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| // -*- C++ -*-
#include "Rivet/Analysis.hh"
#include "Rivet/Projections/Beam.hh"
#include "Rivet/Projections/FastJets.hh"
#include "Rivet/Projections/FinalState.hh"
#include "Rivet/Projections/ChargedFinalState.hh"
#include "Rivet/Projections/Thrust.hh"
#include "Rivet/Projections/ParisiTensor.hh"
#include "Rivet/Projections/Hemispheres.hh"
#define I_KNOW_THE_INITIAL_QUARKS_PROJECTION_IS_DODGY_BUT_NEED_TO_USE_IT
#include "Rivet/Projections/InitialQuarks.hh"
#include "fastjet/EECambridgePlugin.hh"
namespace Rivet {
/// Jet rates and event shapes at LEP I+II
class L3_2004_I652683 : public Analysis {
public:
/// Constructor
RIVET_DEFAULT_ANALYSIS_CTOR(L3_2004_I652683);
/// Book histograms and initialise projections before the run
void init() {
// Projections to use
const FinalState FS;
declare(FS, "FS");
declare(Beam(), "beams");
const ChargedFinalState CFS;
declare(CFS, "CFS");
const Thrust thrust(FS);
declare(thrust, "thrust");
declare(ParisiTensor(FS), "Parisi");
declare(Hemispheres(thrust), "Hemispheres");
declare(InitialQuarks(), "initialquarks");
FastJets jadeJets = FastJets(FS, FastJets::JADE, 0.7, JetAlg::Muons::ALL, JetAlg::Invisibles::DECAY);
FastJets durhamJets = FastJets(FS, FastJets::DURHAM, 0.7, JetAlg::Muons::ALL, JetAlg::Invisibles::DECAY);
FastJets cambridgeJets = FastJets(FS, FastJets::CAM, 0.7, JetAlg::Muons::ALL, JetAlg::Invisibles::DECAY);
declare(jadeJets, "JadeJets");
declare(durhamJets, "DurhamJets");
// Book the histograms
if (isCompatibleWithSqrtS(91.2)) {
// z pole
book(_h_Thrust_udsc , 47, 1, 1);
book(_h_Thrust_bottom , 47, 1, 2);
book(_h_heavyJetmass_udsc , 48, 1, 1);
book(_h_heavyJetmass_bottom , 48, 1, 2);
book(_h_totalJetbroad_udsc , 49, 1, 1);
book(_h_totalJetbroad_bottom , 49, 1, 2);
book(_h_wideJetbroad_udsc , 50, 1, 1);
book(_h_wideJetbroad_bottom , 50, 1, 2);
book(_h_Cparameter_udsc , 51, 1, 1);
book(_h_Cparameter_bottom , 51, 1, 2);
book(_h_Dparameter_udsc , 52, 1, 1);
book(_h_Dparameter_bottom , 52, 1, 2);
book(_h_Ncharged , "/TMP/NCHARGED" , 28, 1, 57);
book(_h_Ncharged_udsc , "/TMP/NCHARGED_UDSC", 28, 1, 57);
book(_h_Ncharged_bottom , "/TMP/NCHARGED_B" , 27, 3, 57);
book(_h_scaledMomentum , 65, 1, 1);
book(_h_scaledMomentum_udsc , 65, 1, 2);
book(_h_scaledMomentum_bottom , 65, 1, 3);
}
else if(sqrtS()/GeV < 90) {
int i1(-1),i2(-1);
if(isCompatibleWithSqrtS(41.4)) {
i1=0; i2=1;
}
else if(isCompatibleWithSqrtS(55.3)) {
i1=0; i2=2;
}
else if(isCompatibleWithSqrtS(65.4)) {
i1=0; i2=3;
}
else if(isCompatibleWithSqrtS(75.7)) {
i1=1; i2=1;
}
else if(isCompatibleWithSqrtS(82.3)) {
i1=1; i2=2;
}
else if(isCompatibleWithSqrtS(85.1)) {
i1=1; i2=3;
}
else
MSG_ERROR("Beam energy not supported!");
book(_h_thrust , 21+i1,1,i2);
book(_h_rho , 26+i1,1,i2);
