It is a Group search optimization program code and the result is good.

Abstract：An improved GSO (Group Search Optimizer)Algorithm with predictive model is introduced in this paper． MATLAB implementation of the improved Group Search Optimizer Al gorithm is described in detail．This paper in

群搜索算法 萤火虫群搜索算法-group search algorithm

使用改进群搜索算法对种群进行优化，运用在电力系统中效果显著。-Using improved search algorithm to optimize a population group, used in power system.