EffPurFromHistos Class Reference

#include <EffPurFromHistos.h>

Public Member Functions
void	compute (DQMStore::IBooker &ibook)
FlavourHistograms< double > *	discriminatorCutEfficScan () const
FlavourHistograms< double > *	discriminatorNoCutEffic () const
	EffPurFromHistos (const std::string &ext, TH1F *h_d, TH1F *h_u, TH1F *h_s, TH1F *h_c, TH1F *h_b, TH1F *h_g, TH1F *h_ni, TH1F *h_dus, TH1F *h_dusg, TH1F *h_pu, const std::string &label, const unsigned int &mc, int nBin=100, double startO=0.005, double endO=1.005)
	EffPurFromHistos (const FlavourHistograms< double > *dDiscriminatorFC, const std::string &label, const unsigned int &mc, DQMStore::IBooker &ibook, int nBin=100, double startO=0.005, double endO=1.005)
void	epsPlot (const std::string &name)
TH1F *	getEffFlavVsBEff_b ()
TH1F *	getEffFlavVsBEff_c ()
TH1F *	getEffFlavVsBEff_d ()
TH1F *	getEffFlavVsBEff_dus ()
TH1F *	getEffFlavVsBEff_dusg ()
TH1F *	getEffFlavVsBEff_g ()
TH1F *	getEffFlavVsBEff_ni ()
TH1F *	getEffFlavVsBEff_pu ()
TH1F *	getEffFlavVsBEff_s ()
TH1F *	getEffFlavVsBEff_u ()
void	plot (TPad *theCanvas=0)
void	plot (const std::string &name, const std::string &ext)
void	psPlot (const std::string &name)
	~EffPurFromHistos ()

Private Member Functions
void	check ()

Private Attributes
FlavourHistograms< double > *	discrCutEfficScan
FlavourHistograms< double > *	discrNoCutEffic
MonitorElement *	EffFlavVsBEff_b
MonitorElement *	EffFlavVsBEff_c
MonitorElement *	EffFlavVsBEff_d
MonitorElement *	EffFlavVsBEff_dus
MonitorElement *	EffFlavVsBEff_dusg
MonitorElement *	EffFlavVsBEff_g
MonitorElement *	EffFlavVsBEff_ni
MonitorElement *	EffFlavVsBEff_pu
MonitorElement *	EffFlavVsBEff_s
MonitorElement *	EffFlavVsBEff_u
TH1F *	effVersusDiscr_b
TH1F *	effVersusDiscr_c
TH1F *	effVersusDiscr_d
TH1F *	effVersusDiscr_dus
TH1F *	effVersusDiscr_dusg
TH1F *	effVersusDiscr_g
TH1F *	effVersusDiscr_ni
TH1F *	effVersusDiscr_pu
TH1F *	effVersusDiscr_s
TH1F *	effVersusDiscr_u
double	endOutput
bool	fromDiscriminatorDistr
std::string	histoExtension
std::string	label_
unsigned int	mcPlots_
int	nBinOutput
double	startOutput

Detailed Description

Definition at line 15 of file EffPurFromHistos.h.

Constructor & Destructor Documentation

EffPurFromHistos::EffPurFromHistos	(	const std::string &	ext,
		TH1F *	h_d,
		TH1F *	h_u,
		TH1F *	h_s,
		TH1F *	h_c,
		TH1F *	h_b,
		TH1F *	h_g,
		TH1F *	h_ni,
		TH1F *	h_dus,
		TH1F *	h_dusg,
		TH1F *	h_pu,
		const std::string &	label,
		const unsigned int &	mc,
		int	nBin = 100,
		double	startO = 0.005,
		double	endO = 1.005
	)

Definition at line 17 of file EffPurFromHistos.cc.

References check().

                                                           :
        fromDiscriminatorDistr(false),
    histoExtension(ext), effVersusDiscr_d(h_d), effVersusDiscr_u(h_u),
    effVersusDiscr_s(h_s), effVersusDiscr_c(h_c), effVersusDiscr_b(h_b),
    effVersusDiscr_g(h_g), effVersusDiscr_ni(h_ni), effVersusDiscr_dus(h_dus),
    effVersusDiscr_dusg(h_dusg), effVersusDiscr_pu(h_pu), 
    nBinOutput(nBin), startOutput(startO),
    endOutput(endO),  mcPlots_(mc), label_(label)
{
  // consistency check
  check();
}

EffPurFromHistos::EffPurFromHistos	(	const FlavourHistograms< double > *	dDiscriminatorFC,
		const std::string &	label,
		const unsigned int &	mc,
		DQMStore::IBooker &	ibook,
		int	nBin = 100,
		double	startO = 0.005,
		double	endO = 1.005
	)

Definition at line 34 of file EffPurFromHistos.cc.

References FlavourHistograms< T >::baseNameDescription(), FlavourHistograms< T >::baseNameTitle(), discrCutEfficScan, discrNoCutEffic, FlavourHistograms< T >::divide(), effVersusDiscr_b, effVersusDiscr_c, effVersusDiscr_d, effVersusDiscr_dus, effVersusDiscr_dusg, effVersusDiscr_g, effVersusDiscr_ni, effVersusDiscr_pu, effVersusDiscr_s, effVersusDiscr_u, FlavourHistograms< T >::getHistoVector(), FlavourHistograms< T >::histo_b(), FlavourHistograms< T >::histo_c(), FlavourHistograms< T >::histo_d(), FlavourHistograms< T >::histo_dus(), FlavourHistograms< T >::histo_dusg(), FlavourHistograms< T >::histo_g(), FlavourHistograms< T >::histo_ni(), FlavourHistograms< T >::histo_pu(), FlavourHistograms< T >::histo_s(), FlavourHistograms< T >::histo_u(), histoExtension, diffTwoXMLs::label, FlavourHistograms< T >::lowerBound(), mcPlots_, FlavourHistograms< T >::nBins(), FlavourHistograms< T >::SetMinimum(), mathSSE::sqrt(), and FlavourHistograms< T >::upperBound().

