Double_t calc_dNdY(const char *data_file = "pt_RFE", Bool_t show = kFALSE) { TGraphErrors *g = new TGraphErrors(data_file); if (g->IsZombie()) return; TF1 *flt = new TF1("flt", LevyTsallis, 0., 5., 4); flt->SetParameters(2.93483e-02, 2.80382e-01, 8.10224e+00, 1.01944e+00); flt->FixParameter(3, 1.019445); Double_t fitmin = 0.25, fitmax = 5.25; // !!! g->Fit(flt, "Q", "", fitmin, fitmax); g->Fit(flt, "Q", "", fitmin, fitmax); g->Fit(flt, "Q", "", fitmin, fitmax); Double_t first, last; // !!! bining sensibility !!! Int_t graph_range[2] = {2, 23}; // [2] = 0.05 - 0.01, [23] = 4.70 + 0.01 // interval 1 first = 0.0; // !!! last = g->GetX()[graph_range[0]] - g->GetErrorX(graph_range[0]); Double_t fi1 = flt->Integral(first, last); // interval 2 first = last; last = g->GetX()[graph_range[1]] + g->GetErrorX(graph_range[1]); Double_t fi2 = flt->Integral(first, last); Double_t gi2 = 0.0; for (Int_t ip = graph_range[0]; ip <= graph_range[1]; ip++) gi2 += g->GetY()[ip]*g->GetErrorX(ip)*2.0; // interval 3 first = last; last = 30.0; // !!! Double_t fi3 = flt->Integral(first, last); Double_t result = fi1 + gi2 + fi3; if (!show) { delete g; delete flt; return result; } Printf("function: %f \t %f \t %f", fi1, fi2, fi3); Printf("graph: \t \t \t %f", gi2); Printf("result => %f", result); g->Draw("AP"); gPad->SetLogy(); return result; }
void JEC_fit_Uncertainty(int N) { TF1 *func[1000]; TFile *inf = new TFile("L3Graphs_test_Icone5.root"); TGraphErrors *g = (TGraphErrors*)inf->Get("Correction_vs_CaloPt"); TGraphErrors *vg[1000]; int i,k; double x[20],y[20],ex[20],ey[20]; double vx[20],vy[20],vex[20],vey[20]; for(i=0;i<g->GetN();i++) { g->GetPoint(i,x[i],y[i]); ex[i]=g->GetErrorX(i); ey[i]=g->GetErrorY(i); } TRandom *rnd = new TRandom(); rnd->SetSeed(0); for(k=0;k<N;k++) { for(i=0;i<g->GetN();i++) { vx[i] = rnd->Gaus(x[i],ex[i]); //vx[i] = x[i]; vy[i] = rnd->Gaus(y[i],ey[i]); vex[i] = ex[i]; vey[i] = ey[i]; } vg[k] = new TGraphErrors(g->GetN(),vx,vy,vex,vey); func[k] = new TF1("func","[0]+[1]/(pow(log10(x),[2])+[3])",1,2000); func[k]->SetParameters(1,3,6,5); vg[k]->Fit(func[k],"RQ"); } TCanvas *c = new TCanvas("c","c"); gPad->SetLogx(); g->SetMarkerStyle(20); g->SetMaximum(3.5); g->Draw("AP"); for(k=0;k<N;k++) { func[k]->SetLineColor(5); func[k]->SetLineWidth(1); cout<<func[k]->GetChisquare()<<endl; vg[k]->SetMarkerColor(2); vg[k]->SetLineColor(2); vg[k]->SetMarkerStyle(21); //if (func[k]->GetChisquare()<0.1) //vg[k]->Draw("sameP"); func[k]->Draw("same"); } }
TGraphErrors *ReadMWGraph(const char *name, Int_t flag) { Double_t xreject = 0.49; TGraphErrors *g = new TGraphErrors(name); if (g->IsZombie()) return 0; while (g->GetX()[0] < xreject) g->RemovePoint(0); TGraphErrors *g2 = new TGraphErrors(name); if (g2->IsZombie()) return 0; while (g2->GetX()[0] < xreject) g2->RemovePoint(0); g2->SetMarkerStyle(4); g2->SetMarkerSize(1.00); g2->SetMarkerColor(kBlack); g2->SetLineColor(kBlack); TGraphErrors *gsys = new TGraphErrors(name, "%lg %lg %lg %*lg %lg"); if (gsys->IsZombie()) return 0; while (gsys->GetX()[0] < xreject) gsys->RemovePoint(0); for (Int_t i = 0; i < gsys->GetN(); i++) gsys->SetPointError(i, gsys->GetErrorX(i)*0.75, gsys->GetErrorY(i)); gsys->SetFillColor(kGray+2); gsys->SetLineColor(kGray+2); gsys->SetFillStyle(3000); if (flag == 1 || flag == 3) { TGraphErrors *gt = new