00001
00002 #include "Rivet/Analysis.hh"
00003 #include "Rivet/RivetAIDA.hh"
00004 #include "Rivet/Tools/Logging.hh"
00005 #include "Rivet/Projections/FastJets.hh"
00006 #include "Rivet/Projections/VetoedFinalState.hh"
00007 #include "Rivet/Projections/VisibleFinalState.hh"
00008 #include "Rivet/Projections/MissingMomentum.hh"
00009 #include "LWH/Histogram1D.h"
00010
00011 namespace Rivet {
00012
00013
00014
00015
00016
00017 class CDF_1994_S2952106 : public Analysis {
00018 public:
00019
00020
00021 CDF_1994_S2952106() : Analysis("CDF_1994_S2952106")
00022 {
00023 setBeams(PROTON, ANTIPROTON);
00024 }
00025
00026
00027
00028
00029
00030 void init() {
00031 const FinalState fs(-4.2, 4.2);
00032 addProjection(fs, "FS");
00033 addProjection(FastJets(fs, FastJets::CDFJETCLU, 0.7), "Jets");
00034
00035
00036 _sumw1 = 0;
00037 _sumw2 = 0;
00038
00039
00040 _histJet1Et = bookHistogram1D(1,1,1);
00041 _histJet2Et = bookHistogram1D(2,1,1);
00042 _histJet3eta = bookDataPointSet(3,1,1);
00043 _histR23 = bookDataPointSet(4,1,1);
00044 _histAlpha = bookDataPointSet(5,1,1);
00045
00046
00047 _tmphistJet3eta.reset(new LWH::Histogram1D(binEdges(3,1,1)));
00048 _tmphistR23.reset( new LWH::Histogram1D(binEdges(4,1,1)));
00049 _tmphistAlpha.reset( new LWH::Histogram1D(binEdges(5,1,1)));
00050 }
00051
00052
00053
00054
00055 void analyze(const Event & event) {
00056 const Jets jets = applyProjection<FastJets>(event, "Jets").jetsByPt();
00057 MSG_DEBUG("Jet multiplicity before any cuts = " << jets.size());
00058
00059
00060 double et_sinphi_sum = 0;
00061 double et_cosphi_sum = 0;
00062 double et_sum = 0;
00063 for (size_t i = 0; i< jets.size(); ++i) {
00064 et_sinphi_sum += jets[i].momentum().Et() * sin(jets[i].phi());
00065 et_cosphi_sum += jets[i].momentum().Et() * cos(jets[i].phi());
00066 et_sum += jets[i].momentum().Et();
00067 }
00068
00069
00070 if (sqrt(sqr(et_sinphi_sum) + sqr(et_cosphi_sum))/et_sum > 6.0) vetoEvent;
00071
00072
00073 if (jets.size() < 3) vetoEvent;
00074 if (jets[0].momentum().pT() < 100*GeV) vetoEvent;
00075
00076
00077 FourMomentum pj1(jets[0].momentum()), pj2(jets[1].momentum()), pj3(jets[2].momentum());
00078 if (fabs(pj1.eta()) > 0.7 || fabs(pj2.eta()) > 0.7) vetoEvent;
00079 MSG_DEBUG("Jet 1 & 2 eta, pT requirements fulfilled");
00080
00081
00082 if ((PI - deltaPhi(pj1.phi(), pj2.phi())) > (20/180.0)*PI) vetoEvent;
00083 MSG_DEBUG("Jet 1 & 2 phi requirement fulfilled");
00084
00085 const double weight = event.weight();
00086 _sumw1 += weight;
00087
00088
00089 _histJet1Et->fill(pj1.pT(), weight);
00090 _histJet2Et->fill(pj2.pT(), weight);
00091 _tmphistJet3eta->fill(pj3.eta(), weight);
00092 _tmphistR23->fill(deltaR(pj2, pj3), weight);
00093
00094
00095 if (pj3.pT() < 10.0*GeV) vetoEvent;
00096 MSG_DEBUG("3rd jet passes alpha histo pT cut");