                                                :
      fromDiscriminatorDistr(true), nBinOutput(nBin), startOutput(startO), endOutput(endO),  mcPlots_(mc), label_(label){
  histoExtension = "_"+dDiscriminatorFC->baseNameTitle();


  discrNoCutEffic = new FlavourHistograms<double> (
    "totalEntries" + histoExtension, "Total Entries: " + dDiscriminatorFC->baseNameDescription(),
    dDiscriminatorFC->nBins(), dDiscriminatorFC->lowerBound(),
    dDiscriminatorFC->upperBound(), false, true, false, "b", label, mcPlots_, ibook );

  // conditional discriminator cut for efficiency histos

  discrCutEfficScan = new FlavourHistograms<double> (
    "effVsDiscrCut" + histoExtension, "Eff. vs Disc. Cut: " + dDiscriminatorFC->baseNameDescription(),
    dDiscriminatorFC->nBins(), dDiscriminatorFC->lowerBound(),
    dDiscriminatorFC->upperBound(), false, true, false, "b", label , mcPlots_, ibook );
  discrCutEfficScan->SetMinimum(1E-4);
  if (mcPlots_){ 

    if(mcPlots_>2){
      effVersusDiscr_d =    discrCutEfficScan->histo_d   ();
      effVersusDiscr_u =    discrCutEfficScan->histo_u   ();
      effVersusDiscr_s =    discrCutEfficScan->histo_s   ();
      effVersusDiscr_g =    discrCutEfficScan->histo_g   ();
      effVersusDiscr_dus =  discrCutEfficScan->histo_dus ();
    }
    else{
      effVersusDiscr_d   =  0;
      effVersusDiscr_u   =  0; 
      effVersusDiscr_s   =  0;
      effVersusDiscr_g   =  0;
      effVersusDiscr_dus =  0;
    }
    effVersusDiscr_c =    discrCutEfficScan->histo_c   ();
    effVersusDiscr_b =    discrCutEfficScan->histo_b   ();
    effVersusDiscr_ni =   discrCutEfficScan->histo_ni  ();
    effVersusDiscr_dusg = discrCutEfficScan->histo_dusg();
    effVersusDiscr_pu = discrCutEfficScan->histo_pu();

  
    if(mcPlots_>2){
      effVersusDiscr_d->SetXTitle ( "Discriminant" );
      effVersusDiscr_d->GetXaxis()->SetTitleOffset ( 0.75 );
      effVersusDiscr_u->SetXTitle ( "Discriminant" );
      effVersusDiscr_u->GetXaxis()->SetTitleOffset ( 0.75 );
      effVersusDiscr_s->SetXTitle ( "Discriminant" );
      effVersusDiscr_s->GetXaxis()->SetTitleOffset ( 0.75 );
      effVersusDiscr_g->SetXTitle ( "Discriminant" );
      effVersusDiscr_g->GetXaxis()->SetTitleOffset ( 0.75 );
      effVersusDiscr_dus->SetXTitle ( "Discriminant" );
      effVersusDiscr_dus->GetXaxis()->SetTitleOffset ( 0.75 );
    }
    effVersusDiscr_c->SetXTitle ( "Discriminant" );
    effVersusDiscr_c->GetXaxis()->SetTitleOffset ( 0.75 );
    effVersusDiscr_b->SetXTitle ( "Discriminant" );
    effVersusDiscr_b->GetXaxis()->SetTitleOffset ( 0.75 );
    effVersusDiscr_ni->SetXTitle ( "Discriminant" );
    effVersusDiscr_ni->GetXaxis()->SetTitleOffset ( 0.75 );
    effVersusDiscr_dusg->SetXTitle ( "Discriminant" );
    effVersusDiscr_dusg->GetXaxis()->SetTitleOffset ( 0.75 );
    effVersusDiscr_pu->SetXTitle ( "Discriminant" );
    effVersusDiscr_pu->GetXaxis()->SetTitleOffset ( 0.75 );
  }
  else{
    effVersusDiscr_d =    0;
    effVersusDiscr_u =    0; 
    effVersusDiscr_s =    0;
    effVersusDiscr_c =    0; 
    effVersusDiscr_b =    0;
    effVersusDiscr_g =    0;
    effVersusDiscr_ni =   0;
    effVersusDiscr_dus =  0;
    effVersusDiscr_dusg = 0;
    effVersusDiscr_pu = 0;
  }

  // discr. for computation
  vector<TH1F*> discrCfHistos = dDiscriminatorFC->getHistoVector();

  // discr no cut
  vector<TH1F*> discrNoCutHistos = discrNoCutEffic->getHistoVector();

  // discr no cut
  vector<TH1F*> discrCutHistos = discrCutEfficScan->getHistoVector();

  const int& dimHistos = discrCfHistos.size(); // they all have the same size

  // DISCR-CUT LOOP:
  // fill the histos for eff-pur computations by scanning the discriminatorFC histogram

  // better to loop over bins -> discrCut no longer needed
  const int& nBins = dDiscriminatorFC->nBins();

  // loop over flavours
  for ( int iFlav = 0; iFlav < dimHistos; iFlav++ ) {
    if (discrCfHistos[iFlav] == 0) continue;
    discrNoCutHistos[iFlav]->SetXTitle ( "Discriminant" );
    discrNoCutHistos[iFlav]->GetXaxis()->SetTitleOffset ( 0.75 );

    // In Root histos, bin counting starts at 1 to nBins.
    // bin 0 is the underflow, and nBins+1 is the overflow.
    const double& nJetsFlav = discrCfHistos[iFlav]->GetEntries ();
    double sum = discrCfHistos[iFlav]->GetBinContent( nBins+1 ); //+1 to get the overflow.
    
    for ( int iDiscr = nBins; iDiscr > 0 ; --iDiscr ) {
      // fill all jets into NoCut histo
      discrNoCutHistos[iFlav]->SetBinContent ( iDiscr, nJetsFlav );
      discrNoCutHistos[iFlav]->SetBinError   ( iDiscr, sqrt(nJetsFlav) );
      sum += discrCfHistos[iFlav]->GetBinContent( iDiscr );
      discrCutHistos[iFlav]->SetBinContent ( iDiscr, sum );
      discrCutHistos[iFlav]->SetBinError   ( iDiscr, sqrt(sum) );
    }
  }


  // divide to get efficiency vs. discriminator cut from absolute numbers
  discrCutEfficScan->divide ( *discrNoCutEffic );  // does: histos including discriminator cut / flat histo
}

EffPurFromHistos::~EffPurFromHistos

(

)

Definition at line 156 of file EffPurFromHistos.cc.