book(_h_B_T , 31+i1,1,i2);
book(_h_B_W , 36+i1,1,i2);
}
else if(sqrtS()/GeV > 120) {
int i1(-1),i2(-1);
if(isCompatibleWithSqrtS(130.1)) {
i1=0; i2=1;
}
else if(isCompatibleWithSqrtS(136.1)) {
i1=0; i2=2;
}
else if(isCompatibleWithSqrtS(161.3)) {
i1=0; i2=3;
}
else if(isCompatibleWithSqrtS(172.3)) {
i1=1; i2=1;
}
else if(isCompatibleWithSqrtS(182.8)) {
i1=1; i2=2;
}
else if(isCompatibleWithSqrtS(188.6)) {
i1=1; i2=3;
}
else if(isCompatibleWithSqrtS(194.4)) {
i1=2; i2=1;
}
else if(isCompatibleWithSqrtS(200.2)) {
i1=2; i2=2;
}
else if(isCompatibleWithSqrtS(206.2)) {
i1=2; i2=3;
}
else
MSG_ERROR("Beam energy not supported!");
book(_h_thrust , 23+i1,1,i2);
book(_h_rho , 28+i1,1,i2);
book(_h_B_T , 33+i1,1,i2);
book(_h_B_W , 38+i1,1,i2);
book(_h_C , 41+i1,1,i2);
book(_h_D , 44+i1,1,i2);
book(_h_N , "/TMP/NCHARGED", 22, 9, 53);
book(_h_xi , 66+i1,1,i2);
// and the jets
int i3 = 3*i1+i2;
book(_h_y_2_JADE , i3,1,1);
book(_h_y_3_JADE , i3,1,2);
book(_h_y_4_JADE , i3,1,3);
book(_h_y_5_JADE , i3,1,4);
book(_h_y_2_Durham, 9+i3,1,1);
book(_h_y_3_Durham, 9+i3,1,2);
book(_h_y_4_Durham, 9+i3,1,3);
book(_h_y_5_Durham, 9+i3,1,4);
if(i3==8||i3==9) {
book(_h_y_2_Cambridge,11+i3,1,1);
book(_h_y_3_Cambridge,11+i3,1,2);
book(_h_y_4_Cambridge,11+i3,1,3);
book(_h_y_5_Cambridge,11+i3,1,4);
}
}
book(_sumW_udsc, "_sumW_udsc");
book(_sumW_b, "_sumW_b");
book(_sumW_ch, "_sumW_ch");
book(_sumW_ch_udsc, "_sumW_ch_udsc");
book(_sumW_ch_b, "_sumW_ch_b");
}
/// Perform the per-event analysis
void analyze(const Event& event) {
// Get beam average momentum
const ParticlePair& beams = apply<Beam>(event, "beams").beams();
const double beamMomentum = ( beams.first.p3().mod() + beams.second.p3().mod() ) / 2.0;
// InitialQuarks projection to have udsc events separated from b events
/// @todo Yuck!!! Eliminate when possible...
int iflav = 0;
// only need the flavour at Z pole
if(_h_Thrust_udsc) {
int flavour = 0;
const InitialQuarks& iqf = apply<InitialQuarks>(event, "initialquarks");
Particles quarks;
if ( iqf.particles().size() == 2 ) {
flavour = iqf.particles().front().abspid();
quarks = iqf.particles();
} else {
map<int, Particle> quarkmap;
for (const Particle& p : iqf.particles()) {
if (quarkmap.find(p.pid()) == quarkmap.end()) quarkmap[p.pid()] = p;
else if (quarkmap[p.pid()].E() < p.E()) quarkmap[p.pid()] = p;
}
double max_energy = 0.;
for (int i = 1; i <= 5; ++i) {
double energy = 0.;
if (quarkmap.find(i) != quarkmap.end())
energy += quarkmap[ i].E();
if (quarkmap.find(-i) != quarkmap.end())
energy += quarkmap[-i].E();
if (energy > max_energy)
flavour = i;
}
if (quarkmap.find(flavour) != quarkmap.end())
quarks.push_back(quarkmap[flavour]);
if (quarkmap.find(-flavour) != quarkmap.end())
quarks.push_back(quarkmap[-flavour]);
}
// Flavour label
/// @todo Change to a bool?
