37 MatrixXd i= cov.inverse();
38 double squared=a.transpose()*i*a;
51 a=1./(2*M_PI*s1*s2*sqrt(1-rho*rho));
53 c=pow(x(0)-m(0),2)/(s1*s1);
54 d=pow(x(1)-m(1),2)/(s2*s2);
55 e=(2*rho*(x(0)-m(0))*(x(1)-m(1)))/(s1*s2);
57 double f = a*exp(-b*(c+d-e));
double mahalanobis(Vector2d &y, Vector2d &mean, Matrix2d &cov)
double biVariatePDF(Vector2d &x, Vector2d &m, Matrix2d &cov)
Distance metrics declaration.