                                     {
  /*  delete EffFlavVsBEff_d   ;
  delete EffFlavVsBEff_u   ;
  delete EffFlavVsBEff_s   ;
  delete EffFlavVsBEff_c   ;
  delete EffFlavVsBEff_b   ;
  delete EffFlavVsBEff_g   ;
  delete EffFlavVsBEff_ni  ;
  delete EffFlavVsBEff_dus ;
  delete EffFlavVsBEff_dusg;
  if ( fromDiscriminatorDistr) {
    delete discrNoCutEffic;
    delete discrCutEfficScan;
    }*/
}

Member Function Documentation

void EffPurFromHistos::check ( )

private

Definition at line 331 of file EffPurFromHistos.cc.

References effVersusDiscr_b, effVersusDiscr_c, effVersusDiscr_d, effVersusDiscr_dus, effVersusDiscr_dusg, effVersusDiscr_g, effVersusDiscr_ni, effVersusDiscr_pu, effVersusDiscr_s, effVersusDiscr_u, edm::hlt::Exception, and mcPlots_.

Referenced by EffPurFromHistos().

                              {
  // number of bins

  int nBins_d    = 0;
  int nBins_u    = 0;
  int nBins_s    = 0;
  int nBins_g    = 0;
  int nBins_dus  = 0;
  if(mcPlots_>2){
    nBins_d    = effVersusDiscr_d    -> GetNbinsX();
    nBins_u    = effVersusDiscr_u    -> GetNbinsX();
    nBins_s    = effVersusDiscr_s    -> GetNbinsX();
    nBins_g    = effVersusDiscr_g    -> GetNbinsX();
    nBins_dus  = effVersusDiscr_dus  -> GetNbinsX();
  }
  const int& nBins_c    = effVersusDiscr_c    -> GetNbinsX();
  const int& nBins_b    = effVersusDiscr_b    -> GetNbinsX();
  const int& nBins_ni   = effVersusDiscr_ni   -> GetNbinsX();
  const int& nBins_dusg = effVersusDiscr_dusg -> GetNbinsX();
  const int& nBins_pu   = effVersusDiscr_pu   -> GetNbinsX();

  const bool& lNBins =
    ( (nBins_d == nBins_u    &&
       nBins_d == nBins_s    &&
       nBins_d == nBins_c    &&
       nBins_d == nBins_b    &&
       nBins_d == nBins_g    &&
       nBins_d == nBins_ni   &&
       nBins_d == nBins_dus  &&
       nBins_d == nBins_dusg)||
      (nBins_c == nBins_b    &&
       nBins_c == nBins_dusg &&
       nBins_c == nBins_ni   &&
       nBins_c == nBins_pu)    );

  if ( !lNBins ) {
    throw cms::Exception("Configuration")
      << "Input histograms do not all have the same number of bins!\n";
  }


  // start
  float sBin_d    = 0;
  float sBin_u    = 0;
  float sBin_s    = 0;
  float sBin_g    = 0;
  float sBin_dus  = 0;
  if(mcPlots_>2){
    sBin_d    = effVersusDiscr_d    -> GetBinCenter(1);
    sBin_u    = effVersusDiscr_u    -> GetBinCenter(1);
    sBin_s    = effVersusDiscr_s    -> GetBinCenter(1);
    sBin_g    = effVersusDiscr_g    -> GetBinCenter(1);
    sBin_dus  = effVersusDiscr_dus  -> GetBinCenter(1);
  }
  const float& sBin_c    = effVersusDiscr_c    -> GetBinCenter(1);
  const float& sBin_b    = effVersusDiscr_b    -> GetBinCenter(1);
  const float& sBin_ni   = effVersusDiscr_ni   -> GetBinCenter(1);
  const float& sBin_dusg = effVersusDiscr_dusg -> GetBinCenter(1);
  const float& sBin_pu   = effVersusDiscr_pu   -> GetBinCenter(1);

  const bool& lSBin =
    ( (sBin_d == sBin_u    &&
       sBin_d == sBin_s    &&
       sBin_d == sBin_c    &&
       sBin_d == sBin_b    &&
       sBin_d == sBin_g    &&
       sBin_d == sBin_ni   &&
       sBin_d == sBin_dus  &&
       sBin_d == sBin_dusg)||
      (sBin_c == sBin_b    &&
       sBin_c == sBin_dusg &&
       sBin_c == sBin_ni   &&
       sBin_c == sBin_pu)    );

  if ( !lSBin ) {
    throw cms::Exception("Configuration")
      << "EffPurFromHistos::check() : Input histograms do not all have the same start bin!\n";
  }


  // end
  float eBin_d    = 0;
  float eBin_u    = 0;
  float eBin_s    = 0;
  float eBin_g    = 0;
  float eBin_dus  = 0;
  if(mcPlots_>2){
    eBin_d    = effVersusDiscr_d    -> GetBinCenter( nBins_d - 1 );
    eBin_u    = effVersusDiscr_u    -> GetBinCenter( nBins_d - 1 );
    eBin_s    = effVersusDiscr_s    -> GetBinCenter( nBins_d - 1 );
    eBin_g    = effVersusDiscr_g    -> GetBinCenter( nBins_d - 1 );
    eBin_dus  = effVersusDiscr_dus  -> GetBinCenter( nBins_d - 1 );
  }
  const float& eBin_c    = effVersusDiscr_c    -> GetBinCenter( nBins_d - 1 );
  const float& eBin_b    = effVersusDiscr_b    -> GetBinCenter( nBins_d - 1 );
  const float& eBin_ni   = effVersusDiscr_ni   -> GetBinCenter( nBins_d - 1 );
  const float& eBin_dusg = effVersusDiscr_dusg -> GetBinCenter( nBins_d - 1 );
  const float& eBin_pu   = effVersusDiscr_pu   -> GetBinCenter( nBins_d - 1 );

  const bool& lEBin =
    ( (eBin_d == eBin_u    &&
       eBin_d == eBin_s    &&
       eBin_d == eBin_c    &&
       eBin_d == eBin_b    &&
       eBin_d == eBin_g    &&
       eBin_d == eBin_ni   &&
       eBin_d == eBin_dus  &&
       eBin_d == eBin_dusg)||
      (eBin_c == eBin_b    &&
       eBin_c == eBin_dusg &&
       eBin_c == eBin_ni   &&
       eBin_c == eBin_pu)     );

  if ( !lEBin ) {
    throw cms::Exception("Configuration")
      << "EffPurFromHistos::check() : Input histograms do not all have the same end bin!\n";
  }
}

void EffPurFromHistos::compute

(

DQMStore::IBooker &

ibook

)

Definition at line 451 of file EffPurFromHistos.cc.

