matlab实现了五类灰色关联度模型的计算,可以实现模式识别领域的数据的分类及回归，利用最小二乘算法实现对三维平面的拟合。- matlab implements five gray correlation degree computing model, You can achieve data classification and regression pattern recognition, Least-squares algorithm to fit a three-dimensional

最小二乘法对于参数拟合的MATLAB程序(MATLAB program of least square method for parameter fitting)