Ejemplo n.º 1
0
TGraphErrors plot(RooDataSet *dataset, TString alpha, TString constTerm){
  TTree *tree = dataset2tree(dataset);
  TH2F *hist = prof2d(tree, alpha, constTerm, "nll");
  RooHistPdf *histPdf = nllToL(hist);
  TTree *genTree = dataset2tree(histPdf->generate(*histPdf->getVariables(),1000000,kTRUE,kFALSE));
  TGraphErrors graph = g(genTree);
  
  delete tree;
  delete hist;
  delete histPdf;
  delete genTree;

  return graph;
  
}
Ejemplo n.º 2
0
TGraphErrors plot(TFile *f, TString alpha, TString constTerm){
  RooStats::MarkovChain *chain = (RooStats::MarkovChain *)f->Get("_markov_chain");
  TTree *tree = dataset2tree(chain->GetAsDataSet());
  TH2F *hist = prof2d(tree, alpha, constTerm, "nll_MarkovChain_local_");
  RooHistPdf *histPdf = nllToL(hist);
  TTree *genTree = dataset2tree(histPdf->generate(*histPdf->getVariables(),1000000,kTRUE,kFALSE));
  TGraphErrors graph = g(genTree);
  
  delete tree;
  delete hist;
  delete histPdf;
  delete genTree;

  return graph;
  
}
Ejemplo n.º 3
0
void MakePlots(TString filename, TString energy="8TeV", TString lumi=""){
  TString outDir=filename; outDir.ReplaceAll("fitres","img");
  outDir="tmp/";
  //std::map<TString, TH2F *> deltaNLL_map;
  
  /*------------------------------ Plotto */
  TCanvas *c = new TCanvas("c","c");
  
  TFile f_in(filename, "read");
  if(f_in.IsZombie()){
    std::cerr << "File opening error: " << filename << std::endl;
    return;
  }
  
  TList *KeyList = f_in.GetListOfKeys();
  std::cout << KeyList->GetEntries() << std::endl;
  for(int i =0; i <  KeyList->GetEntries(); i++){
    c->Clear();
    TKey *key = (TKey *)KeyList->At(i);
    if(TString(key->GetClassName())!="RooDataSet") continue;
    RooDataSet *dataset = (RooDataSet *) key->ReadObj();
    
    TString constTermName = dataset->GetName();
    TString alphaName=constTermName; alphaName.ReplaceAll("constTerm","alpha");

    TTree *tree = dataset2tree(dataset);
    TGraphErrors bestFit_ = bestFit(tree, alphaName, constTermName);
    TH2F *hist = prof2d(tree, alphaName, constTermName, "nll", "(12,-0.0005,0.0115,29,-0.0025,0.1425)",true);

//     //    deltaNLL_map.insert(std::pair <TString, TH2F *>(keyName,hist));
    hist->SaveAs(outDir+"/deltaNLL-"+constTermName+".root");
    hist->Draw("colz");
    bestFit_.Draw("P same");
    bestFit_.SetMarkerSize(2);

    Int_t iBinX, iBinY;
    Double_t x,y;
    hist->GetBinWithContent2(0,iBinX,iBinY);
    x= hist->GetXaxis()->GetBinCenter(iBinX);
    y= hist->GetYaxis()->GetBinCenter(iBinY);
    TGraph nllBestFit(1,&x,&y);

    nllBestFit.SetMarkerStyle(3);
    nllBestFit.SetMarkerColor(kRed);
    TList* contour68 = contourFromTH2(hist, 0.68);

    hist->Draw("colz");
    hist->GetZaxis()->SetRangeUser(0,50);
    bestFit_.Draw("P same");
    nllBestFit.Draw("P same");
    //contour68->Draw("same");
    c->SaveAs(outDir+"/deltaNLL-"+constTermName+".png");
    hist->SaveAs("tmp/hist-"+constTermName+".root");
    nllBestFit.SaveAs("tmp/nllBestFit.root");
    contour68->SaveAs("tmp/contour68.root");
    delete hist;
    hist = prof2d(tree, alphaName, constTermName, "nll", "(12,-0.0005,0.0115,29,-0.0025,0.1425)");
    RooHistPdf *histPdf = nllToL(hist);
    delete hist;
    RooDataSet *gen_dataset=histPdf->generate(*histPdf->getVariables(),1000000,kTRUE,kFALSE);
    TTree *genTree = dataset2tree(gen_dataset);
    genTree->SaveAs("tmp/genTree-"+constTermName+".root");
    delete gen_dataset;
    delete histPdf;
    
    TGraphErrors toyGraph = g(genTree, constTermName);
    TGraphErrors bestFitGraph = g(tree,alphaName, constTermName);
    TGraphErrors bestFitScanGraph = g(y, x);
    delete genTree;
    delete tree;
    toyGraph.SetFillColor(kGreen);
    toyGraph.SetLineColor(kBlue);
    toyGraph.SetLineStyle(2);
    bestFitGraph.SetLineColor(kBlack);
    bestFitScanGraph.SetLineColor(kRed);
    bestFitScanGraph.SetLineWidth(2);


    
    TMultiGraph g_multi("multigraph","");
    g_multi.Add(&toyGraph,"L3");
    g_multi.Add(&toyGraph,"L");
    g_multi.Add(&bestFitGraph, "L");
    g_multi.Add(&bestFitScanGraph, "L");
   
    g_multi.Draw("A");

    c->Clear();
    g_multi.Draw("A");
    c->SaveAs(outDir+"/smearing_vs_energy-"+constTermName+".png");

    //    TPaveText *pv = new TPaveText(0.7,0.7,1, 0.8);    
//     TLegend *legend = new TLegend(0.7,0.8,0.95,0.92);
//     legend->SetFillStyle(3001);
//     legend->SetFillColor(1);
//     legend->SetTextFont(22); // 132
//     legend->SetTextSize(0.04); // l'ho preso mettendo i punti con l'editor e poi ho ricavato il valore con il metodo GetTextSize()
//   //  legend->SetFillColor(0); // colore di riempimento bianco
//     legend->SetMargin(0.4);  // percentuale della larghezza del simbolo
    //    SetLegendStyle(legend);
	
    //Plot(c, data,mc,mcSmeared,legend, region, filename, energy, lumi);
  }
  
  f_in.Close();
  
  return;
}