5595 search results - page 91 / 1119 » Approximation Algorithms for Clustering Problems |
125
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SIAMDM
2008
15 years 4 months ago
2008
A well-known theorem of Nash-Williams and Tutte gives a necessary and sufficient condition for the existence of k edge-disjoint spanning trees in an undirected graph. A corollary o...
143
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FSTTCS
2009
Springer
15 years 11 months ago
2009
Springer
In this paper, we initiate the study of designing approximation algorithms for FaultTolerant Group-Steiner (FTGS) problems. The motivation is to protect the well-studied group-Ste...
152
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RECOMB
2010
Springer
15 years 3 months ago
2010
Springer
We consider the following problem: given a forest of gene family trees on a set of genomes, find a first speciation which splits these genomes into two subsets and minimizes the ...
140
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JUCS
2007
15 years 4 months ago
2007
: An approach to polygonal approximation of regular digital curves based on PSO algorithm is presented. In this paper, each particle corresponds to a candidate solution to the poly...
129
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APPROX
2006
Springer
15 years 8 months ago
2006
Springer
Abstract. In the k-Minimum Common Integer Partition Problem, abbreviated k-MCIP, we are given k multisets X1, . . . , Xk of positive integers, and the goal is to find an integer mu...