#include <AliHFVnVsMassFitter.h>

Inheritance diagram for AliHFVnVsMassFitter:

Classes
struct	AliHFGlobalChi2

Public Types
enum	ETypeOfBkg { kExpo =0, kLin =1, kPol2 =2, kNoBk =3, kPow =4, kPowEx =5, kPoln =6 }

enum	ETypeOfSgn { kGaus =0, k2Gaus =1 }

enum	ETypeOfVnRfl { kSameVnSignal =0, kOppVnSignal =1, kSameVnBkg =2, kFreePar =3 }

Public Member Functions
	AliHFVnVsMassFitter ()

	AliHFVnVsMassFitter (TH1F hMass, TH1F hvn, Double_t min, Double_t max, Int_t funcMassBkg, Int_t funcMassSgn, Int_t funcvnBkg)

	~AliHFVnVsMassFitter ()

Bool_t	SimultaneusFit (Bool_t drawFit=kTRUE)

void	DrawHere (TVirtualPad *c)

void	SetInitialGaussianSigma (Double_t sigma, Int_t opt)

void	SetInitialGaussianMean (Double_t mean, Int_t opt)

void	SetInitialGaussianSigma2Gaus (Double_t sigma, Int_t opt)

void	SetInitialFrac2Gaus (Double_t frac, Int_t opt)

void	SetParticlePdgMass (Double_t mass)

void	SetMassSgnFunc (Int_t functype)

void	SetMassBkgFunc (Int_t functype)

void	SetVnBkgFunc (Int_t functype)

void	FixSigmaFromMassFit ()

void	FixMeanFromMassFit ()

void	FixSigma2GausFromMassFit ()

void	FixFrac2GausFromMassFit ()

void	SetNSigmaForVnSB (Int_t nsigma=4)

void	SetPolDegreeForBackgroundFit (Int_t deg)

void	SetPolDegreeForVnBackgroundFit (Int_t deg)

void	SetTemplateReflections (const TH1 *h, TString opt, Double_t minRange, Double_t maxRange)

void	SetInitialReflOverS (Double_t rovers)

void	SetFixReflOverS (Double_t rovers)

void	SetReflVnOption (Int_t opt)

void	SetReflVnParLimits (Double_t min, Double_t max)

void	IncludeSecondGausPeak (Double_t mass, Bool_t fixm, Double_t width, Bool_t fixw, Bool_t doVn)

void	SetHarmonic (Int_t harmonic=2)

Double_t	GetVn () const

Double_t	GetVnUncertainty () const

Double_t	GetMean () const

Double_t	GetMeanUncertainty () const

Double_t	GetSigma () const

Double_t	GetSigmaUncertainty () const

Double_t	GetRawYield () const

Double_t	GetRawYieldUncertainty () const

Double_t	GetChiSquare () const

Int_t	GetNDF () const

Double_t	GetReducedChiSquare () const

Double_t	GetFitProbability () const

Double_t	GetParticlePdgMass () const

TH1F *	GetTemplateReflections ()

void	Signal (Double_t nOfSigma, Double_t &signal, Double_t &errsignal) const

void	Signal (Double_t min, Double_t max, Double_t &signal, Double_t &errsignal) const

void	Background (Double_t nOfSigma, Double_t &background, Double_t &errbackground) const

void	Background (Double_t min, Double_t max, Double_t &background, Double_t &errbackground) const

void	Significance (Double_t nOfSigma, Double_t &significance, Double_t &errsignificance) const

void	Significance (Double_t min, Double_t max, Double_t &significance, Double_t &errsignificance) const

TF1 *	GetMassTotFitFunc ()

TF1 *	GetVnVsMassTotFitFunc ()

Private Member Functions
Double_t	GetGausPDF (Double_t x, Double_t mean, Double_t sigma)
	fit functions More...

Double_t	GetExpoPDF (Double_t x, Double_t slope, Bool_t isnorm=kTRUE)

Double_t	GetPolPDF (Double_t x, Double_t *pars, Int_t order, Bool_t isnorm=kTRUE)

Double_t	GetPowerFuncPDF (Double_t x, Double_t *pars)

Double_t	GetPowerExpoPDF (Double_t x, Double_t *pars)

Double_t	GetHigherPolFuncPDF (Double_t x, Double_t *pars, Int_t Ndeg, Bool_t isnorm=kTRUE)

Double_t	MassSignal (Double_t m, Double_t pars)

Double_t	MassBkg (Double_t m, Double_t pars)

Double_t	MassRfl (Double_t m, Double_t par)

Double_t	MassBkgRfl (Double_t m, Double_t par)

Double_t	MassSecondPeak (Double_t m, Double_t par)

Double_t	vnBkgFunc (Double_t m, Double_t pars)

Double_t	MassFunc (Double_t m, Double_t pars)

Double_t	vnFunc (Double_t m, Double_t pars)

void	DefineNumberOfParameters ()
	private methods More...

Bool_t	MassPrefit ()

Bool_t	VnSBPrefit ()

void	DrawFit ()

void	SetParNames ()

Private Attributes
TH1F *	fMassHisto
	data members More...

TH1F *	fVnVsMassHisto
	mass histogram to fit More...

Int_t	fMassSgnFuncType
	vn vs. mass histogram to fit More...

Int_t	fMassBkgFuncType
	type of mass signal fit function More...

