partical swarm algorithm的用法和样例：
例句
- A particle swarm algorithm is presented to solve the multi-constraint Knapsack problem.
为采用改进粒子群算法求解多约束背包问题。 - The PSO algorithm is improved to make it more intelligent, which is used in mute planning of the cruise missile.
对近年来出现的粒子群算法进行了改进以使其更具智能化，将它应用于巡航导弹路径规划问题，并进行了仿真计算。
