TChi2ExtendedFCN Class Reference

#include <TChi2ExtendedFCN.h>

Inheritance diagram for TChi2ExtendedFCN:

List of all members.

Public Types
typedef TF1	ModelFunction
typedef TF1	ModelFunction
Public Member Functions
	TChi2ExtendedFCN (const TVirtualFitter &fitter)
	~TChi2ExtendedFCN ()
double	operator() (const std::vector< double > &) const
double	Up () const
void	SetErrorDef (double up)
	TChi2ExtendedFCN (const TVirtualFitter &fitter)
	~TChi2ExtendedFCN ()
double	operator() (const std::vector< double > &) const
double	Up () const
void	SetErrorDef (double up)
Private Attributes
double	fUp
ModelFunction *	fFunc
TChi2ExtendedFitData *	fData
ModelFunction *	fFunc
TChi2ExtendedFitData *	fData

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Detailed Description

Extended Chi2 Fit method. Use errors in X as well, if asymmetric make them symmetric taking the average

Definition at line 27 of file TChi2ExtendedFCN.h.

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Member Typedef Documentation

typedef TF1 TChi2ExtendedFCN::ModelFunction

Definition at line 32 of file TChi2ExtendedFCN.h.

typedef TF1 TChi2ExtendedFCN::ModelFunction

Definition at line 32 of file TChi2ExtendedFCN.h.

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Constructor & Destructor Documentation

TChi2ExtendedFCN::TChi2ExtendedFCN

(

const TVirtualFitter &

fitter

)

construct passing fitter which has ROOT data object and model function.

Definition at line 21 of file TChi2ExtendedFCN.cxx.

References fData, fFunc, TVirtualFitter::GetUserFunc(), TF1::SetNumberFitPoints(), and TChi2FitData::Size().

TChi2ExtendedFCN::~TChi2ExtendedFCN

(

)

this class manages the fit data class. Delete it at the end

Definition at line 36 of file TChi2ExtendedFCN.cxx.

References fData.

TChi2ExtendedFCN::TChi2ExtendedFCN

(

const TVirtualFitter &

fitter

)

construct passing fitter which has ROOT data object and model function.

TChi2ExtendedFCN::~TChi2ExtendedFCN

(

)

this class manages the fit data class. Delete it at the end

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Member Function Documentation

double TChi2ExtendedFCN::operator()

(

const std::vector< double > &

)

const [virtual]

evaluate objective function

Implements ROOT::Minuit2::FCNBase.

Definition at line 45 of file TChi2ExtendedFCN.cxx.

References TChi2FitData::Coords(), TF1::Derivative(), TChi2ExtendedFitData::ErrorXLow(), TChi2ExtendedFitData::ErrorXUp(), TChi2ExtendedFitData::ErrorY(), TF1::EvalPar(), fData, fFunc, i, TF1::InitArgs(), n, TChi2FitData::Size(), TChi2FitData::Value(), x, and y.

double TChi2ExtendedFCN::Up

(

)

const [inline, virtual]

return error definition for chi2 should be 1

Implements ROOT::Minuit2::FCNBase.

Definition at line 65 of file TChi2ExtendedFCN.h.

References fUp.

void TChi2ExtendedFCN::SetErrorDef

(

double

up

)

[inline, virtual]

add interface to set dynamically a new error definition Re-implement this function if needed.

Reimplemented from ROOT::Minuit2::FCNBase.

Definition at line 67 of file TChi2ExtendedFCN.h.

References fUp.

double TChi2ExtendedFCN::operator()

(

const std::vector< double > &

)

const [virtual]

evaluate objective function

Implements ROOT::Minuit2::FCNBase.

double TChi2ExtendedFCN::Up

(

)

const [inline, virtual]

return error definition for chi2 should be 1

Implements ROOT::Minuit2::FCNBase.

Definition at line 65 of file TChi2ExtendedFCN.h.

References fUp.

void TChi2ExtendedFCN::SetErrorDef

(

double

up

)

[inline, virtual]

add interface to set dynamically a new error definition Re-implement this function if needed.

Reimplemented from ROOT::Minuit2::FCNBase.

Definition at line 67 of file TChi2ExtendedFCN.h.

References fUp.

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Member Data Documentation

double TChi2ExtendedFCN::fUp [private]

Definition at line 72 of file TChi2ExtendedFCN.h.

Referenced by SetErrorDef(), and Up().

ModelFunction* TChi2ExtendedFCN::fFunc [private]

Definition at line 73 of file TChi2ExtendedFCN.h.

Referenced by operator()(), and TChi2ExtendedFCN().

TChi2ExtendedFitData* TChi2ExtendedFCN::fData [private]

Definition at line 74 of file TChi2ExtendedFCN.h.

Referenced by operator()(), TChi2ExtendedFCN(), and ~TChi2ExtendedFCN().

ModelFunction* TChi2ExtendedFCN::fFunc [private]

Definition at line 73 of file TChi2ExtendedFCN.h.

TChi2ExtendedFitData* TChi2ExtendedFCN::fData [private]

Definition at line 74 of file TChi2ExtendedFCN.h.

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

• include/TChi2ExtendedFCN.h
• math/minuit2/inc/TChi2ExtendedFCN.h
• math/minuit2/src/TChi2ExtendedFCN.cxx

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