?? linearregression1d.cpp
字號:
//LinearRegression1D.cpp 一元線性回歸分析
#include <iostream> //模板類輸入輸出流iostream標準頭文件
#include <valarray> //模板類valarray的標準頭文件
#include <Statistic.h> //數據處理與回歸分析頭文件
using namespace std; //名字空間
void main(void)
{
valarray<long double> a(2);
valarray<long double> dt(6);
long double x0(192), h(2);
long double x[11] =
{
0.0,0.1,0.2,0.3,0.4,0.5,0.6,0.7,0.8,0.9,1.0
};
long double y[11] =
{
2.75,2.84,2.965,3.01,3.20,3.25,3.38,3.43,3.55,3.66,3.74
};
valarray<long double> xx(x, 11);
valarray<long double> yy(y, 11);
LinearRegression1D(xx, yy, a, dt);
cout << endl << "a = " << a[1] << "\t b = " << a[0] << endl;
cout << endl << "q = " << dt[0] << "\t s = " << dt[1];
cout << "\t p = " << dt[2] << endl;
cout << endl << "umax = " << dt[3] << "\t umin = " << dt[4];
cout << "\t u = " << dt[5] << endl;
}
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