References HistoProviderDQM::book1D(), EffFlavVsBEff_b, EffFlavVsBEff_c, EffFlavVsBEff_d, EffFlavVsBEff_dus, EffFlavVsBEff_dusg, EffFlavVsBEff_g, EffFlavVsBEff_ni, EffFlavVsBEff_pu, EffFlavVsBEff_s, EffFlavVsBEff_u, effVersusDiscr_b, effVersusDiscr_c, effVersusDiscr_d, effVersusDiscr_dus, effVersusDiscr_dusg, effVersusDiscr_g, effVersusDiscr_ni, effVersusDiscr_pu, effVersusDiscr_s, effVersusDiscr_u, endOutput, HcalObjRepresent::Fill(), RecoBTag::findBinClosestYValue(), MonitorElement::getTH1F(), histoExtension, label_, mcPlots_, cuy::nBinB, nBinOutput, startOutput, and AlCaHLTBitMon_QueryRunRegistry::string.

{
  if (!mcPlots_) {

    EffFlavVsBEff_d = 0;
    EffFlavVsBEff_u = 0; 
    EffFlavVsBEff_s = 0; 
    EffFlavVsBEff_c = 0; 
    EffFlavVsBEff_b = 0; 
    EffFlavVsBEff_g = 0; 
    EffFlavVsBEff_ni = 0; 
    EffFlavVsBEff_dus = 0; 
    EffFlavVsBEff_dusg = 0; 
    EffFlavVsBEff_pu = 0; 
    
    return; 
 
  }
 

  // to have shorter names ......
  const std::string & hE = histoExtension;
  const std::string & hB = "FlavEffVsBEff_";


  // create histograms from base name and extension as given from user
  // BINNING MUST BE IDENTICAL FOR ALL OF THEM!!
  HistoProviderDQM prov("Btag",label_,ibook);
  if(mcPlots_>2){
    EffFlavVsBEff_d    = (prov.book1D ( hB + "D"    + hE , hB + "D"    + hE , nBinOutput , startOutput , endOutput ));
    EffFlavVsBEff_u    = (prov.book1D ( hB + "U"    + hE , hB + "U"    + hE , nBinOutput , startOutput , endOutput )) ;
    EffFlavVsBEff_s    = (prov.book1D ( hB + "S"    + hE , hB + "S"    + hE , nBinOutput , startOutput , endOutput )) ;
    EffFlavVsBEff_g    = (prov.book1D ( hB + "G"    + hE , hB + "G"    + hE , nBinOutput , startOutput , endOutput )) ;
    EffFlavVsBEff_dus  = (prov.book1D ( hB + "DUS"  + hE , hB + "DUS"  + hE , nBinOutput , startOutput , endOutput )) ;
  }
  else {
    EffFlavVsBEff_d = 0;
    EffFlavVsBEff_u = 0;
    EffFlavVsBEff_s = 0;
    EffFlavVsBEff_g = 0;
    EffFlavVsBEff_dus = 0;
  }
  EffFlavVsBEff_c    = (prov.book1D ( hB + "C"    + hE , hB + "C"    + hE , nBinOutput , startOutput , endOutput )) ;
  EffFlavVsBEff_b    = (prov.book1D ( hB + "B"    + hE , hB + "B"    + hE , nBinOutput , startOutput , endOutput )) ;
  EffFlavVsBEff_ni   = (prov.book1D ( hB + "NI"   + hE , hB + "NI"   + hE , nBinOutput , startOutput , endOutput )) ;
  EffFlavVsBEff_dusg = (prov.book1D ( hB + "DUSG" + hE , hB + "DUSG" + hE , nBinOutput , startOutput , endOutput )) ;
  EffFlavVsBEff_pu   = (prov.book1D ( hB + "PU"   + hE , hB + "PU"   + hE , nBinOutput , startOutput , endOutput )) ;

  if(mcPlots_>2){
    EffFlavVsBEff_d->getTH1F()->SetXTitle ( "b-jet efficiency" );
    EffFlavVsBEff_d->getTH1F()->SetYTitle ( "non b-jet efficiency" );
    EffFlavVsBEff_d->getTH1F()->GetXaxis()->SetTitleOffset ( 0.75 );
    EffFlavVsBEff_d->getTH1F()->GetYaxis()->SetTitleOffset ( 0.75 );
    EffFlavVsBEff_u->getTH1F()->SetXTitle ( "b-jet efficiency" );
    EffFlavVsBEff_u->getTH1F()->SetYTitle ( "non b-jet efficiency" );
    EffFlavVsBEff_u->getTH1F()->GetXaxis()->SetTitleOffset ( 0.75 );
    EffFlavVsBEff_u->getTH1F()->GetYaxis()->SetTitleOffset ( 0.75 );
    EffFlavVsBEff_s->getTH1F()->SetXTitle ( "b-jet efficiency" );
    EffFlavVsBEff_s->getTH1F()->SetYTitle ( "non b-jet efficiency" );
    EffFlavVsBEff_s->getTH1F()->GetXaxis()->SetTitleOffset ( 0.75 );
    EffFlavVsBEff_s->getTH1F()->GetYaxis()->SetTitleOffset ( 0.75 );
    EffFlavVsBEff_g->getTH1F()->SetXTitle ( "b-jet efficiency" );
    EffFlavVsBEff_g->getTH1F()->SetYTitle ( "non b-jet efficiency" );
    EffFlavVsBEff_g->getTH1F()->GetXaxis()->SetTitleOffset ( 0.75 );
    EffFlavVsBEff_g->getTH1F()->GetYaxis()->SetTitleOffset ( 0.75 );
    EffFlavVsBEff_dus->getTH1F()->SetXTitle ( "b-jet efficiency" );
    EffFlavVsBEff_dus->getTH1F()->SetYTitle ( "non b-jet efficiency" );
    EffFlavVsBEff_dus->getTH1F()->GetXaxis()->SetTitleOffset ( 0.75 );
    EffFlavVsBEff_dus->getTH1F()->GetYaxis()->SetTitleOffset ( 0.75 );
  }
  EffFlavVsBEff_c->getTH1F()->SetXTitle ( "b-jet efficiency" );
  EffFlavVsBEff_c->getTH1F()->SetYTitle ( "non b-jet efficiency" );
  EffFlavVsBEff_c->getTH1F()->GetXaxis()->SetTitleOffset ( 0.75 );
  EffFlavVsBEff_c->getTH1F()->GetYaxis()->SetTitleOffset ( 0.75 );
  EffFlavVsBEff_b->getTH1F()->SetXTitle ( "b-jet efficiency" );
  EffFlavVsBEff_b->getTH1F()->SetYTitle ( "b-jet efficiency" );
  EffFlavVsBEff_b->getTH1F()->GetXaxis()->SetTitleOffset ( 0.75 );
  EffFlavVsBEff_b->getTH1F()->GetYaxis()->SetTitleOffset ( 0.75 );
  EffFlavVsBEff_ni->getTH1F()->SetXTitle ( "b-jet efficiency" );
  EffFlavVsBEff_ni->getTH1F()->SetYTitle ( "non b-jet efficiency" );
  EffFlavVsBEff_ni->getTH1F()->GetXaxis()->SetTitleOffset ( 0.75 );
  EffFlavVsBEff_ni->getTH1F()->GetYaxis()->SetTitleOffset ( 0.75 );
  EffFlavVsBEff_dusg->getTH1F()->SetXTitle ( "b-jet efficiency" );
  EffFlavVsBEff_dusg->getTH1F()->SetYTitle ( "non b-jet efficiency" );
  EffFlavVsBEff_dusg->getTH1F()->GetXaxis()->SetTitleOffset ( 0.75 );
  EffFlavVsBEff_dusg->getTH1F()->GetYaxis()->SetTitleOffset ( 0.75 );
  EffFlavVsBEff_pu->getTH1F()->SetXTitle ( "b-jet efficiency" );
  EffFlavVsBEff_pu->getTH1F()->SetYTitle ( "non b-jet efficiency" );
  EffFlavVsBEff_pu->getTH1F()->GetXaxis()->SetTitleOffset ( 0.75 );
  EffFlavVsBEff_pu->getTH1F()->GetYaxis()->SetTitleOffset ( 0.75 );


