timeGA.cxx File Reference

#include "TH1.h"
#include "TF1.h"
#include "Fit/BinData.h"
#include "Fit/Chi2FCN.h"
#include "Math/WrappedMultiTF1.h"
#include "Math/Minimizer.h"
#include "Math/GeneticMinimizer.h"
#include "Math/Factory.h"
#include "HFitInterface.h"
#include "TMath.h"
#include <TStopwatch.h>

Go to the source code of this file.

Functions
Double_t	background (Double_t *x, Double_t *par)
Double_t	gaussianPeak (Double_t *x, Double_t *par)
Double_t	fitFunction (Double_t *x, Double_t *par)
int	GAMinimize (ROOT::Math::IMultiGenFunction &chi2Func, double &xm1, double &xm2)
int	GAMinTutorial ()
int	main (int argc, char **argv)
Variables
double	par0 [8] = { 1, 0.05, 10 , 2, 0.5 , 10 , 7 , 1. }
const int	ndata = 10000
const double	gAbsTolerance = 0.1
const int	gVerbose = 0

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Function Documentation

Double_t background	(	Double_t *	x,
		Double_t *	par
	)

Definition at line 19 of file timeGA.cxx.

Double_t fitFunction	(	Double_t *	x,
		Double_t *	par
	)

Definition at line 29 of file timeGA.cxx.

References background, and gaussianPeak().

int GAMinimize	(	ROOT::Math::IMultiGenFunction &	chi2Func,
		double &	xm1,
		double &	xm2
	)

Definition at line 42 of file timeGA.cxx.

References copy(), DEBUG, gAbsTolerance, gVerbose, i, min, ROOT::Math::IBaseFunctionMultiDim::NDim(), par0, ROOT::Math::Util::ToString(), and x0.

int GAMinTutorial

(

)

Definition at line 90 of file timeGA.cxx.

References d, TH2::Fill(), ROOT::Fit::FillData(), fitFunc, fitFunction(), GAMinimize(), TF1::GetRandom(), h1, i, ndata, par0, TFormula::SetParameters(), t, x1, and x2.

Double_t gaussianPeak	(	Double_t *	x,
		Double_t *	par
	)

Definition at line 24 of file timeGA.cxx.

References TMath::Gaus().

int main	(	int	argc,
		char **	argv
	)

Definition at line 122 of file timeGA.cxx.

References GAMinTutorial().

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Variable Documentation

const double gAbsTolerance = 0.1

Definition at line 36 of file timeGA.cxx.

const int gVerbose = 0

Definition at line 37 of file timeGA.cxx.

const int ndata = 10000

Definition at line 35 of file timeGA.cxx.

double par0[8] = { 1, 0.05, 10 , 2, 0.5 , 10 , 7 , 1. }

Definition at line 34 of file timeGA.cxx.

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