Int_t	fVnBkgFuncType
	type of mass bkg fit function More...

TF1 *	fMassFuncFromPrefit
	type of vn bkg fit function More...

TF1 *	fMassBkgFunc
	mass fit function (1st step, from prefit) More...

TF1 *	fMassSgnFunc
	mass bkg fit function (final, after simultaneus fit) More...

TF1 *	fMassTotFunc
	mass signal fit function (final, after simultaneus fit) More...

TF1 *	fVnBkgFuncSb
	mass fit function (final, after simultaneus fit) More...

TF1 *	fVnBkgFunc
	vn bkg fit function (1st step from SB prefit) More...

TF1 *	fVnTotFunc
	vn bkg fit function (final, after simultaneus fit) More...

AliHFInvMassFitter *	fMassFitter
	vn fit function (final, after simultaneus fit) More...

Double_t	fMassMin
	mass fitter for mass prefit More...

Double_t	fMassMax
	upper mass limit More...

Double_t	fVn
	lower mass limit More...

Double_t	fVnUncertainty
	vn of the signal from fit More...

Double_t	fSigma
	uncertainty on vn of the signal from simultaneus fit More...

Double_t	fSigmaUncertainty
	mass peak width from simultaneus fit More...

Double_t	fMean
	uncertainty on mass peak width from simultaneus fit More...

Double_t	fMeanUncertainty
	mass peak position from simultaneus fit More...

Double_t	fRawYield
	uncertainty on mass peak position from simultaneus fit More...

Double_t	fRawYieldUncertainty
	raw yield from simultaneus fit More...

Double_t	fChiSquare
	uncertainty raw yield from simultaneus fit More...

Int_t	fNDF
	simultaneus fit chi square More...

Double_t	fProb
	simultaneus fit number of degree of freedom More...

Int_t	fNSigmaForSB
	simultaneus fit probability More...

Double_t	fSigmaInit
	number of sigma for sidebands region (vn bkg prefit) More...

Double_t	fMeanInit
	initialization for peak width More...

Double_t	fSigma2GausInit
	initialization for peak position More...

Double_t	fFrac2GausInit
	initialization for second peak width in case of k2Gaus More...

Bool_t	fMeanFixedFromMassFit
	initialization for fraction of second gaussian in case of k2Gaus More...

Bool_t	fSigmaFixedFromMassFit
	flag to fix peak position from mass prefit More...

Bool_t	fSigma2GausFixedFromMassFit
	flag to fix peak width from mass prefit More...

Bool_t	fFrac2GausFixedFromMassFit
	flag to fix second peak width from mass prefit in case of k2Gaus More...

Double_t	fMassParticle
	flag to fix fraction of second gaussian in case of k2Gaus More...

Int_t	fNParsMassSgn
	mass of selected particle More...

Int_t	fNParsMassBkg
	number of parameters in mass signal fit function More...

Int_t	fNParsVnBkg
	number of parameters in mass bkg fit function More...

Int_t	fNParsVnSgn
	number of parameters in vn bkg fit function More...

Int_t	fNParsVnSecPeak
	number of parameters in vn sgn fit function (1) More...

Int_t	fNParsVnRfl
	number of parameters in vn sec peak fit function (1 if included, 0 otherwise) More...

Int_t	fSigmaFixed
	number of parameters in vn refl fit function (1 if included, 0 otherwise) More...

Int_t	fMeanFixed
	flag to fix peak width More...

Int_t	fSigma2GausFixed
	flag to fix peak position More...

Int_t	fFrac2GausFixed
	flag to fix second peak width in case of k2Gaus More...

Int_t	fPolDegreeBkg
	flag to fix fraction of second gaussian in case of k2Gaus More...

Int_t	fPolDegreeVnBkg
	degree of polynomial expansion for back fit (option 6 for back) More...

Bool_t	fReflections
	degree of polynomial expansion for vn back fit (option 6 for back) More...

Int_t	fNParsRfl
	flag use/not use reflections More...

Double_t	fRflOverSig
	fit parameters in reflection fit function More...

Bool_t	fFixRflOverSig
	reflection/signal More...

TH1F *	fHistoTemplRfl
	switch for fix refl/signal More...

TH1F *	fHistoTemplRflInit
	histogram with reflection template More...

TF1 *	fMassRflFunc
	initial histogram with reflection template More...

TF1 *	fMassBkgRflFunc
	fit function for reflections More...

TString	fRflOpt
	mass bkg fit function plus reflections (final, after simultaneus fit) More...

Double_t	fMinRefl
	refelction option More...

Double_t	fMaxRefl
	minimum for refelction histo More...

Bool_t	fSmoothRfl
	maximum for refelction histo More...

Double_t	fRawYieldHelp
	switch for smoothing of reflection template More...

Int_t	fVnRflOpt
	internal variable for fit with reflections More...

Bool_t	fVnRflLimited
	option for reflection vn type More...

Double_t	fVnRflMin
	flag to limit or not the vn of reflections More...

Double_t	fVnRflMax
	minimum vn of reflections More...

Bool_t	fSecondPeak
	maximum vn of reflections More...

TF1 *	fMassSecPeakFunc
	switch off/on second peak (for D+->KKpi in Ds) More...

Int_t	fNParsSec
	fit function for second peak More...