  // loop over eff. vs. discriminator cut b-histo and look in which bin the closest entry is;
  // use fact that eff decreases monotonously

  // any of the histos to be created can be taken here:
  MonitorElement * EffFlavVsBEff = EffFlavVsBEff_b;

  const int& nBinB = EffFlavVsBEff->getTH1F()->GetNbinsX();

  for ( int iBinB = 1; iBinB <= nBinB; iBinB++ ) {  // loop over the bins on the x-axis of the histograms to be filled

    const float& effBBinWidth = EffFlavVsBEff->getTH1F()->GetBinWidth  ( iBinB );
    const float& effBMid      = EffFlavVsBEff->getTH1F()->GetBinCenter ( iBinB ); // middle of b-efficiency bin
    const float& effBLeft     = effBMid - 0.5*effBBinWidth;              // left edge of bin
    const float& effBRight    = effBMid + 0.5*effBBinWidth;              // right edge of bin
    // find the corresponding bin in the efficiency versus discriminator cut histo: closest one in efficiency
    const int&   binClosest = findBinClosestYValue ( effVersusDiscr_b , effBMid , effBLeft , effBRight );
    const bool&  binFound   = ( binClosest > 0 ) ;
    //
    if ( binFound ) {
      // fill the histos
      if(mcPlots_>2){
    EffFlavVsBEff_d    -> Fill ( effBMid , effVersusDiscr_d   ->GetBinContent ( binClosest ) );
    EffFlavVsBEff_u    -> Fill ( effBMid , effVersusDiscr_u   ->GetBinContent ( binClosest ) );
    EffFlavVsBEff_s    -> Fill ( effBMid , effVersusDiscr_s   ->GetBinContent ( binClosest ) );
    EffFlavVsBEff_g    -> Fill ( effBMid , effVersusDiscr_g   ->GetBinContent ( binClosest ) );
    EffFlavVsBEff_dus  -> Fill ( effBMid , effVersusDiscr_dus ->GetBinContent ( binClosest ) );
      }
      EffFlavVsBEff_c    -> Fill ( effBMid , effVersusDiscr_c   ->GetBinContent ( binClosest ) );
      EffFlavVsBEff_b    -> Fill ( effBMid , effVersusDiscr_b   ->GetBinContent ( binClosest ) );
      EffFlavVsBEff_ni   -> Fill ( effBMid , effVersusDiscr_ni  ->GetBinContent ( binClosest ) );
      EffFlavVsBEff_dusg -> Fill ( effBMid , effVersusDiscr_dusg->GetBinContent ( binClosest ) );
      EffFlavVsBEff_pu   -> Fill ( effBMid , effVersusDiscr_pu  ->GetBinContent ( binClosest ) );

      if(mcPlots_>2){
    EffFlavVsBEff_d  ->getTH1F()  -> SetBinError ( iBinB , effVersusDiscr_d   ->GetBinError ( binClosest ) );
    EffFlavVsBEff_u  ->getTH1F()  -> SetBinError ( iBinB , effVersusDiscr_u   ->GetBinError ( binClosest ) );
    EffFlavVsBEff_s  ->getTH1F()  -> SetBinError ( iBinB , effVersusDiscr_s   ->GetBinError ( binClosest ) );
    EffFlavVsBEff_g  ->getTH1F()  -> SetBinError ( iBinB , effVersusDiscr_g   ->GetBinError ( binClosest ) );
    EffFlavVsBEff_dus->getTH1F()  -> SetBinError ( iBinB , effVersusDiscr_dus ->GetBinError ( binClosest ) );
      }
      EffFlavVsBEff_c  ->getTH1F()  -> SetBinError ( iBinB , effVersusDiscr_c   ->GetBinError ( binClosest ) );
      EffFlavVsBEff_b  ->getTH1F()  -> SetBinError ( iBinB , effVersusDiscr_b   ->GetBinError ( binClosest ) );
      EffFlavVsBEff_ni ->getTH1F()  -> SetBinError ( iBinB , effVersusDiscr_ni  ->GetBinError ( binClosest ) );
      EffFlavVsBEff_dusg->getTH1F() -> SetBinError ( iBinB , effVersusDiscr_dusg->GetBinError ( binClosest ) );
      EffFlavVsBEff_pu ->getTH1F()  -> SetBinError ( iBinB , effVersusDiscr_pu  ->GetBinError ( binClosest ) );
    }
    else {
      //cout << "Did not find right bin for b-efficiency : " << effBMid << endl;
    }
    
  }
  
}

FlavourHistograms<double>* EffPurFromHistos::discriminatorCutEfficScan ( ) const

inline

Definition at line 61 of file EffPurFromHistos.h.