iflav = (flavour == PID::DQUARK || flavour == PID::UQUARK || flavour == PID::SQUARK || flavour == PID::CQUARK) ? 1 : (flavour == PID::BQUARK) ? 5 : 0;
}
// Update weight sums
if (iflav == 1) {
_sumW_udsc->fill();
} else if (iflav == 5) {
_sumW_b->fill();
}
_sumW_ch->fill();
// Charged multiplicity
const FinalState& cfs = applyProjection<FinalState>(event, "CFS");
if(_h_Ncharged) _h_Ncharged->fill(cfs.size());
if (iflav == 1) {
_sumW_ch_udsc->fill();
_h_Ncharged_udsc->fill(cfs.size());
} else if (iflav == 5) {
_sumW_ch_b->fill();
_h_Ncharged_bottom->fill(cfs.size());
}
else if(_h_N) {
_h_N->fill(cfs.size());
}
// Scaled momentum
const Particles& chparticles = cfs.particlesByPt();
for (const Particle& p : chparticles) {
const Vector3 momentum3 = p.p3();
const double mom = momentum3.mod();
const double scaledMom = mom/beamMomentum;
const double logScaledMom = std::log(scaledMom);
if(_h_scaledMomentum) _h_scaledMomentum->fill(-logScaledMom);
if (iflav == 1) {
_h_scaledMomentum_udsc->fill(-logScaledMom);
} else if (iflav == 5) {
_h_scaledMomentum_bottom->fill(-logScaledMom);
}
else if(_h_xi) {
_h_xi->fill(-logScaledMom);
}
}
// Thrust
const Thrust& thrust = applyProjection<Thrust>(event, "thrust");
if (iflav == 1) {
_h_Thrust_udsc->fill(thrust.thrust());
} else if (iflav == 5) {
_h_Thrust_bottom->fill(thrust.thrust());
}
else if(_h_thrust) {
_h_thrust->fill(1.-thrust.thrust());
}
// C and D Parisi parameters
const ParisiTensor& parisi = applyProjection<ParisiTensor>(event, "Parisi");
if (iflav == 1) {
_h_Cparameter_udsc->fill(parisi.C());
_h_Dparameter_udsc->fill(parisi.D());
} else if (iflav == 5) {
_h_Cparameter_bottom->fill(parisi.C());
_h_Dparameter_bottom->fill(parisi.D());
}
else if(_h_C) {
_h_C->fill(parisi.C());
_h_D->fill(parisi.D());
}
// The hemisphere variables
const Hemispheres& hemisphere = applyProjection<Hemispheres>(event, "Hemispheres");
if (iflav == 1) {
_h_heavyJetmass_udsc->fill(hemisphere.scaledM2high());
_h_totalJetbroad_udsc->fill(hemisphere.Bsum());
_h_wideJetbroad_udsc->fill(hemisphere.Bmax());
} else if (iflav == 5) {
_h_heavyJetmass_bottom->fill(hemisphere.scaledM2high());
_h_totalJetbroad_bottom->fill(hemisphere.Bsum());
_h_wideJetbroad_bottom->fill(hemisphere.Bmax());
}
else if (_h_rho) {
_h_rho->fill(hemisphere.scaledM2high());
_h_B_T->fill(hemisphere.Bsum());
_h_B_W->fill(hemisphere.Bmax());
}
// jade jet rates
if(_h_y_2_JADE) {
const FastJets& jadejet = apply<FastJets>(event, "JadeJets");
if (jadejet.clusterSeq()) {
const double y_23 = jadejet.clusterSeq()->exclusive_ymerge_max(2);
const double y_34 = jadejet.clusterSeq()->exclusive_ymerge_max(3);
const double y_45 = jadejet.clusterSeq()->exclusive_ymerge_max(4);
const double y_56 = jadejet.clusterSeq()->exclusive_ymerge_max(5);
for (size_t i = 0; i < _h_y_2_JADE->numBins(); ++i) {
double ycut = _h_y_2_JADE->bin(i).xMid();
double width = _h_y_2_JADE->bin(i).width();
if (y_23 < ycut) _h_y_2_JADE->fillBin(i,width);
}
for (size_t i = 0; i < _h_y_3_JADE->numBins(); ++i) {
double ycut = _h_y_3_JADE->bin(i).xMid();
double width = _h_y_3_JADE->bin(i).width();
if (y_34 < ycut && y_23 > ycut) {
_h_y_3_JADE->fillBin(i,width);
}
}