00097 _sumw2 += weight;
00098
00099
00100 const double dPhi = deltaPhi(pj3.phi(), pj2.phi());
00101 const double dH = sign(pj2.eta()) * (pj3.eta() - pj2.eta());
00102 const double alpha = atan(dH/dPhi);
00103 _tmphistAlpha->fill(alpha*180./PI, weight);
00104 }
00105
00106
00107
00108 void finalize() {
00109
00110
00111 normalize(_histJet1Et, 12.3);
00112 normalize(_histJet2Et, 12.3);
00113
00114
00115 const double eta3_CDF_sim[] =
00116 { 0.0013, 0.0037, 0.0047, 0.0071, 0.0093, 0.0117, 0.0151, 0.0149, 0.0197, 0.0257,
00117 0.0344, 0.0409, 0.0481, 0.0454, 0.0394, 0.0409, 0.0387, 0.0387, 0.0322, 0.0313,
00118 0.0290, 0.0309, 0.0412, 0.0417, 0.0412, 0.0397, 0.0417, 0.0414, 0.0376, 0.0316,
00119 0.0270, 0.0186, 0.0186, 0.0132, 0.0127, 0.0106, 0.0071, 0.0040, 0.0020, 0.0013 };
00120 const double eta3_CDF_sim_err[] =
00121 { 0.0009, 0.0009, 0.0007, 0.0007, 0.0007, 0.0010, 0.0012, 0.0012, 0.0013, 0.0016,
00122 0.0017, 0.0020, 0.0020, 0.0022, 0.0020, 0.0020, 0.0018, 0.0018, 0.0016, 0.0017,
00123 0.0017, 0.0019, 0.0020, 0.0021, 0.0020, 0.0020, 0.0019, 0.0020, 0.0018, 0.0017,
00124 0.0017, 0.0014, 0.0014, 0.0009, 0.0010, 0.0009, 0.0009, 0.0008, 0.0008, 0.0009 };
00125 const double eta3_Ideal_sim[] =
00126 { 0.0017, 0.0030, 0.0033, 0.0062, 0.0062, 0.0112, 0.0177, 0.0164, 0.0196, 0.0274,
00127 0.0351, 0.0413, 0.0520, 0.0497, 0.0448, 0.0446, 0.0375, 0.0329, 0.0291, 0.0272,
00128 0.0233, 0.0288, 0.0384, 0.0396, 0.0468, 0.0419, 0.0459, 0.0399, 0.0355, 0.0329,
00129 0.0274, 0.0230, 0.0201, 0.0120, 0.0100, 0.0080, 0.0051, 0.0051, 0.0010, 0.0010 };
00130 vector<double> yval_eta3, yerr_eta3;
00131 for (size_t i = 0; i < 40; ++i) {
00132 const double yval = _tmphistJet3eta->binHeight(i) * (eta3_CDF_sim[i]/eta3_Ideal_sim[i]);
00133 yval_eta3.push_back(yval/_sumw1);
00134 const double yerr = _tmphistJet3eta->binError(i) * (eta3_CDF_sim_err[i]/eta3_Ideal_sim[i]);
00135 yerr_eta3.push_back(yerr/_sumw1);
00136 }
00137 _histJet3eta->setCoordinate(1, yval_eta3, yerr_eta3);
00138
00139
00140 const double R23_CDF_sim[] =
00141 { 0.0005, 0.0161, 0.0570, 0.0762, 0.0723, 0.0705, 0.0598, 0.0563, 0.0557, 0.0579,
00142 0.0538, 0.0522, 0.0486, 0.0449, 0.0418, 0.0361, 0.0326, 0.0304, 0.0252, 0.0212,
00143 0.0173, 0.0176, 0.0145, 0.0127, 0.0103, 0.0065, 0.0049, 0.0045, 0.0035, 0.0029,
00144 0.0024, 0.0014, 0.0011, 0.0010, 0.0009 };
00145 const double R23_CDF_sim_err[] =
00146 { 0.0013, 0.0009, 0.0022, 0.0029, 0.0026, 0.0024, 0.0022, 0.0025, 0.0023, 0.0024,
00147 0.0021, 0.0021, 0.0021, 0.0021, 0.0021, 0.0019, 0.0019, 0.0016, 0.0017, 0.0014,
00148 0.0010, 0.0014, 0.0012, 0.0013, 0.0010, 0.0011, 0.0010, 0.0010, 0.0010, 0.0011,
00149 0.0011, 0.0009, 0.0008, 0.0008, 0.0009 };
00150 const double R23_Ideal_sim[] =
