用matlab实现的最小二乘拟合圆，能输出半斤，圆心坐标，拟合误差-a program for cirfit

实现最通过matlab编程对波速比结果数据实现最小二乘拟合功能-To achieve the most by matlab programming data to achieve the result of the wave velocity than the least squares fitting function

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)