for (size_t i = 0; i < _h_y_4_JADE->numBins(); ++i) {
double ycut = _h_y_4_JADE->bin(i).xMid();
double width = _h_y_4_JADE->bin(i).width();
if (y_45 < ycut && y_34 > ycut) {
_h_y_4_JADE->fillBin(i,width);
}
}
for (size_t i = 0; i < _h_y_5_JADE->numBins(); ++i) {
double ycut = _h_y_5_JADE->bin(i).xMid();
double width = _h_y_5_JADE->bin(i).width();
if (y_56 < ycut && y_45 > ycut) {
_h_y_5_JADE->fillBin(i,width);
}
}
}
}
// Durham jet rates
if(_h_y_2_Durham) {
const FastJets& durhamjet = apply<FastJets>(event, "DurhamJets");
if (durhamjet.clusterSeq()) {
const double y_23 = durhamjet.clusterSeq()->exclusive_ymerge_max(2);
const double y_34 = durhamjet.clusterSeq()->exclusive_ymerge_max(3);
const double y_45 = durhamjet.clusterSeq()->exclusive_ymerge_max(4);
const double y_56 = durhamjet.clusterSeq()->exclusive_ymerge_max(5);
for (size_t i = 0; i < _h_y_2_Durham->numBins(); ++i) {
double ycut = _h_y_2_Durham->bin(i).xMid();
double width = _h_y_2_Durham->bin(i).width();
if (y_23 < ycut) _h_y_2_Durham->fillBin(i,width);
}
for (size_t i = 0; i < _h_y_3_Durham->numBins(); ++i) {
double ycut = _h_y_3_Durham->bin(i).xMid();
double width = _h_y_3_Durham->bin(i).width();
if (y_34 < ycut && y_23 > ycut) {
_h_y_3_Durham->fillBin(i,width);
}
}
for (size_t i = 0; i < _h_y_4_Durham->numBins(); ++i) {
double ycut = _h_y_4_Durham->bin(i).xMid();
double width = _h_y_4_Durham->bin(i).width();
if (y_45 < ycut && y_34 > ycut) {
_h_y_4_Durham->fillBin(i,width);
}
}
for (size_t i = 0; i < _h_y_5_Durham->numBins(); ++i) {
double ycut = _h_y_5_Durham->bin(i).xMid();
double width = _h_y_5_Durham->bin(i).width();
if (y_56 < ycut && y_45 > ycut) {
_h_y_5_Durham->fillBin(i,width);
}
}
}
}
// Cambridge
if(_h_y_2_Cambridge) {
PseudoJets pjs;
const FinalState& fs = applyProjection<FinalState>(event, "FS");
for (size_t i = 0; i < fs.particles().size(); ++i) {
fastjet::PseudoJet pj = fs.particles()[i];
pjs.push_back(pj);
}
for (size_t i = 0; i < _h_y_2_Cambridge->numBins(); ++i) {
double ycut = _h_y_2_Cambridge->bin(i).xMid();
double width = _h_y_2_Cambridge->bin(i).width();
fastjet::EECambridgePlugin plugin(ycut);
fastjet::JetDefinition jdef(&plugin);
fastjet::ClusterSequence cseq(pjs, jdef);
unsigned int njet = cseq.inclusive_jets().size();
if(njet==2)
_h_y_2_Cambridge->fillBin(i,width);
else if(njet==3) {
if(i<_h_y_3_Cambridge->numBins()) _h_y_3_Cambridge->fillBin(i,width);
}
else if(njet==4) {
if(i<_h_y_4_Cambridge->numBins()) _h_y_4_Cambridge->fillBin(i,width);
}
else if(njet==5) {
if(i<_h_y_5_Cambridge->numBins()) _h_y_5_Cambridge->fillBin(i,width);
}
}
}
}
Scatter2DPtr convertHisto(unsigned int ix,unsigned int iy, unsigned int iz, Histo1DPtr histo) {
Scatter2D temphisto(refData(ix, iy, iz));
Scatter2DPtr mult;
book(mult, ix, iy, iz);
for (size_t b = 0; b < temphisto.numPoints(); b++) {
const double x = temphisto.point(b).x();
pair<double,double> ex = temphisto.point(b).xErrs();
double y = histo->bins()[b].area();
double yerr = histo->bins()[b].areaErr();
mult->addPoint(x, y, ex, make_pair(yerr,yerr));
}
return mult;
}
/// Normalise histograms etc., after the run
void finalize() {
// Z pole plots
if(_h_Thrust_udsc) {
scale(_h_Thrust_udsc, 1/_sumW_udsc->sumW());
