public double[] H()
{
int m = x.GetLength(0);
double[] z = new double[m];
for (int i = 0; i < m; i++)
{
double[] x_vector = MLMath.GetVector(x, 0, i);
z[i] = MLMath.ItemMultiplyAndSum(Theta, x_vector);
}
return(MLMath.ItemCalculate(z, c => MLMath.Sigmoid(c)));
}
public static double H(double[] x, double[] theta)
{
double z = MLMath.ItemMultiplyAndSum(x, theta);
return(MLMath.Sigmoid(z));
}
public double H(double[] x)
{
double z = MLMath.ItemMultiplyAndSum(Theta, x);
return(MLMath.Sigmoid(z));
}
public void SigmoidTest()
{
Debug.Print(MLMath.Sigmoid(5).ToString());
}