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IPCO
2004
14 years 11 months ago
2004
Abstract. We study two-stage, finite-scenario stochastic versions of several combinatorial optimization problems, and provide nearly tight approximation algorithms for them. Our pr...
SIAMJO
2010
14 years 4 months ago
2010
We propose a Newton-CG primal proximal point algorithm for solving large scale log-determinant optimization problems. Our algorithm employs the essential ideas of the proximal poi...
JCAM
2011
14 years 26 days ago
2011
In this paper we discuss multiperiod portfolio selection problems related to a speci…c provisioning problem. Our results are an extension of Dhaene et al. (2005), where optimal ...
CEC
2007
IEEE
2007
IEEE
Flexibility of design variables to pareto-optimal solutions in multi objective optimization problems
14 years 11 months ago
Abstract— In this paper, we propose the concept of the flexibility of design variables to Pareto-optimal solutions in MultiObjective Optimization problems. In addition, we intro...
AEI
2004
14 years 10 months ago
2004
This research applies the meta-heuristic method of ant colony optimization (ACO) to an established set of vehicle routing problems (VRP). The procedure simulates the decision-maki...