Solving Vehicle Routing Problems Using Constraint Programming and Metaheuristics
Journal of Heuristics
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The paper establishes the mathematical model about the vehicles routing problem (VRP) of transporting dangerous goods in Zhengzhou Coal Material Supply and Marketing Company. Then, use artificial fish swarm algorithm to explore the optimal solution of the VRP. The algorithm first initializes a group of artificial fishes, and a repair operator guarantee the current state of each artificial fish represents a feasible distribution scheme and then these artificial fishes find the globally optimal solution through implementation of the designed random behavior, and behaviors of prey, swarm and follow. At last, it compares with sweep algorithm and genetic algorithm and the results show the validity of artificial fish swarm algorithm.