TFumiliUnbinLikelihoodFCN Class Reference

#include <TFumiliFCN.h>

Inheritance diagram for TFumiliUnbinLikelihoodFCN:

List of all members.

Public Member Functions
	TFumiliUnbinLikelihoodFCN (const TVirtualFitter &fitter, int strategy=1)
virtual	~TFumiliUnbinLikelihoodFCN ()
double	operator() (const std::vector< double > &) const
	TFumiliUnbinLikelihoodFCN (const TVirtualFitter &fitter, int strategy=1)
virtual	~TFumiliUnbinLikelihoodFCN ()
double	operator() (const std::vector< double > &) const
Protected Member Functions
virtual void	Calculate_element (int i, const TChi2FitData &points, double fval, double &chi2, std::vector< double > &grad, std::vector< double > &hess)
virtual void	Calculate_element (int i, const TChi2FitData &points, double fval, double &chi2, std::vector< double > &grad, std::vector< double > &hess)

---

Detailed Description

Fumili interface for Unbinned likelihood functions

Definition at line 174 of file TFumiliFCN.h.

---

Constructor & Destructor Documentation

TFumiliUnbinLikelihoodFCN::TFumiliUnbinLikelihoodFCN	(	const TVirtualFitter &	fitter,
		int	strategy = 1
	)			[inline]

construct passing fitter which has ROOT data object and model function. use a strategy for calculating derivatives strategy = 1 default 2 point formula . Fast but not very precise strategy = 2 5 point formula

Definition at line 183 of file TFumiliFCN.h.

virtual TFumiliUnbinLikelihoodFCN::~TFumiliUnbinLikelihoodFCN

(

)

[inline, virtual]

Definition at line 186 of file TFumiliFCN.h.

TFumiliUnbinLikelihoodFCN::TFumiliUnbinLikelihoodFCN	(	const TVirtualFitter &	fitter,
		int	strategy = 1
	)			[inline]

construct passing fitter which has ROOT data object and model function. use a strategy for calculating derivatives strategy = 1 default 2 point formula . Fast but not very precise strategy = 2 5 point formula

Definition at line 183 of file TFumiliFCN.h.

virtual TFumiliUnbinLikelihoodFCN::~TFumiliUnbinLikelihoodFCN

(

)

[inline, virtual]

Definition at line 186 of file TFumiliFCN.h.

---

Member Function Documentation

double TFumiliUnbinLikelihoodFCN::operator()

(

const std::vector< double > &

)

const [virtual]

evaluate objective function

Implements TFumiliFCN.

Definition at line 424 of file TFumiliFCN.cxx.

References TFumiliFCN::fData, and TFumiliFCN::fFunc.

void TFumiliUnbinLikelihoodFCN::Calculate_element	(	int	i,
		const TChi2FitData &	points,
		double	fval,
		double &	chi2,
		std::vector< double > &	grad,
		std::vector< double > &	hess
	)			[protected, virtual]

Implements TFumiliFCN.

Definition at line 354 of file TFumiliFCN.cxx.

References ROOT::Math::fabs(), TFumiliFCN::fFunctionGradient, j, k, kEpsilon, kPrecision, and log().

double TFumiliUnbinLikelihoodFCN::operator()

(

const std::vector< double > &

)

const [virtual]

evaluate objective function

Implements TFumiliFCN.

virtual void TFumiliUnbinLikelihoodFCN::Calculate_element	(	int	i,
		const TChi2FitData &	points,
		double	fval,
		double &	chi2,
		std::vector< double > &	grad,
		std::vector< double > &	hess
	)			[protected, virtual]

Implements TFumiliFCN.

---

The documentation for this class was generated from the following files:

• include/TFumiliFCN.h
• math/minuit2/inc/TFumiliFCN.h
• math/minuit2/src/TFumiliFCN.cxx

---