TGraphErrors(Form("%s_%s", name, "trues")); if (gt->IsZombie()) return 0; while (gt->GetX()[0] < xreject) gt->RemovePoint(0); gt->SetMarkerStyle(20); gt->SetMarkerSize(0.75); gt->SetMarkerColor(kGreen+1); gt->SetLineColor(kGreen+1); TGraphErrors *gbw = new TGraphErrors(Form("%s_%s", name, "gen")); if (gbw->IsZombie()) return 0; while (gbw->GetX()[0] < xreject) gbw->RemovePoint(0); gbw->SetMarkerStyle(20); gbw->SetMarkerSize(0.75); gbw->SetMarkerColor(kBlue+1); gbw->SetLineColor(kBlue+1); for (Int_t i = 0; i < g->GetN(); i++) { g->SetPointError(i, g->GetEX()[i], 0.); gt->SetPointError(i, gt->GetEX()[i], 0.); gbw->SetPointError(i, gbw->GetEX()[i], 0.); } for (Int_t i = 0; i < g2->GetN(); i++) { g2->SetPoint(i, g2->GetX()[i], g2->GetY()[i] - gt->GetY()[i] + gbw->GetY()[i]); g2->SetPointError(i, g2->GetEX()[i], TMath::Sqrt(g2->GetEY()[i]*g2->GetEY()[i] + gt->GetEY()[i]*gt->GetEY()[i] + gbw->GetEY()[i]*gbw->GetEY()[i])); // g2->SetPoint(i, g2->GetX()[i], g2->GetY()[i] - gt->GetY()[i] + 1.01947); // g2->SetPointError(i, g2->GetEX()[i], TMath::Sqrt(g2->GetEY()[i]*g2->GetEY()[i] + gt->GetEY()[i]*gt->GetEY()[i] + // 7.78680e-06*7.78680e-06)); gsys->SetPoint(i, gsys->GetX()[i], g2->GetY()[i]); } } g->SetTitle(); g->SetName(name); g->GetXaxis()->SetTitle("p_{T}, GeV/c"); g->SetMarkerStyle(20); g->SetMarkerSize(0.95); g->SetMarkerColor(kRed+1); g->SetLineColor(kRed+1); const Double_t mass = 1.019455; const Double_t mass_delta = 0.000020; const Double_t width = 0.00426; const Double_t width_delta = 0.00004; if (flag == 1) { // mass g->GetYaxis()->SetTitleOffset(1.50); g->GetYaxis()->SetTitle("mass, GeV/c^{2}"); g->SetMaximum(mass+0.0015); g->SetMinimum(mass-0.0015); TBox *box = new TBox(g->GetXaxis()->GetXmin(), mass - mass_delta, g->GetXaxis()->GetXmax(), mass + mass_delta); box->SetFillColor(kGray+1); box->SetFillStyle(3001); g->GetListOfFunctions()->Add(box); g->GetListOfFunctions()->Add(g2, "CP"); g->GetListOfFunctions()->Add(gt, "CP"); g->GetListOfFunctions()->Add(gbw, "CP"); } else if (flag == 3) { // mass simple g2->SetTitle(); g2->SetName(Form("%s_only", name)); g2->GetXaxis()->SetTitle("p_{T}, GeV/c"); g2->SetMarkerStyle(20); g2->SetMarkerSize(0.75); g2->SetMarkerColor(kBlack); g2->SetLineColor(kBlack); g2->GetYaxis()->SetTitleOffset(1.50); g2->GetYaxis()->SetTitle("mass, GeV/c^{2}"); g2->SetMaximum(mass+0.0015); g2->SetMinimum(mass-0.0015); TBox *box = new TBox(g->GetXaxis()->GetXmin(), mass - mass_delta, g2->GetXaxis()->GetXmax(), mass + mass_delta); box->SetFillColor(kGray+1); box->SetFillStyle(3001); g2->GetListOfFunctions()->Add(box); g2->GetListOfFunctions()->Add(gsys, "E5"); return g2; } else if (flag == 2) { // width g->SetTitle(); g->SetName(name); g->GetXaxis()->SetTitle("p_{T}, GeV/c"); g->SetMarkerStyle(20); g->SetMarkerSize(0.75); g->SetMarkerColor(kBlack); g->SetLineColor(kBlack); g->GetYaxis()->SetTitleOffset(1.50); g->GetYaxis()->SetTitle("width, GeV/c^{2}"); g->SetMaximum(0.01); g->SetMinimum(0.0); TBox *box = new TBox(g->GetXaxis()->GetXmin(), width - width_delta, g->GetXaxis()->GetXmax(), width + width_delta); box->SetFillColor(kGray+1); box->SetFillStyle(3001); g->GetListOfFunctions()->Add(box); g->GetListOfFunctions()->Add(gsys, "E5"); } return g; }