Double_t	fSecMass
	number of parameters in second peak fit function More...

Double_t	fSecWidth
	position of the 2nd peak More...

Bool_t	fFixSecMass
	width of the 2nd peak More...

Bool_t	fFixSecWidth
	flag to fix the position of the 2nd peak More...

Double_t	fVnSecPeak
	flag to fix the width of the 2nd peak More...

Bool_t	fDoSecondPeakVn
	vn of second peak from fit More...

Double_t	fVnSecPeakUncertainty
	flag to introduce second peak vn in the vn vs. mass fit More...

Int_t	fHarmonic
	vn uncertainty of second peak from fit More...

Detailed Description

Definition at line 16 of file AliHFVnVsMassFitter.h.

Member Enumeration Documentation

enum AliHFVnVsMassFitter::ETypeOfBkg

Enumerator
kExpo
kLin
kPol2
kNoBk
kPow
kPowEx
kPoln

Definition at line 23 of file AliHFVnVsMassFitter.h.

enum AliHFVnVsMassFitter::ETypeOfSgn

Enumerator
kGaus
k2Gaus

Definition at line 24 of file AliHFVnVsMassFitter.h.

enum AliHFVnVsMassFitter::ETypeOfVnRfl

Enumerator
kSameVnSignal
kOppVnSignal
kSameVnBkg
kFreePar

Definition at line 25 of file AliHFVnVsMassFitter.h.

Constructor & Destructor Documentation

AliHFVnVsMassFitter::AliHFVnVsMassFitter ( )

Definition at line 26 of file AliHFVnVsMassFitter.cxx.

AliHFVnVsMassFitter::AliHFVnVsMassFitter	(	TH1F *	hMass,
		TH1F *	hvn,
		Double_t	min,
		Double_t	max,
		Int_t	funcMassBkg,
		Int_t	funcMassSgn,
		Int_t	funcvnBkg
	)

Definition at line 107 of file AliHFVnVsMassFitter.cxx.

AliHFVnVsMassFitter::~AliHFVnVsMassFitter ( )

Definition at line 192 of file AliHFVnVsMassFitter.cxx.

Member Function Documentation

void AliHFVnVsMassFitter::Background	(	Double_t	nOfSigma,
		Double_t &	background,
		Double_t &	errbackground
	)		const

Return background integral in mean +- n sigma

Definition at line 732 of file AliHFVnVsMassFitter.cxx.

Referenced by GetTemplateReflections(), and Significance().

void AliHFVnVsMassFitter::Background	(	Double_t	min,
		Double_t	max,
		Double_t &	background,
		Double_t &	errbackground
	)		const

Return background integral in a range

Definition at line 744 of file AliHFVnVsMassFitter.cxx.

void AliHFVnVsMassFitter::DefineNumberOfParameters ( )

private

private methods

Definition at line 557 of file AliHFVnVsMassFitter.cxx.

Referenced by AliHFVnVsMassFitter(), and SimultaneusFit().

void AliHFVnVsMassFitter::DrawFit ( )

private

Steering method to draw the fit output

Definition at line 1059 of file AliHFVnVsMassFitter.cxx.

Referenced by SimultaneusFit().

void AliHFVnVsMassFitter::DrawHere ( TVirtualPad * c )

Core method to draw the fit output

Definition at line 362 of file AliHFVnVsMassFitter.cxx.

Referenced by DrawFit().

void AliHFVnVsMassFitter::FixFrac2GausFromMassFit ( )

inline

Definition at line 42 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::FixMeanFromMassFit ( )

inline

Definition at line 40 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::FixSigma2GausFromMassFit ( )

inline

Definition at line 41 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::FixSigmaFromMassFit ( )

inline

Definition at line 39 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetChiSquare ( ) const

inline

Definition at line 92 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetExpoPDF	(	Double_t	x,
		Double_t	slope,
		Bool_t	isnorm = `kTRUE`
	)

private

Definition at line 813 of file AliHFVnVsMassFitter.cxx.

Referenced by MassBkg(), and vnBkgFunc().

Double_t AliHFVnVsMassFitter::GetFitProbability ( ) const

inline

Definition at line 95 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetGausPDF	(	Double_t	x,
		Double_t	mean,
		Double_t	sigma
	)

private

fit functions

Definition at line 807 of file AliHFVnVsMassFitter.cxx.

Referenced by MassSecondPeak(), and MassSignal().

Double_t AliHFVnVsMassFitter::GetHigherPolFuncPDF	(	Double_t	x,
		Double_t *	pars,
		Int_t	Ndeg,
		Bool_t	isnorm = `kTRUE`
	)

private

Definition at line 853 of file AliHFVnVsMassFitter.cxx.

Referenced by MassBkg(), and vnBkgFunc().

TF1* AliHFVnVsMassFitter::GetMassTotFitFunc ( )

inline

Definition at line 108 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetMean ( ) const

inline

Definition at line 86 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetMeanUncertainty ( ) const

inline

Definition at line 87 of file AliHFVnVsMassFitter.h.

Int_t AliHFVnVsMassFitter::GetNDF ( ) const

inline

Definition at line 93 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetParticlePdgMass ( ) const

inline

Definition at line 96 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetPolPDF	(	Double_t	x,
		Double_t *	pars,
		Int_t	order,
		Bool_t	isnorm = `kTRUE`
	)

private

Definition at line 820 of file AliHFVnVsMassFitter.cxx.