References discrCutEfficScan.

Referenced by TrackCountingTagPlotter::psPlot(), TrackProbabilityTagPlotter::psPlot(), and JetTagPlotter::psPlot().

{return discrCutEfficScan;}

FlavourHistograms<double>* EffPurFromHistos::discriminatorNoCutEffic ( ) const

inline

Definition at line 60 of file EffPurFromHistos.h.

References discrNoCutEffic.

Referenced by TrackCountingTagPlotter::psPlot(), TrackProbabilityTagPlotter::psPlot(), and JetTagPlotter::psPlot().

{return discrNoCutEffic;}

void EffPurFromHistos::epsPlot

(

const std::string &

name

)

Definition at line 175 of file EffPurFromHistos.cc.

References discrCutEfficScan, discrNoCutEffic, FlavourHistograms< T >::epsPlot(), fromDiscriminatorDistr, and plot().

Referenced by JetTagPlotter::epsPlot().

{
  if ( fromDiscriminatorDistr) {
    discrNoCutEffic->epsPlot(name);
    discrCutEfficScan->epsPlot(name);
  }
  plot(name, ".eps");
}

TH1F* EffPurFromHistos::getEffFlavVsBEff_b ( )

inline

Definition at line 41 of file EffPurFromHistos.h.

References EffFlavVsBEff_b, and MonitorElement::getTH1F().

Referenced by BTagDifferentialPlot::fillHisto().

{ return EffFlavVsBEff_b ->getTH1F()   ; };

TH1F* EffPurFromHistos::getEffFlavVsBEff_c ( )

inline

Definition at line 40 of file EffPurFromHistos.h.

References EffFlavVsBEff_c, and MonitorElement::getTH1F().

Referenced by BTagDifferentialPlot::fillHisto().

{ return EffFlavVsBEff_c ->getTH1F()   ; };

TH1F* EffPurFromHistos::getEffFlavVsBEff_d ( )

inline

Definition at line 37 of file EffPurFromHistos.h.

References EffFlavVsBEff_d, and MonitorElement::getTH1F().

Referenced by BTagDifferentialPlot::fillHisto().

{ return EffFlavVsBEff_d->getTH1F()    ; };

TH1F* EffPurFromHistos::getEffFlavVsBEff_dus ( )

inline

Definition at line 44 of file EffPurFromHistos.h.

References EffFlavVsBEff_dus, and MonitorElement::getTH1F().

Referenced by BTagDifferentialPlot::fillHisto().

{ return EffFlavVsBEff_dus ->getTH1F() ; };

TH1F* EffPurFromHistos::getEffFlavVsBEff_dusg ( )

inline

Definition at line 45 of file EffPurFromHistos.h.

References EffFlavVsBEff_dusg, and MonitorElement::getTH1F().

Referenced by BTagDifferentialPlot::fillHisto().

{ return EffFlavVsBEff_dusg ->getTH1F(); };

TH1F* EffPurFromHistos::getEffFlavVsBEff_g ( )

inline

Definition at line 42 of file EffPurFromHistos.h.

References EffFlavVsBEff_g, and MonitorElement::getTH1F().

Referenced by BTagDifferentialPlot::fillHisto().

{ return EffFlavVsBEff_g ->getTH1F()   ; };

TH1F* EffPurFromHistos::getEffFlavVsBEff_ni ( )

inline

Definition at line 43 of file EffPurFromHistos.h.

References EffFlavVsBEff_ni, and MonitorElement::getTH1F().

Referenced by BTagDifferentialPlot::fillHisto().

{ return EffFlavVsBEff_ni ->getTH1F()  ; };

TH1F* EffPurFromHistos::getEffFlavVsBEff_pu ( )

inline

Definition at line 46 of file EffPurFromHistos.h.

References EffFlavVsBEff_pu, and MonitorElement::getTH1F().

Referenced by BTagDifferentialPlot::fillHisto().

{ return EffFlavVsBEff_pu ->getTH1F(); };

TH1F* EffPurFromHistos::getEffFlavVsBEff_s ( )

inline

Definition at line 39 of file EffPurFromHistos.h.

References EffFlavVsBEff_s, and MonitorElement::getTH1F().

Referenced by BTagDifferentialPlot::fillHisto().

{ return EffFlavVsBEff_s ->getTH1F()   ; };

TH1F* EffPurFromHistos::getEffFlavVsBEff_u ( )

inline

Definition at line 38 of file EffPurFromHistos.h.

References EffFlavVsBEff_u, and MonitorElement::getTH1F().

Referenced by BTagDifferentialPlot::fillHisto().

{ return EffFlavVsBEff_u->getTH1F()    ; };

void EffPurFromHistos::plot

(

TPad *

theCanvas = 0

)

Definition at line 197 of file EffPurFromHistos.cc.

References alignCSCRings::e, EffFlavVsBEff_b, EffFlavVsBEff_c, EffFlavVsBEff_d, EffFlavVsBEff_dus, EffFlavVsBEff_dusg, EffFlavVsBEff_g, EffFlavVsBEff_ni, EffFlavVsBEff_pu, EffFlavVsBEff_s, EffFlavVsBEff_u, MonitorElement::getTH1F(), mcPlots_, and setTDRStyle().

Referenced by cuy.FindIssue::__init__(), epsPlot(), plot(), TrackCountingTagPlotter::psPlot(), TrackProbabilityTagPlotter::psPlot(), JetTagPlotter::psPlot(), and psPlot().

