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CORR
2006
Springer
153views Education» more  CORR 2006»
14 years 10 months ago
A distributed approximation algorithm for the minimum degree minimum weight spanning trees
Fischer proposes in [4] a sequential algorithm to compute a minimum weight spanning tree of maximum degree at most b + logb n in time O n4+1/ln b for any constant b > 1, where ...
Christian Lavault, Mario Valencia-Pabon
CORR
2006
Springer
110views Education» more  CORR 2006»
14 years 10 months ago
Methods for Partitioning Data to Improve Parallel Execution Time for Sorting on Heterogeneous Clusters
The aim of the paper is to introduce general techniques in order to optimize the parallel execution time of sorting on a distributed architectures with processors of various speeds...
Christophe Cérin, Jean-Christophe Dubacq, J...
EOR
2007
103views more  EOR 2007»
14 years 9 months ago
Bi-criteria scheduling problems: Number of tardy jobs and maximum weighted tardiness
Consider a single machine and a set of   jobs that are available for processing at time 0. Job ¡ has a processing time ¢¤£ , a due date ¥¦£ and a weight §¨£ . We consid...
Yumei Huo, Joseph Y.-T. Leung, Hairong Zhao
EOR
2007
159views more  EOR 2007»
14 years 9 months ago
Solving the semi-desirable facility location problem using bi-objective particle swarm
In this paper, a new model for the semi-obnoxious facility location problem is introduced. The new model is composed of a weighted minisum function to represent the transportation...
Haluk Yapicioglu, Alice E. Smith, Gerry V. Dozier
EOR
2007
84views more  EOR 2007»
14 years 9 months ago
The multi-layered network design problem
act 11 We address the problem of designing a network built on several layers. This problem occurs in practical applications 12 but has not been studied extensively from the point o...
Arnaud Knippel, Benoit Lardeux