Referenced by MassBkg(), and vnBkgFunc().

Double_t AliHFVnVsMassFitter::GetPowerExpoPDF	(	Double_t	x,
		Double_t *	pars
	)

private

Definition at line 846 of file AliHFVnVsMassFitter.cxx.

Referenced by MassBkg().

Double_t AliHFVnVsMassFitter::GetPowerFuncPDF	(	Double_t	x,
		Double_t *	pars
	)

private

Definition at line 839 of file AliHFVnVsMassFitter.cxx.

Referenced by MassBkg().

Double_t AliHFVnVsMassFitter::GetRawYield ( ) const

inline

Definition at line 90 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetRawYieldUncertainty ( ) const

inline

Definition at line 91 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetReducedChiSquare ( ) const

inline

Definition at line 94 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetSigma ( ) const

inline

Definition at line 88 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetSigmaUncertainty ( ) const

inline

Definition at line 89 of file AliHFVnVsMassFitter.h.

TH1F* AliHFVnVsMassFitter::GetTemplateReflections ( )

inline

Definition at line 97 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetVn ( ) const

inline

Definition at line 84 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::GetVnUncertainty ( ) const

inline

Definition at line 85 of file AliHFVnVsMassFitter.h.

TF1* AliHFVnVsMassFitter::GetVnVsMassTotFitFunc ( )

inline

Definition at line 112 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::IncludeSecondGausPeak	(	Double_t	mass,
		Bool_t	fixm,
		Double_t	width,
		Bool_t	fixw,
		Bool_t	doVn
	)

inline

Definition at line 76 of file AliHFVnVsMassFitter.h.

Double_t AliHFVnVsMassFitter::MassBkg	(	Double_t *	m,
		Double_t *	pars
	)

private

Definition at line 879 of file AliHFVnVsMassFitter.cxx.

Referenced by MassBkgRfl(), MassFunc(), SimultaneusFit(), and vnFunc().

Double_t AliHFVnVsMassFitter::MassBkgRfl	(	Double_t *	m,
		Double_t *	par
	)

private

Definition at line 927 of file AliHFVnVsMassFitter.cxx.

Referenced by SimultaneusFit().

Double_t AliHFVnVsMassFitter::MassFunc	(	Double_t *	m,
		Double_t *	pars
	)

private

Definition at line 971 of file AliHFVnVsMassFitter.cxx.

Referenced by SimultaneusFit().

Bool_t AliHFVnVsMassFitter::MassPrefit ( )

private

Definition at line 468 of file AliHFVnVsMassFitter.cxx.

Referenced by SimultaneusFit().

Double_t AliHFVnVsMassFitter::MassRfl	(	Double_t *	m,
		Double_t *	par
	)

private

Fit function for reflections: D0->Kpi decays with swapped mass assignment to pion and kaon decay tracks

Definition at line 908 of file AliHFVnVsMassFitter.cxx.

Referenced by MassBkgRfl(), MassFunc(), SimultaneusFit(), and vnFunc().

Double_t AliHFVnVsMassFitter::MassSecondPeak	(	Double_t *	m,
		Double_t *	par
	)

private

Fit function for a second gaussian peak To be used, e.g., for D+->KKpi in the Ds mass spectrum

Definition at line 943 of file AliHFVnVsMassFitter.cxx.

Referenced by MassFunc(), SimultaneusFit(), and vnFunc().

Double_t AliHFVnVsMassFitter::MassSignal	(	Double_t *	m,
		Double_t *	pars
	)

private

Definition at line 864 of file AliHFVnVsMassFitter.cxx.

Referenced by MassFunc(), SimultaneusFit(), and vnFunc().

void AliHFVnVsMassFitter::SetFixReflOverS ( Double_t rovers )

inline

Definition at line 66 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetHarmonic ( Int_t harmonic = 2 )

inline

Definition at line 81 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetInitialFrac2Gaus	(	Double_t	frac,
		Int_t	opt
	)

inline

Definition at line 34 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetInitialGaussianMean	(	Double_t	mean,
		Int_t	opt
	)

inline

Definition at line 32 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetInitialGaussianSigma	(	Double_t	sigma,
		Int_t	opt
	)

inline

Definition at line 31 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetInitialGaussianSigma2Gaus	(	Double_t	sigma,
		Int_t	opt
	)

inline

Definition at line 33 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetInitialReflOverS ( Double_t rovers )

inline

Definition at line 65 of file AliHFVnVsMassFitter.h.

Referenced by SetFixReflOverS().

void AliHFVnVsMassFitter::SetMassBkgFunc ( Int_t functype )

inline

Definition at line 37 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetMassSgnFunc ( Int_t functype )

inline

Definition at line 36 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetNSigmaForVnSB ( Int_t nsigma = 4 )

inline

Definition at line 43 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetParNames ( )

private

Definition at line 639 of file AliHFVnVsMassFitter.cxx.

