中文说明：本代码比较了在四种不同特征值扩散度情况下RLS算法的学习曲线，即其收敛速度跟集平均平方误差-This code compares the different characteristics of the four cases the value of diffusivity RLS algorithm learning curve, that is, its convergence rate set with the average square error
English Description：
This code compares the different characteristics of the four cases the value of diffusivity RLS algorithm learning curve, that is, its convergence rate set with the average square error