particle swarm optimiztion 基本例句 粒子群算法 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。 This paper proposes a particle swarm optimization based on local and global combined search.提出一种基于局部与全局搜索相结合的粒子群算法。