00151 { 0.0005, 0.0176, 0.0585, 0.0862, 0.0843, 0.0756, 0.0673, 0.0635, 0.0586, 0.0619,
00152 0.0565, 0.0515, 0.0466, 0.0472, 0.0349, 0.0349, 0.0266, 0.0254, 0.0204, 0.0179,
00153 0.0142, 0.0134, 0.0101, 0.0090, 0.0080, 0.0034, 0.0030, 0.0033, 0.0027, 0.0021,
00154 0.0012, 0.0006, 0.0004, 0.0005, 0.0003 };
00155 vector<double> yval_R23, yerr_R23;
00156 for (size_t i = 0; i < 35; ++i) {
00157 const double yval = _tmphistR23->binHeight(i) * (R23_CDF_sim[i]/R23_Ideal_sim[i]);
00158 yval_R23.push_back(yval/_sumw1);
00159 const double yerr = _tmphistR23->binError(i) * (R23_CDF_sim_err[i]/R23_Ideal_sim[i]);
00160 yerr_R23.push_back(yerr/_sumw1);
00161 }
00162 _histR23->setCoordinate(1, yval_R23, yerr_R23);
00163
00164
00165 const double alpha_CDF_sim[] =
00166 { 0.0517, 0.0461, 0.0490, 0.0452, 0.0451, 0.0435, 0.0317, 0.0287, 0.0294, 0.0261,
00167 0.0231, 0.0220, 0.0233, 0.0192, 0.0213, 0.0166, 0.0176, 0.0146, 0.0136, 0.0156,
00168 0.0142, 0.0152, 0.0151, 0.0147, 0.0164, 0.0186, 0.0180, 0.0210, 0.0198, 0.0189,
00169 0.0197, 0.0211, 0.0270, 0.0236, 0.0243, 0.0269, 0.0257, 0.0276, 0.0246, 0.0286 };
00170 const double alpha_CDF_sim_err[] =
00171 { 0.0024, 0.0025, 0.0024, 0.0024, 0.0024, 0.0022, 0.0019, 0.0018, 0.0019, 0.0016,
00172 0.0017, 0.0017, 0.0019, 0.0013, 0.0017, 0.0014, 0.0016, 0.0013, 0.0012, 0.0009,
00173 0.0014, 0.0014, 0.0014, 0.0014, 0.0014, 0.0015, 0.0014, 0.0016, 0.0016, 0.0015,
00174 0.0016, 0.0016, 0.0019, 0.0017, 0.0019, 0.0018, 0.0018, 0.0018, 0.0018, 0.0019 };
00175 const double alpha_Ideal_sim[] =
00176 { 0.0552, 0.0558, 0.0583, 0.0550, 0.0495, 0.0433, 0.0393, 0.0346, 0.0331, 0.0296,
00177 0.0258, 0.0196, 0.0171, 0.0179, 0.0174, 0.0141, 0.0114, 0.0096, 0.0076, 0.0087,
00178 0.0099, 0.0079, 0.0102, 0.0114, 0.0124, 0.0130, 0.0165, 0.0160, 0.0177, 0.0190,
00179 0.0232, 0.0243, 0.0238, 0.0248, 0.0235, 0.0298, 0.0292, 0.0291, 0.0268, 0.0316 };
00180 vector<double> yval_alpha, yerr_alpha;
00181 for (size_t i = 0; i < 40; ++i) {
00182 const double yval = _tmphistAlpha->binHeight(i) * (alpha_CDF_sim[i]/alpha_Ideal_sim[i]);
00183 yval_alpha.push_back(yval/_sumw2);
00184 const double yerr = _tmphistAlpha->binError(i) * (alpha_CDF_sim_err[i]/alpha_Ideal_sim[i]);
00185 yerr_alpha.push_back(yerr/_sumw2);
00186 }
00187 _histAlpha->setCoordinate(1, yval_alpha, yerr_alpha);
00188 }
00189
00190
00191
00192
00193 private:
00194
00195
00196
00197
00198 double _sumw1, _sumw2;
00199
00200
00201
00202
00203
00204
00205
00206
00207 AIDA::IHistogram1D *_histJet1Et, *_histJet2Et;
00208
00209
00210 AIDA::IDataPointSet *_histR23, *_histJet3eta, *_histAlpha;
00211
00212
00213 shared_ptr<LWH::IHistogram1D> _tmphistR23, _tmphistJet3eta, _tmphistAlpha;
00214
00215
00216
00217 };
00218
00219
00220
00221
00222 AnalysisBuilder<CDF_1994_S2952106> plugin_CDF_1994_S2952106;
00223
00224 }