39 RooRealVar mean(
"mean",
"mean of gaussians", 5, 0, 10);
40 RooRealVar sigma1(
"sigma1",
"width of gaussians", 0.5);
41 RooRealVar sigma2(
"sigma2",
"width of gaussians", 1);
43 RooGaussian sig1(
"sig1",
"Signal component 1",
x, mean, sigma1);
44 RooGaussian sig2(
"sig2",
"Signal component 2",
x, mean, sigma2);
52 RooRealVar sig1frac(
"sig1frac",
"fraction of component 1 in signal", 0.8, 0., 1.);
56 RooRealVar nbkg(
"nbkg",
"number of background events,", 150, 0, 1000);
57 RooRealVar nsig(
"nsig",
"number of signal events", 150, 0, 1000);
112 gPad->SetLeftMargin(0.15);
116 gPad->SetLeftMargin(0.15);
120 gPad->SetLeftMargin(0.15);
124 gPad->SetLeftMargin(0.15);
128 gPad->SetLeftMargin(0.15);
130 hh_cor_a0_s1f->
Draw(
"box");
132 gPad->SetLeftMargin(0.15);
134 hh_cor_a0_a1->
Draw(
"box");
136 gPad->SetLeftMargin(0.15);
138 corrHist000->
Draw(
"colz");
140 gPad->SetLeftMargin(0.15);
142 corrHist127->
Draw(
"colz");
144 gPad->SetLeftMargin(0.15);
146 corrHist953->
Draw(
"colz");
R__EXTERN TStyle * gStyle
TH1 * createHistogram(const char *name, const RooAbsRealLValue &xvar, const RooCmdArg &arg1={}, const RooCmdArg &arg2={}, const RooCmdArg &arg3={}, const RooCmdArg &arg4={}, const RooCmdArg &arg5={}, const RooCmdArg &arg6={}, const RooCmdArg &arg7={}, const RooCmdArg &arg8={}) const
Calls createHistogram(const char *name, const RooAbsRealLValue& xvar, const RooLinkedList& argList) c...
Efficient implementation of a sum of PDFs of the form.
RooArgList is a container object that can hold multiple RooAbsArg objects.
RooArgSet is a container object that can hold multiple RooAbsArg objects.
Chebychev polynomial p.d.f.
TH2 * correlationHist(const char *name="correlation_matrix") const
Return TH2D of correlation matrix.
Helper class to facilitate Monte Carlo studies such as 'goodness-of-fit' studies, that involve fittin...
RooPlot * plotParam(const RooRealVar ¶m, const RooCmdArg &arg1={}, const RooCmdArg &arg2={}, const RooCmdArg &arg3={}, const RooCmdArg &arg4={}, const RooCmdArg &arg5={}, const RooCmdArg &arg6={}, const RooCmdArg &arg7={}, const RooCmdArg &arg8={})
Plot the distribution of the fitted value of the given parameter on a newly created frame.
RooPlot * plotNLL(const RooCmdArg &arg1={}, const RooCmdArg &arg2={}, const RooCmdArg &arg3={}, const RooCmdArg &arg4={}, const RooCmdArg &arg5={}, const RooCmdArg &arg6={}, const RooCmdArg &arg7={}, const RooCmdArg &arg8={})
Plot the distribution of the -log(L) values on a newly created frame.
const RooFitResult * fitResult(Int_t sampleNum) const
Return the RooFitResult of the fit with the given run number.
RooPlot * plotError(const RooRealVar ¶m, const RooCmdArg &arg1={}, const RooCmdArg &arg2={}, const RooCmdArg &arg3={}, const RooCmdArg &arg4={}, const RooCmdArg &arg5={}, const RooCmdArg &arg6={}, const RooCmdArg &arg7={}, const RooCmdArg &arg8={})
Plot the distribution of the fit errors for the specified parameter on a newly created frame.
const RooDataSet & fitParDataSet()
Return a RooDataSet containing the post-fit parameters of each toy cycle.
bool generateAndFit(Int_t nSamples, Int_t nEvtPerSample=0, bool keepGenData=false, const char *asciiFilePat=nullptr)
Generate and fit 'nSamples' samples of 'nEvtPerSample' events.
RooPlot * plotPull(const RooRealVar ¶m, const RooCmdArg &arg1, const RooCmdArg &arg2={}, const RooCmdArg &arg3={}, const RooCmdArg &arg4={}, const RooCmdArg &arg5={}, const RooCmdArg &arg6={}, const RooCmdArg &arg7={}, const RooCmdArg &arg8={})
Plot the distribution of pull values for the specified parameter on a newly created frame.
Plot frame and a container for graphics objects within that frame.
void Draw(Option_t *options=nullptr) override
Draw this plot and all of the elements it contains.
Variable that can be changed from the outside.
virtual void SetTitleOffset(Float_t offset=1)
Set distance between the axis and the axis title.
TH1 is the base class of all histogram classes in ROOT.
void Draw(Option_t *option="") override
Draw this histogram with options.
Service class for 2-D histogram classes.
void SetOptStat(Int_t stat=1)
The type of information printed in the histogram statistics box can be selected via the parameter mod...
RooCmdArg FitGauss(bool flag=true)
RooCmdArg FitOptions(const RooCmdArg &arg1, const RooCmdArg &arg2={}, const RooCmdArg &arg3={}, const RooCmdArg &arg4={}, const RooCmdArg &arg5={}, const RooCmdArg &arg6={})
RooCmdArg YVar(const RooAbsRealLValue &var, const RooCmdArg &arg={})
RooCmdArg Silence(bool flag=true)
RooCmdArg Binned(bool flag=true)
RooCmdArg Bins(Int_t nbin)
RooCmdArg Save(bool flag=true)
RooCmdArg PrintEvalErrors(Int_t numErrors)
RooCmdArg Extended(bool flag=true)
The namespace RooFit contains mostly switches that change the behaviour of functions of PDFs (or othe...