Referenced by SimultaneusFit().

void AliHFVnVsMassFitter::SetParticlePdgMass ( Double_t mass )

inline

Definition at line 35 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetPolDegreeForBackgroundFit ( Int_t deg )

inline

Definition at line 44 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetPolDegreeForVnBackgroundFit ( Int_t deg )

inline

Definition at line 48 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetReflVnOption ( Int_t opt )

inline

Definition at line 70 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetReflVnParLimits	(	Double_t	min,
		Double_t	max
	)

inline

Definition at line 71 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetTemplateReflections	(	const TH1 *	h,
		TString	opt,
		Double_t	minRange,
		Double_t	maxRange
	)

inline

option could be: "template" use MC histograms "1gaus" ot "singlegaus" single gaussian function fit to MC templates "2gaus" ot "doublegaus" double gaussian function fit to MC templates "pol3" 3rd order polynomial fit to MC templates "pol6" 6th order polynomial fit to MC templates

Definition at line 52 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::SetVnBkgFunc ( Int_t functype )

inline

Definition at line 38 of file AliHFVnVsMassFitter.h.

void AliHFVnVsMassFitter::Signal	(	Double_t	nOfSigma,
		Double_t &	signal,
		Double_t &	errsignal
	)		const

Return signal integral in mean +- n sigma

Definition at line 709 of file AliHFVnVsMassFitter.cxx.

Referenced by GetTemplateReflections().

void AliHFVnVsMassFitter::Signal	(	Double_t	min,
		Double_t	max,
		Double_t &	signal,
		Double_t &	errsignal
	)		const

Return signal integral in a range

Definition at line 720 of file AliHFVnVsMassFitter.cxx.

void AliHFVnVsMassFitter::Significance	(	Double_t	nOfSigma,
		Double_t &	significance,
		Double_t &	errsignificance
	)		const

Return significance in mean +- n sigma

Definition at line 775 of file AliHFVnVsMassFitter.cxx.

Referenced by GetTemplateReflections().

void AliHFVnVsMassFitter::Significance	(	Double_t	min,
		Double_t	max,
		Double_t &	significance,
		Double_t &	errsignificance
	)		const

Return significance integral in a range

Definition at line 788 of file AliHFVnVsMassFitter.cxx.

Bool_t AliHFVnVsMassFitter::SimultaneusFit ( Bool_t drawFit = kTRUE )

Definition at line 213 of file AliHFVnVsMassFitter.cxx.

Double_t AliHFVnVsMassFitter::vnBkgFunc	(	Double_t *	m,
		Double_t *	pars
	)

private

Definition at line 951 of file AliHFVnVsMassFitter.cxx.

Referenced by SimultaneusFit(), vnFunc(), and VnSBPrefit().

Double_t AliHFVnVsMassFitter::vnFunc	(	Double_t *	m,
		Double_t *	pars
	)

private

Definition at line 995 of file AliHFVnVsMassFitter.cxx.

Referenced by SimultaneusFit().

Bool_t AliHFVnVsMassFitter::VnSBPrefit ( )

private

Definition at line 507 of file AliHFVnVsMassFitter.cxx.

Referenced by SimultaneusFit().

Member Data Documentation

Double_t AliHFVnVsMassFitter::fChiSquare

private

uncertainty raw yield from simultaneus fit

Definition at line 177 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), GetChiSquare(), GetReducedChiSquare(), and SimultaneusFit().

Bool_t AliHFVnVsMassFitter::fDoSecondPeakVn

private

vn of second peak from fit

Definition at line 227 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), IncludeSecondGausPeak(), SetParNames(), SimultaneusFit(), and vnFunc().

Bool_t AliHFVnVsMassFitter::fFixRflOverSig

private

reflection/signal

Definition at line 205 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), SetFixReflOverS(), and SimultaneusFit().

Bool_t AliHFVnVsMassFitter::fFixSecMass

private

width of the 2nd peak

Definition at line 224 of file AliHFVnVsMassFitter.h.

Referenced by IncludeSecondGausPeak(), MassPrefit(), and SimultaneusFit().

Bool_t AliHFVnVsMassFitter::fFixSecWidth

private

flag to fix the position of the 2nd peak

Definition at line 225 of file AliHFVnVsMassFitter.h.

Referenced by IncludeSecondGausPeak(), MassPrefit(), and SimultaneusFit().

Int_t AliHFVnVsMassFitter::fFrac2GausFixed

private

flag to fix second peak width in case of k2Gaus

Definition at line 199 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), SetInitialFrac2Gaus(), and SimultaneusFit().

Bool_t AliHFVnVsMassFitter::fFrac2GausFixedFromMassFit

private

flag to fix second peak width from mass prefit in case of k2Gaus

Definition at line 188 of file AliHFVnVsMassFitter.h.

Referenced by FixFrac2GausFromMassFit(), and SimultaneusFit().

Double_t AliHFVnVsMassFitter::fFrac2GausInit

private

initialization for second peak width in case of k2Gaus

Definition at line 184 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), and SetInitialFrac2Gaus().

Int_t AliHFVnVsMassFitter::fHarmonic

private

vn uncertainty of second peak from fit

Definition at line 229 of file AliHFVnVsMassFitter.h.

Referenced by AliHFVnVsMassFitter(), DrawHere(), SetHarmonic(), and SetParNames().

TH1F* AliHFVnVsMassFitter::fHistoTemplRfl

private

switch for fix refl/signal

Definition at line 206 of file AliHFVnVsMassFitter.h.

Referenced by GetTemplateReflections(), MassBkgRfl(), MassPrefit(), MassRfl(), and ~AliHFVnVsMassFitter().

