一个用多项式作最小二乘法拟合的程序，在工程上有广泛的应用。-A polynomial for least squares fitting with the procedures, the project has wide application.

最小二乘法2次曲线拟合应用已有的采样时间点，再现这些点所描述的2次曲线的变化，即求出一个二次曲线方程y=ax2+bx+c这个算法的主要问题也就是如何用给定的数据求方程系数abc-Least squares curve fitting application 2 has a sampling time points, reproduce these points 2 are described the change curve, which obtained a quadratic equatio

最小二乘法数据拟合，自己编写的，编译通过，值得保存-The method of least squares data fitting, I have written and compiled by are worth preserving

最小二乘法matlab程序，用于参数估计，可以用于系统辨识和自适应控制。-Least squares method matlab program for parameter estimation, system identification, and can be used for adaptive control.

基于最小二乘法的模型参数辨识，有注解，可运行-Model parameter identification based on least squares method with annotation and operation