                                                {

//fixme:
  bool btppNI = false;
  bool btppColour = true;

//   if ( !btppTitle ) gStyle->SetOptTitle ( 0 );
  setTDRStyle()->cd();

  if (plotCanvas)
    plotCanvas->cd();
  
  gPad->UseCurrentStyle();
  gPad->SetFillColor ( 0 );
  gPad->SetLogy  ( 1 );
  gPad->SetGridx ( 1 );
  gPad->SetGridy ( 1 );

  int col_c  ;
  int col_g  ;
  int col_dus;
  int col_ni ;

  int mStyle_c  ;
  int mStyle_g  ;
  int mStyle_dus;
  int mStyle_ni ;

  // marker size (same for all)
  float mSize = gPad->GetWh() * gPad->GetHNDC() / 500.; //1.2;

  if ( btppColour ) {
    col_c    = 6;
    col_g    = 3; // g in green
    col_dus  = 4; // uds in blue
    col_ni   = 5; // ni in ??
    mStyle_c   = 20;
    mStyle_g   = 20;
    mStyle_dus = 20;
    mStyle_ni  = 20;
  }
  else {
    col_c    = 1;
    col_g    = 1;
    col_dus  = 1;
    col_ni   = 1;
    mStyle_c   = 22;
    mStyle_g   = 29;
    mStyle_dus = 20;
    mStyle_ni  = 27;
  }


  // for the moment: plot c,dus,g
  if(mcPlots_>2){
    EffFlavVsBEff_dus ->getTH1F()->GetXaxis()->SetTitle ( "b-jet efficiency" );
    EffFlavVsBEff_dus ->getTH1F()->GetYaxis()->SetTitle ( "non b-jet efficiency" );
    EffFlavVsBEff_dus ->getTH1F()->GetYaxis()->SetTitleOffset ( 0.25 );
    EffFlavVsBEff_dus ->getTH1F()->SetMaximum     ( 1.1 );
    EffFlavVsBEff_dus ->getTH1F()->SetMinimum     ( 1.e-5 );
    EffFlavVsBEff_dus ->getTH1F()->SetMarkerColor ( col_dus );
    EffFlavVsBEff_dus ->getTH1F()->SetLineColor   ( col_dus );
    EffFlavVsBEff_dus ->getTH1F()->SetMarkerSize  ( mSize );
    EffFlavVsBEff_dus ->getTH1F()->SetMarkerStyle ( mStyle_dus );
    EffFlavVsBEff_dus ->getTH1F()->SetStats     ( false );
    EffFlavVsBEff_dus ->getTH1F()->Draw("pe");

    EffFlavVsBEff_g   ->getTH1F()->SetMarkerColor ( col_g );
    EffFlavVsBEff_g   ->getTH1F()->SetLineColor   ( col_g );
    EffFlavVsBEff_g   ->getTH1F()->SetMarkerSize  ( mSize );
    EffFlavVsBEff_g   ->getTH1F()->SetMarkerStyle ( mStyle_g );
    EffFlavVsBEff_g   ->getTH1F()->SetStats     ( false );
    EffFlavVsBEff_g   ->getTH1F()->Draw("peSame");
  }
  EffFlavVsBEff_c   ->getTH1F()->SetMarkerColor ( col_c );
  EffFlavVsBEff_c   ->getTH1F()->SetLineColor   ( col_c );
  EffFlavVsBEff_c   ->getTH1F()->SetMarkerSize  ( mSize );
  EffFlavVsBEff_c   ->getTH1F()->SetMarkerStyle ( mStyle_c );
  EffFlavVsBEff_c   ->getTH1F()->SetStats     ( false );
  EffFlavVsBEff_c   ->getTH1F()->Draw("peSame");

  if(mcPlots_>2){
    EffFlavVsBEff_d ->getTH1F()-> SetMinimum(0.01);
    EffFlavVsBEff_u ->getTH1F()-> SetMinimum(0.01);
    EffFlavVsBEff_s ->getTH1F()-> SetMinimum(0.01);
    EffFlavVsBEff_g ->getTH1F()-> SetMinimum(0.01);
    EffFlavVsBEff_dus ->getTH1F()-> SetMinimum(0.01);
  }
  EffFlavVsBEff_c ->getTH1F()-> SetMinimum(0.01);
  EffFlavVsBEff_b ->getTH1F()-> SetMinimum(0.01);
  EffFlavVsBEff_ni ->getTH1F()-> SetMinimum(0.01);
  EffFlavVsBEff_dusg ->getTH1F()-> SetMinimum(0.01);
  EffFlavVsBEff_pu ->getTH1F()-> SetMinimum(0.01);

  // plot separately u,d and s
//  EffFlavVsBEff_d ->GetXaxis()->SetTitle ( "b-jet efficiency" );
//  EffFlavVsBEff_d ->GetYaxis()->SetTitle ( "non b-jet efficiency" );
//  EffFlavVsBEff_d ->GetYaxis()->SetTitleOffset ( 1.25 );
//  EffFlavVsBEff_d ->SetMaximum     ( 1.1 );
//  EffFlavVsBEff_d ->SetMinimum     ( 1.e-5 );
//  EffFlavVsBEff_d ->SetMarkerColor ( col_dus );
//  EffFlavVsBEff_d ->SetLineColor   ( col_dus );
//  EffFlavVsBEff_d ->SetMarkerSize  ( mSize );
//  EffFlavVsBEff_d ->SetMarkerStyle ( mStyle_dus );
//  EffFlavVsBEff_d ->SetStats     ( false );
//  EffFlavVsBEff_d ->Draw("pe");
//
//  EffFlavVsBEff_u   ->SetMarkerColor ( col_g );
//  EffFlavVsBEff_u   ->SetLineColor   ( col_g );
//  EffFlavVsBEff_u   ->SetMarkerSize  ( mSize );
//  EffFlavVsBEff_u   ->SetMarkerStyle ( mStyle_g );
//  EffFlavVsBEff_u   ->SetStats     ( false );
//  EffFlavVsBEff_u   ->Draw("peSame");
//
//  EffFlavVsBEff_s   ->SetMarkerColor ( col_c );
//  EffFlavVsBEff_s   ->SetLineColor   ( col_c );
//  EffFlavVsBEff_s   ->SetMarkerSize  ( mSize );
//  EffFlavVsBEff_s   ->SetMarkerStyle ( mStyle_c );
//  EffFlavVsBEff_s   ->SetStats     ( false );
//  EffFlavVsBEff_s   ->Draw("peSame");

  // only if asked: NI
  if ( btppNI ) {
    EffFlavVsBEff_ni   ->getTH1F()->SetMarkerColor ( col_ni );
    EffFlavVsBEff_ni   ->getTH1F()->SetLineColor   ( col_ni );
    EffFlavVsBEff_ni   ->getTH1F()->SetMarkerSize  ( mSize );
    EffFlavVsBEff_ni   ->getTH1F()->SetMarkerStyle ( mStyle_ni );
    EffFlavVsBEff_ni   ->getTH1F()->SetStats     ( false );
    EffFlavVsBEff_ni   ->getTH1F()->Draw("peSame");
  }

}

void EffPurFromHistos::plot	(	const std::string &	name,
		const std::string &	ext
	)

Definition at line 189 of file EffPurFromHistos.cc.