TH1F* AliHFVnVsMassFitter::fHistoTemplRflInit

private

histogram with reflection template

Definition at line 207 of file AliHFVnVsMassFitter.h.

Referenced by GetTemplateReflections(), MassPrefit(), SetTemplateReflections(), and ~AliHFVnVsMassFitter().

TF1* AliHFVnVsMassFitter::fMassBkgFunc

private

mass fit function (1st step, from prefit)

Definition at line 160 of file AliHFVnVsMassFitter.h.

Referenced by Background(), DrawHere(), SimultaneusFit(), and ~AliHFVnVsMassFitter().

Int_t AliHFVnVsMassFitter::fMassBkgFuncType

private

type of mass signal fit function

Definition at line 157 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), MassBkg(), MassPrefit(), SetMassBkgFunc(), SetParNames(), and SetPolDegreeForBackgroundFit().

TF1* AliHFVnVsMassFitter::fMassBkgRflFunc

private

fit function for reflections

Definition at line 209 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), SimultaneusFit(), and ~AliHFVnVsMassFitter().

AliHFInvMassFitter* AliHFVnVsMassFitter::fMassFitter

private

vn fit function (final, after simultaneus fit)

Definition at line 166 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), VnSBPrefit(), and ~AliHFVnVsMassFitter().

TF1* AliHFVnVsMassFitter::fMassFuncFromPrefit

private

type of vn bkg fit function

Definition at line 159 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), MassPrefit(), SimultaneusFit(), and ~AliHFVnVsMassFitter().

TH1F* AliHFVnVsMassFitter::fMassHisto

private

data members

Definition at line 154 of file AliHFVnVsMassFitter.h.

Referenced by AliHFVnVsMassFitter(), Background(), DrawHere(), MassPrefit(), MassRfl(), Signal(), SimultaneusFit(), and ~AliHFVnVsMassFitter().

Double_t AliHFVnVsMassFitter::fMassMax

private

upper mass limit

Definition at line 168 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), GetExpoPDF(), GetPolPDF(), GetPowerFuncPDF(), MassPrefit(), MassRfl(), SimultaneusFit(), and VnSBPrefit().

Double_t AliHFVnVsMassFitter::fMassMin

private

mass fitter for mass prefit

Definition at line 167 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), GetExpoPDF(), GetPolPDF(), GetPowerFuncPDF(), MassPrefit(), MassRfl(), SimultaneusFit(), and VnSBPrefit().

Double_t AliHFVnVsMassFitter::fMassParticle

private

flag to fix fraction of second gaussian in case of k2Gaus

Definition at line 189 of file AliHFVnVsMassFitter.h.

Referenced by GetHigherPolFuncPDF(), GetParticlePdgMass(), and SetParticlePdgMass().

TF1* AliHFVnVsMassFitter::fMassRflFunc

private

initial histogram with reflection template

Definition at line 208 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), SimultaneusFit(), and ~AliHFVnVsMassFitter().

TF1* AliHFVnVsMassFitter::fMassSecPeakFunc

private

switch off/on second peak (for D+->KKpi in Ds)

Definition at line 220 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), SimultaneusFit(), and ~AliHFVnVsMassFitter().

TF1* AliHFVnVsMassFitter::fMassSgnFunc

private

mass bkg fit function (final, after simultaneus fit)

Definition at line 161 of file AliHFVnVsMassFitter.h.

Referenced by Signal(), SimultaneusFit(), and ~AliHFVnVsMassFitter().

Int_t AliHFVnVsMassFitter::fMassSgnFuncType

private

vn vs. mass histogram to fit

Definition at line 156 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), DrawHere(), MassPrefit(), MassSignal(), SetMassSgnFunc(), SetParNames(), and SimultaneusFit().

TF1* AliHFVnVsMassFitter::fMassTotFunc

private

mass signal fit function (final, after simultaneus fit)

Definition at line 162 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), GetMassTotFitFunc(), SimultaneusFit(), and ~AliHFVnVsMassFitter().

Double_t AliHFVnVsMassFitter::fMaxRefl

private

minimum for refelction histo

Definition at line 212 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), and SetTemplateReflections().

Double_t AliHFVnVsMassFitter::fMean

private

uncertainty on mass peak width from simultaneus fit

Definition at line 173 of file AliHFVnVsMassFitter.h.

Referenced by Background(), GetMean(), Signal(), Significance(), and SimultaneusFit().

Int_t AliHFVnVsMassFitter::fMeanFixed

private

flag to fix peak width

Definition at line 197 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), SetInitialGaussianMean(), and SimultaneusFit().

Bool_t AliHFVnVsMassFitter::fMeanFixedFromMassFit

private

initialization for fraction of second gaussian in case of k2Gaus

Definition at line 185 of file AliHFVnVsMassFitter.h.

Referenced by FixMeanFromMassFit(), and SimultaneusFit().

Double_t AliHFVnVsMassFitter::fMeanInit

private

initialization for peak width

Definition at line 182 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), and SetInitialGaussianMean().

Double_t AliHFVnVsMassFitter::fMeanUncertainty

private

mass peak position from simultaneus fit

Definition at line 174 of file AliHFVnVsMassFitter.h.

Referenced by GetMeanUncertainty(), and SimultaneusFit().

Double_t AliHFVnVsMassFitter::fMinRefl

private

refelction option

Definition at line 211 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), and SetTemplateReflections().

