College of Systems Engineering National University of Defense Technology Changsha 410000 China;
School of Information Science and Engineering Hunan Institute of Science and Technology Yueyang 414000 China;
College of Systems Engineering National University of Defense Technology Changsha 410000 China;
Ant colony optimization(ACO); artificial bee colony(ABC); artificial fish swarm(AFS); bacterial foraging optimization(BFO); optimization; particle swarm optimization(PSO); swarm intelligence;