References histoExtension, and plot().

Referenced by cuy.FindIssue::__init__().

{
   TCanvas tc (("FlavEffVsBEff" +histoExtension).c_str() ,
    ("Flavour misidentification vs. b-tagging efficiency " + histoExtension).c_str());
   plot(&tc);
   tc.Print((name + "FlavEffVsBEff" + histoExtension + ext).c_str());
}

void EffPurFromHistos::psPlot

(

const std::string &

name

)

Definition at line 184 of file EffPurFromHistos.cc.

References plot().

{
  plot(name, ".ps");
}

Member Data Documentation

FlavourHistograms<double> * EffPurFromHistos::discrCutEfficScan

private

Definition at line 74 of file EffPurFromHistos.h.

Referenced by discriminatorCutEfficScan(), EffPurFromHistos(), and epsPlot().

FlavourHistograms<double>* EffPurFromHistos::discrNoCutEffic

private

Definition at line 74 of file EffPurFromHistos.h.

Referenced by discriminatorNoCutEffic(), EffPurFromHistos(), and epsPlot().

MonitorElement* EffPurFromHistos::EffFlavVsBEff_b

private

Definition at line 106 of file EffPurFromHistos.h.

Referenced by compute(), getEffFlavVsBEff_b(), and plot().

MonitorElement* EffPurFromHistos::EffFlavVsBEff_c

private

Definition at line 105 of file EffPurFromHistos.h.

Referenced by compute(), getEffFlavVsBEff_c(), and plot().

MonitorElement* EffPurFromHistos::EffFlavVsBEff_d

private

Definition at line 102 of file EffPurFromHistos.h.

Referenced by compute(), getEffFlavVsBEff_d(), and plot().

MonitorElement* EffPurFromHistos::EffFlavVsBEff_dus

private

Definition at line 109 of file EffPurFromHistos.h.

Referenced by compute(), getEffFlavVsBEff_dus(), and plot().

MonitorElement* EffPurFromHistos::EffFlavVsBEff_dusg

private

Definition at line 110 of file EffPurFromHistos.h.

Referenced by compute(), getEffFlavVsBEff_dusg(), and plot().

MonitorElement* EffPurFromHistos::EffFlavVsBEff_g

private

Definition at line 107 of file EffPurFromHistos.h.

Referenced by compute(), getEffFlavVsBEff_g(), and plot().

MonitorElement* EffPurFromHistos::EffFlavVsBEff_ni

private

Definition at line 108 of file EffPurFromHistos.h.

Referenced by compute(), getEffFlavVsBEff_ni(), and plot().

MonitorElement* EffPurFromHistos::EffFlavVsBEff_pu

private

Definition at line 111 of file EffPurFromHistos.h.

Referenced by compute(), getEffFlavVsBEff_pu(), and plot().

MonitorElement* EffPurFromHistos::EffFlavVsBEff_s

private

Definition at line 104 of file EffPurFromHistos.h.

Referenced by compute(), getEffFlavVsBEff_s(), and plot().

MonitorElement* EffPurFromHistos::EffFlavVsBEff_u

private

Definition at line 103 of file EffPurFromHistos.h.

Referenced by compute(), getEffFlavVsBEff_u(), and plot().

TH1F* EffPurFromHistos::effVersusDiscr_b

private

Definition at line 84 of file EffPurFromHistos.h.

Referenced by check(), compute(), and EffPurFromHistos().

TH1F* EffPurFromHistos::effVersusDiscr_c

private

Definition at line 83 of file EffPurFromHistos.h.

Referenced by check(), compute(), and EffPurFromHistos().

TH1F* EffPurFromHistos::effVersusDiscr_d

private

Definition at line 80 of file EffPurFromHistos.h.

Referenced by check(), compute(), and EffPurFromHistos().

TH1F* EffPurFromHistos::effVersusDiscr_dus

private

Definition at line 87 of file EffPurFromHistos.h.

Referenced by check(), compute(), and EffPurFromHistos().

TH1F* EffPurFromHistos::effVersusDiscr_dusg

private

Definition at line 88 of file EffPurFromHistos.h.

Referenced by check(), compute(), and EffPurFromHistos().

TH1F* EffPurFromHistos::effVersusDiscr_g

private

Definition at line 85 of file EffPurFromHistos.h.

Referenced by check(), compute(), and EffPurFromHistos().

TH1F* EffPurFromHistos::effVersusDiscr_ni

private

Definition at line 86 of file EffPurFromHistos.h.

Referenced by check(), compute(), and EffPurFromHistos().

TH1F* EffPurFromHistos::effVersusDiscr_pu

private

Definition at line 89 of file EffPurFromHistos.h.

Referenced by check(), compute(), and EffPurFromHistos().

TH1F* EffPurFromHistos::effVersusDiscr_s

private

Definition at line 82 of file EffPurFromHistos.h.

Referenced by check(), compute(), and EffPurFromHistos().

TH1F* EffPurFromHistos::effVersusDiscr_u

private

Definition at line 81 of file EffPurFromHistos.h.

Referenced by check(), compute(), and EffPurFromHistos().

double EffPurFromHistos::endOutput

private

Definition at line 97 of file EffPurFromHistos.h.

Referenced by compute().

bool EffPurFromHistos::fromDiscriminatorDistr

private

Definition at line 68 of file EffPurFromHistos.h.

Referenced by epsPlot().

std::string EffPurFromHistos::histoExtension

private

Definition at line 72 of file EffPurFromHistos.h.

Referenced by compute(), EffPurFromHistos(), and plot().

std::string EffPurFromHistos::label_

private

Definition at line 114 of file EffPurFromHistos.h.

Referenced by Mixins._Labelable::_findDependencies(), compute(), Mixins._TypedParameterizable::dumpPython(), and Mixins._Labelable::setLabel().

unsigned int EffPurFromHistos::mcPlots_

private

Definition at line 99 of file EffPurFromHistos.h.

Referenced by check(), compute(), EffPurFromHistos(), and plot().

int EffPurFromHistos::nBinOutput

private

Definition at line 95 of file EffPurFromHistos.h.

Referenced by compute().

double EffPurFromHistos::startOutput

private

Definition at line 96 of file EffPurFromHistos.h.

Referenced by compute().