Int_t AliHFVnVsMassFitter::fNDF

private

simultaneus fit chi square

Definition at line 178 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), GetNDF(), GetReducedChiSquare(), and SimultaneusFit().

Int_t AliHFVnVsMassFitter::fNParsMassBkg

private

number of parameters in mass signal fit function

Definition at line 191 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), DrawHere(), MassBkgRfl(), MassFunc(), SetParNames(), SimultaneusFit(), and vnFunc().

Int_t AliHFVnVsMassFitter::fNParsMassSgn

private

mass of selected particle

Definition at line 190 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), MassFunc(), SetParNames(), SimultaneusFit(), and vnFunc().

Int_t AliHFVnVsMassFitter::fNParsRfl

private

flag use/not use reflections

Definition at line 203 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), MassBkgRfl(), MassFunc(), SetParNames(), SimultaneusFit(), and vnFunc().

Int_t AliHFVnVsMassFitter::fNParsSec

private

fit function for second peak

Definition at line 221 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), MassFunc(), SetParNames(), SimultaneusFit(), and vnFunc().

Int_t AliHFVnVsMassFitter::fNParsVnBkg

private

number of parameters in mass bkg fit function

Definition at line 192 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), SetParNames(), SimultaneusFit(), vnFunc(), and VnSBPrefit().

Int_t AliHFVnVsMassFitter::fNParsVnRfl

private

number of parameters in vn sec peak fit function (1 if included, 0 otherwise)

Definition at line 195 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters().

Int_t AliHFVnVsMassFitter::fNParsVnSecPeak

private

number of parameters in vn sgn fit function (1)

Definition at line 194 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), SetParNames(), and vnFunc().

Int_t AliHFVnVsMassFitter::fNParsVnSgn

private

number of parameters in vn bkg fit function

Definition at line 193 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), and vnFunc().

Int_t AliHFVnVsMassFitter::fNSigmaForSB

private

simultaneus fit probability

Definition at line 180 of file AliHFVnVsMassFitter.h.

Referenced by SetNSigmaForVnSB(), and VnSBPrefit().

Int_t AliHFVnVsMassFitter::fPolDegreeBkg

private

flag to fix fraction of second gaussian in case of k2Gaus

Definition at line 200 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), MassBkg(), MassPrefit(), and SetPolDegreeForBackgroundFit().

Int_t AliHFVnVsMassFitter::fPolDegreeVnBkg

private

degree of polynomial expansion for back fit (option 6 for back)

Definition at line 201 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), SetPolDegreeForVnBackgroundFit(), and vnBkgFunc().

Double_t AliHFVnVsMassFitter::fProb

private

simultaneus fit number of degree of freedom

Definition at line 179 of file AliHFVnVsMassFitter.h.

Referenced by GetFitProbability(), and SimultaneusFit().

Double_t AliHFVnVsMassFitter::fRawYield

private

uncertainty on mass peak position from simultaneus fit

Definition at line 175 of file AliHFVnVsMassFitter.h.

Referenced by GetRawYield(), Signal(), Significance(), and SimultaneusFit().

Double_t AliHFVnVsMassFitter::fRawYieldHelp

private

switch for smoothing of reflection template

Definition at line 214 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), and MassRfl().

Double_t AliHFVnVsMassFitter::fRawYieldUncertainty

private

raw yield from simultaneus fit

Definition at line 176 of file AliHFVnVsMassFitter.h.

Referenced by GetRawYieldUncertainty(), Signal(), Significance(), and SimultaneusFit().

Bool_t AliHFVnVsMassFitter::fReflections

private

degree of polynomial expansion for vn back fit (option 6 for back)

Definition at line 202 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), DrawHere(), MassFunc(), MassPrefit(), SetParNames(), SetTemplateReflections(), SimultaneusFit(), and vnFunc().

TString AliHFVnVsMassFitter::fRflOpt

private

mass bkg fit function plus reflections (final, after simultaneus fit)

Definition at line 210 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), and SetTemplateReflections().

Double_t AliHFVnVsMassFitter::fRflOverSig

private

fit parameters in reflection fit function

Definition at line 204 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), and SetInitialReflOverS().

Double_t AliHFVnVsMassFitter::fSecMass

private

number of parameters in second peak fit function

Definition at line 222 of file AliHFVnVsMassFitter.h.

Referenced by IncludeSecondGausPeak(), and MassPrefit().

Bool_t AliHFVnVsMassFitter::fSecondPeak

private

maximum vn of reflections

Definition at line 219 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), DrawHere(), IncludeSecondGausPeak(), MassFunc(), MassPrefit(), SetParNames(), SimultaneusFit(), and vnFunc().

Double_t AliHFVnVsMassFitter::fSecWidth

private

position of the 2nd peak

Definition at line 223 of file AliHFVnVsMassFitter.h.

Referenced by IncludeSecondGausPeak(), and MassPrefit().

Double_t AliHFVnVsMassFitter::fSigma

private

uncertainty on vn of the signal from simultaneus fit

Definition at line 171 of file AliHFVnVsMassFitter.h.

Referenced by Background(), GetSigma(), Signal(), Significance(), and SimultaneusFit().

Int_t AliHFVnVsMassFitter::fSigma2GausFixed

private

flag to fix peak position

Definition at line 198 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), SetInitialGaussianSigma2Gaus(), and SimultaneusFit().

