jengqen_v26

代码说明：

  基于K均值的PSO聚类算法,包含收发两个客户端的链路级通信程序,该函数用来计算任意函数的一阶偏导数(数值方法)。( K-means clustering algorithm based on the PSO, Contains two clients receive link-level communications program, This function is used to calculate the arbitrary function of the first order partial derivative (numerical methods).)