical greedy sequential set cover algorithm, in the spirit of the primal-dual schema, to obtain simple parallel approximation algorithms for the set cover probl...
Sridhar Rajagopalan, Vijay V. Vazirani
ICALP
2001
Springer
14 years 3 months ago
Approximation Algorithms for Partial Covering Problems
We study the generalization of covering problems to partial covering. Here we wish to cover only a desired number of elements, rather than covering all elements as in standard cov...
Rajiv Gandhi, Samir Khuller, Aravind Srinivasan