Bool_t AliHFVnVsMassFitter::fSigma2GausFixedFromMassFit

private

flag to fix peak width from mass prefit

Definition at line 187 of file AliHFVnVsMassFitter.h.

Referenced by FixSigma2GausFromMassFit(), and SimultaneusFit().

Double_t AliHFVnVsMassFitter::fSigma2GausInit

private

initialization for peak position

Definition at line 183 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), and SetInitialGaussianSigma2Gaus().

Int_t AliHFVnVsMassFitter::fSigmaFixed

private

number of parameters in vn refl fit function (1 if included, 0 otherwise)

Definition at line 196 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), SetInitialGaussianSigma(), and SimultaneusFit().

Bool_t AliHFVnVsMassFitter::fSigmaFixedFromMassFit

private

flag to fix peak position from mass prefit

Definition at line 186 of file AliHFVnVsMassFitter.h.

Referenced by FixSigmaFromMassFit(), and SimultaneusFit().

Double_t AliHFVnVsMassFitter::fSigmaInit

private

number of sigma for sidebands region (vn bkg prefit)

Definition at line 181 of file AliHFVnVsMassFitter.h.

Referenced by MassPrefit(), and SetInitialGaussianSigma().

Double_t AliHFVnVsMassFitter::fSigmaUncertainty

private

mass peak width from simultaneus fit

Definition at line 172 of file AliHFVnVsMassFitter.h.

Referenced by GetSigmaUncertainty(), and SimultaneusFit().

Bool_t AliHFVnVsMassFitter::fSmoothRfl

private

maximum for refelction histo

Definition at line 213 of file AliHFVnVsMassFitter.h.

Referenced by MassRfl().

Double_t AliHFVnVsMassFitter::fVn

private

lower mass limit

Definition at line 169 of file AliHFVnVsMassFitter.h.

Referenced by GetVn(), and SimultaneusFit().

TF1* AliHFVnVsMassFitter::fVnBkgFunc

private

vn bkg fit function (1st step from SB prefit)

Definition at line 164 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), SimultaneusFit(), and ~AliHFVnVsMassFitter().

TF1* AliHFVnVsMassFitter::fVnBkgFuncSb

private

mass fit function (final, after simultaneus fit)

Definition at line 163 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), SetParNames(), SimultaneusFit(), VnSBPrefit(), and ~AliHFVnVsMassFitter().

Int_t AliHFVnVsMassFitter::fVnBkgFuncType

private

type of mass bkg fit function

Definition at line 158 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), SetPolDegreeForVnBackgroundFit(), SetVnBkgFunc(), vnBkgFunc(), and VnSBPrefit().

Bool_t AliHFVnVsMassFitter::fVnRflLimited

private

option for reflection vn type

Definition at line 216 of file AliHFVnVsMassFitter.h.

Referenced by SetReflVnParLimits(), and SimultaneusFit().

Double_t AliHFVnVsMassFitter::fVnRflMax

private

minimum vn of reflections

Definition at line 218 of file AliHFVnVsMassFitter.h.

Referenced by SetReflVnParLimits(), and SimultaneusFit().

Double_t AliHFVnVsMassFitter::fVnRflMin

private

flag to limit or not the vn of reflections

Definition at line 217 of file AliHFVnVsMassFitter.h.

Referenced by SetReflVnParLimits(), and SimultaneusFit().

Int_t AliHFVnVsMassFitter::fVnRflOpt

private

internal variable for fit with reflections

Definition at line 215 of file AliHFVnVsMassFitter.h.

Referenced by DefineNumberOfParameters(), DrawHere(), SetParNames(), SetReflVnOption(), SimultaneusFit(), and vnFunc().

Double_t AliHFVnVsMassFitter::fVnSecPeak

private

flag to fix the width of the 2nd peak

Definition at line 226 of file AliHFVnVsMassFitter.h.

Referenced by SimultaneusFit().

Double_t AliHFVnVsMassFitter::fVnSecPeakUncertainty

private

flag to introduce second peak vn in the vn vs. mass fit

Definition at line 228 of file AliHFVnVsMassFitter.h.

Referenced by SimultaneusFit().

TF1* AliHFVnVsMassFitter::fVnTotFunc

private

vn bkg fit function (final, after simultaneus fit)

Definition at line 165 of file AliHFVnVsMassFitter.h.

Referenced by DrawHere(), GetVnVsMassTotFitFunc(), SetParNames(), SimultaneusFit(), and ~AliHFVnVsMassFitter().

Double_t AliHFVnVsMassFitter::fVnUncertainty

private

vn of the signal from fit

Definition at line 170 of file AliHFVnVsMassFitter.h.

Referenced by GetVnUncertainty(), and SimultaneusFit().

TH1F* AliHFVnVsMassFitter::fVnVsMassHisto

private

mass histogram to fit

Definition at line 155 of file AliHFVnVsMassFitter.h.

Referenced by AliHFVnVsMassFitter(), DrawHere(), MassPrefit(), SimultaneusFit(), VnSBPrefit(), and ~AliHFVnVsMassFitter().

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

PWGHF/vertexingHF/AliHFVnVsMassFitter.h
PWGHF/vertexingHF/AliHFVnVsMassFitter.cxx

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