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PPSN
2010
Springer
13 years 3 months ago
Improved Dynamic Lexicographic Ordering for Multi-Objective Optimisation
Abstract. There is a variety of methods for ranking objectives in multiobjective optimization and some are difficult to define because they require information a priori (e.g. esta...
Juan Pedro Castro Gutiérrez, Dario Landa-Si...
CONSTRAINTS
2000
96views more  CONSTRAINTS 2000»
13 years 5 months ago
A Comparison of Traditional and Constraint-based Heuristic Methods on Vehicle Routing Problems with Side Constraints
The vehicle routing problem (VRP) is a variant of the familiar travelling salesperson problem (TSP). In the VRP we are to perform a number of visits, using a number of vehicles of ...
Philip Kilby, Patrick Prosser, Paul Shaw
ECAI
2006
Springer
13 years 9 months ago
Time Constrained VRP: An Agent Environment-Perception Model
In this paper, we present a multiagent model in which agents have a perception upon their shared environment, a measure is associated to the agents' perception field. We apply...
Mahdi Zargayouna
HM
2007
Springer
180views Optimization» more  HM 2007»
13 years 9 months ago
Empirical Analysis of Two Different Metaheuristics for Real-World Vehicle Routing Problems
We present two hybrid Metaheuristics, a hybrid Iterated Local Search and a hybrid Simulated Annealing, for solving real-world extensions of the Vehicle Routing Problem with Time Wi...
Tonci Caric, Juraj Fosin, Ante Galic, Hrvoje Gold,...
NETWORKS
2008
13 years 5 months ago
New dynamic programming algorithms for the resource constrained elementary shortest path problem
The resource-constrained elementary shortest path problem arises as a pricing subproblem in branch-and-price algorithms for vehicle routing problems with additional constraints. W...
Giovanni Righini, Matteo Salani