//------------------------------------------------------------------------------ // // drawXS // //------------------------------------------------------------------------------ void drawXS(UInt_t theCharge = WInclusive) { gStyle->SetEndErrorSize(5); // 7 TeV inclusive //---------------------------------------------------------------------------- xs_value[WInclusive][EEE] = 23.00; xs_value[WInclusive][EEM] = 19.67; xs_value[WInclusive][MME] = 19.81; xs_value[WInclusive][MMM] = 21.02; xs_value[WInclusive][all] = 20.76; xs_stat[WInclusive][EEE] = 3.10; xs_stat[WInclusive][EEM] = 2.73; xs_stat[WInclusive][MME] = 2.60; xs_stat[WInclusive][MMM] = 2.30; xs_stat[WInclusive][all] = 1.32; xs_syst[WInclusive][EEE] = 1.39; xs_syst[WInclusive][EEM] = 1.50; xs_syst[WInclusive][MME] = 1.55; xs_syst[WInclusive][MMM] = 1.47; xs_syst[WInclusive][all] = 1.13; xs_lumi[WInclusive][EEE] = 0.51; xs_lumi[WInclusive][EEM] = 0.43; xs_lumi[WInclusive][MME] = 0.44; xs_lumi[WInclusive][MMM] = 0.46; xs_lumi[WInclusive][all] = 0.46; // 7 TeV W+ //---------------------------------------------------------------------------- xs_value[WPlus][EEE] = 13.39; xs_value[WPlus][EEM] = 13.18; xs_value[WPlus][MME] = 14.14; xs_value[WPlus][MMM] = 11.43; xs_value[WPlus][all] = 12.73; xs_stat[WPlus][EEE] = 2.39; xs_stat[WPlus][EEM] = 2.24; xs_stat[WPlus][MME] = 2.19; xs_stat[WPlus][MMM] = 1.71; xs_stat[WPlus][all] = 1.04; xs_syst[WPlus][EEE] = 0.75; xs_syst[WPlus][EEM] = 0.64; xs_syst[WPlus][MME] = 0.74; xs_syst[WPlus][MMM] = 0.53; xs_syst[WPlus][all] = 0.59; xs_lumi[WPlus][EEE] = 0.29; xs_lumi[WPlus][EEM] = 0.29; xs_lumi[WPlus][MME] = 0.31; xs_lumi[WPlus][MMM] = 0.25; xs_lumi[WPlus][all] = 0.28; // 7 TeV W- //---------------------------------------------------------------------------- xs_value[WMinus][EEE] = 9.49; xs_value[WMinus][EEM] = 6.51; xs_value[WMinus][MME] = 5.73; xs_value[WMinus][MMM] = 9.48; xs_value[WMinus][all] = 7.46; xs_stat[WMinus][EEE] = 1.95; xs_stat[WMinus][EEM] = 1.58; xs_stat[WMinus][MME] = 1.40; xs_stat[WMinus][MMM] = 1.52; xs_stat[WMinus][all] = 0.79; xs_syst[WMinus][EEE] = 0.60; xs_syst[WMinus][EEM] = 0.37; xs_syst[WMinus][MME] = 0.37; xs_syst[WMinus][MMM] = 0.50; xs_syst[WMinus][all] = 0.40; xs_lumi[WMinus][EEE] = 0.21; xs_lumi[WMinus][EEM] = 0.14; xs_lumi[WMinus][MME] = 0.13; xs_lumi[WMinus][MMM] = 0.21; xs_lumi[WMinus][all] = 0.16; // Do the work //---------------------------------------------------------------------------- TGraphErrors* gStat = new TGraphErrors(nChannel); TGraphErrors* gSyst = new TGraphErrors(nChannel); TGraphErrors* gLumi = new TGraphErrors(nChannel); for (UInt_t i=0; i<nChannel; i++) { Double_t errorSquared = (xs_stat[theCharge][i] * xs_stat[theCharge][i]); gStat->SetPointError(i, sqrt(errorSquared) / xs_nlo[theCharge], 0.0); errorSquared += (xs_syst[theCharge][i] * xs_syst[theCharge][i]); gSyst->SetPointError(i, sqrt(errorSquared) / xs_nlo[theCharge], 0.0); errorSquared += (xs_lumi[theCharge][i] * xs_lumi[theCharge][i]); gLumi->SetPointError(i, sqrt(errorSquared) / xs_nlo[theCharge], 0.0); gStat->SetPoint(i, xs_value[theCharge][i] / xs_nlo[theCharge], nChannel-i-1); gSyst->SetPoint(i, xs_value[theCharge][i] / xs_nlo[theCharge], nChannel-i-1); gLumi->SetPoint(i, xs_value[theCharge][i] / xs_nlo[theCharge], nChannel-i-1); } // Cosmetics //---------------------------------------------------------------------------- gStat->SetLineWidth (2); gStat->SetMarkerSize (1.3); gStat->SetMarkerStyle(kFullCircle); gSyst->SetLineColor (kRed); gSyst->SetLineWidth (2); gSyst->SetMarkerSize (1.3); gSyst->SetMarkerStyle(kFullCircle); gLumi->SetLineColor (kBlue); gLumi->SetLineWidth (2); gLumi->SetMarkerSize (1.3); gLumi->SetMarkerStyle(kFullCircle); // Draw //---------------------------------------------------------------------------- TString suffix = "7TeV_" + sCharge[theCharge]; TCanvas* canvas = new TCanvas("ratioNLO_" + suffix, "ratioNLO_" + suffix); canvas->SetLeftMargin(canvas->GetRightMargin()); Double_t xmin = 0.0; Double_t xmax = 2.0; Double_t ylegend = 1.2; Double_t ymin = -0.6; Double_t ymax = nChannel + ymin + ylegend; TH2F* h2 = new TH2F("h2_" + suffix, "", 100, xmin, xmax, 100, ymin, ymax); h2->Draw(); // NLO WZ cross-section //---------------------------------------------------------------------------- TBox* nlo = new TBox(1. - xs_nlo_left [theCharge] / xs_nlo[theCharge], ymin, 1. + xs_nlo_right[theCharge] / xs_nlo[theCharge], ymax - ylegend); nlo->SetLineColor(0); nlo->SetFillColor(kGray); nlo->SetFillStyle(1001); nlo->Draw("e2,same"); TLine* line = new TLine(1., ymin, 1., ymax - ylegend); line->SetLineColor(kGray+1); line->SetLineWidth(2); line->Draw("same"); // Cross sections //---------------------------------------------------------------------------- gLumi->Draw("p,same"); gSyst->Draw("p,same"); gStat->Draw("p,same"); // Labels //---------------------------------------------------------------------------- for (UInt_t i=0; i<nChannel; i++) { Double_t x = gStat->GetX()[i]; Double_t y = gStat->GetY()[i]; Double_t gStatError = gStat->GetErrorX(i); Double_t gSystError = gSyst->GetErrorX(i); Double_t gLumiError = gLumi->GetErrorX(i); DrawTLatex(42, xmin+0.06, y+0.15, 0.035, 12, Form("%s %.2f #pm %.2f", lChannel[i].Data(), x, gLumiError), 0); gLumiError = sqrt(gLumiError*gLumiError - gSystError*gSystError); gSystError = sqrt(gSystError*gSystError - gStatError*gStatError); DrawTLatex(42, xmin+0.06, y-0.15, 0.025, 12, Form("%.2f #pm %.2f #pm %.2f #pm %.2f", x, gStatError, gSystError, gLumiError), 0); } DrawTLatex(42, 0.050, 0.975, _bigLabelSize, 13, "CMS Preliminary"); DrawTLatex(42, 0.940, 0.983, _bigLabelSize, 33, Form("#sqrt{s} = 7 TeV, L = %.1f fb^{-1}", luminosity/1e3)); TString swz = ""; if (theCharge == WPlus) swz = "W^{+}Z"; else if (theCharge == WMinus) swz = "W^{-}Z"; else swz = "W^{#pm}Z"; h2->GetXaxis()->CenterTitle(); h2->GetXaxis()->SetTitleOffset(1.4); h2->GetXaxis()->SetTitle(Form("#sigma_{%s}^{exp} / #sigma_{%s}^{theory}", swz.Data(), swz.Data())); h2->GetYaxis()->SetTitle(""); // Remove y-axis labels //---------------------------------------------------------------------------- TAxis* yaxis = h2->GetYaxis(); for (Int_t j=1; j<yaxis->GetNbins(); j++) yaxis->SetBinLabel(j, ""); // Additional legend //---------------------------------------------------------------------------- DrawLegend(0.645, 0.840, gStat, " stat.", "lp"); DrawLegend(0.645, 0.795, nlo, " theory", "f"); DrawLegend(0.800, 0.840, gSyst, " syst.", "l"); DrawLegend(0.800, 0.795, gLumi, " lumi.", "l"); // Save //---------------------------------------------------------------------------- canvas->Update(); canvas->GetFrame()->DrawClone(); canvas->RedrawAxis(); canvas->SaveAs(Form("pdf/ratioNLO_%s.pdf", suffix.Data())); canvas->SaveAs(Form("png/ratioNLO_%s.png", suffix.Data())); }