QuadraticRegression Class Reference

#include <OpenMS/MATH/STATISTICS/QuadraticRegression.h>

Collaboration diagram for QuadraticRegression:

Public Member Functions
	QuadraticRegression ()
template<typename Iterator >
void	computeRegression (Iterator x_begin, Iterator x_end, Iterator y_begin)
template<typename Iterator >
void	computeRegressionWeighted (Iterator x_begin, Iterator x_end, Iterator y_begin, Iterator w_begin)
double	eval (double x) const
double	getA () const
double	getB () const
	A = the intercept. More...
double	getC () const
	B*X. More...
double	getChiSquared () const
	C*X^2. More...

Static Public Member Functions
static double	eval (double A, double B, double C, double x)

Protected Attributes
double	a_
double	b_
double	c_
double	chi_squared_

Constructor & Destructor Documentation

QuadraticRegression()

QuadraticRegression

(

)

Member Function Documentation

computeRegression()

void computeRegression	(	Iterator	x_begin,
		Iterator	x_end,
		Iterator	y_begin
	)

compute the quadratic regression over 2D points

computeRegressionWeighted()

void computeRegressionWeighted	(	Iterator	x_begin,
		Iterator	x_end,
		Iterator	y_begin,
		Iterator	w_begin
	)

compute the weighted quadratic regression over 2D points

References QuadraticRegression::a_, QuadraticRegression::b_, QuadraticRegression::c_, QuadraticRegression::chi_squared_, and OpenMS::Math::iteratorRange2Wm5Vectors().

eval() [1/2]

static double eval ( double  A, double  B, double  C, double  x  )

static

evaluate using external coefficients

eval() [2/2]

double eval

(

double

x

)

const

evaluate the quadratic function

getA()

double getA

(

)

const

getB()

double getB

(

)

const

A = the intercept.

getC()

double getC

(

)

const

B*X.

getChiSquared()

double getChiSquared

(

)

const

C*X^2.

Member Data Documentation

a_

double a_

protected

Referenced by QuadraticRegression::computeRegressionWeighted().

b_

double b_

protected

Referenced by QuadraticRegression::computeRegressionWeighted().

c_

double c_

protected

Referenced by QuadraticRegression::computeRegressionWeighted().

chi_squared_

double chi_squared_

protected

Referenced by QuadraticRegression::computeRegressionWeighted().