粒子群优化算法，模仿鸟群飞行觅食行为，通过鸟群集体协作而使群体达到最优。算法首先初始化一群随机粒子，然后通过迭代找到最优解。-Particle swarm optimization algorithm, imitate birds flying foraging behavior, through the flock collective collaboration to achieve the optimal group.Algorithm first initialize a group o