scale(_h_heavyJetmass_udsc, 1/_sumW_udsc->sumW());
scale(_h_totalJetbroad_udsc, 1/_sumW_udsc->sumW());
scale(_h_wideJetbroad_udsc, 1/_sumW_udsc->sumW());
scale(_h_Cparameter_udsc, 1/_sumW_udsc->sumW());
scale(_h_Dparameter_udsc, 1/_sumW_udsc->sumW());
scale(_h_Thrust_bottom, 1./_sumW_b->sumW());
scale(_h_heavyJetmass_bottom, 1./_sumW_b->sumW());
scale(_h_totalJetbroad_bottom, 1./_sumW_b->sumW());
scale(_h_wideJetbroad_bottom, 1./_sumW_b->sumW());
scale(_h_Cparameter_bottom, 1./_sumW_b->sumW());
scale(_h_Dparameter_bottom, 1./_sumW_b->sumW());
scale(_h_Ncharged, 1./_sumW_ch->sumW());
scale(_h_Ncharged_udsc, 1./_sumW_ch_udsc->sumW());
scale(_h_Ncharged_bottom, 1./_sumW_ch_b->sumW());
convertHisto(59,1,1,_h_Ncharged );
convertHisto(59,1,2,_h_Ncharged_udsc );
convertHisto(59,1,3,_h_Ncharged_bottom);
scale(_h_scaledMomentum, 1/_sumW_ch->sumW());
scale(_h_scaledMomentum_udsc, 1/_sumW_ch_udsc->sumW());
scale(_h_scaledMomentum_bottom, 1/_sumW_ch_b->sumW());
}
else {
if(_h_thrust) normalize(_h_thrust);
if(_h_rho) normalize(_h_rho);
if(_h_B_T) normalize(_h_B_T);
if(_h_B_W) normalize(_h_B_W);
if(_h_C) normalize(_h_C);
if(_h_D) normalize(_h_D);
if(_h_N) normalize(_h_N);
if(_h_xi) scale(_h_xi,1./sumOfWeights());
Scatter2DPtr mult;
if(_h_N) {
if(isCompatibleWithSqrtS(130.1)) {
convertHisto(60, 1, 1, _h_N);
}
else if(isCompatibleWithSqrtS(136.1)) {
convertHisto(60, 1, 2, _h_N);
}
else if(isCompatibleWithSqrtS(161.3)) {
convertHisto(60, 1, 3, _h_N);
}
else if(isCompatibleWithSqrtS(172.3)) {
convertHisto(61, 1, 1, _h_N);
}
else if(isCompatibleWithSqrtS(182.8)) {
convertHisto(61, 1, 2, _h_N);
}
else if(isCompatibleWithSqrtS(188.6)) {
convertHisto(61, 1, 3, _h_N);
}
else if(isCompatibleWithSqrtS(194.4)) {
convertHisto(62, 1, 1, _h_N);
}
else if(isCompatibleWithSqrtS(200.2)) {
convertHisto(62, 1, 2, _h_N);
}
else if(isCompatibleWithSqrtS(206.2)) {
convertHisto(62, 1, 3, _h_N);
}
}
// // the jets
if(_h_y_2_JADE) {
scale(_h_y_2_JADE, 1./ sumOfWeights());
scale(_h_y_3_JADE, 1./ sumOfWeights());
scale(_h_y_4_JADE, 1./ sumOfWeights());
scale(_h_y_5_JADE, 1./ sumOfWeights());
}
if(_h_y_2_Durham) {
scale(_h_y_2_Durham, 1./ sumOfWeights());
scale(_h_y_3_Durham, 1./ sumOfWeights());
scale(_h_y_4_Durham, 1./ sumOfWeights());
scale(_h_y_5_Durham, 1./ sumOfWeights());
}
if(_h_y_2_Cambridge) {
scale(_h_y_2_Cambridge, 1./ sumOfWeights());
scale(_h_y_3_Cambridge, 1./ sumOfWeights());
scale(_h_y_4_Cambridge, 1./ sumOfWeights());
scale(_h_y_5_Cambridge, 1./ sumOfWeights());
}
}
}
/// Weight counters
CounterPtr _sumW_udsc, _sumW_b, _sumW_ch, _sumW_ch_udsc, _sumW_ch_b;
/// @name Histograms
//@{
// at the Z pole
Histo1DPtr _h_Thrust_udsc, _h_Thrust_bottom;
Histo1DPtr _h_heavyJetmass_udsc, _h_heavyJetmass_bottom;
Histo1DPtr _h_totalJetbroad_udsc, _h_totalJetbroad_bottom;
Histo1DPtr _h_wideJetbroad_udsc, _h_wideJetbroad_bottom;
Histo1DPtr _h_Cparameter_udsc, _h_Cparameter_bottom;
Histo1DPtr _h_Dparameter_udsc, _h_Dparameter_bottom;
Histo1DPtr _h_Ncharged, _h_Ncharged_udsc, _h_Ncharged_bottom;
Histo1DPtr _h_scaledMomentum, _h_scaledMomentum_udsc, _h_scaledMomentum_bottom;
// at other enegies
Histo1DPtr _h_thrust,_h_rho,_h_B_T,_h_B_W,_h_C,_h_D,_h_N,_h_xi;
// and the jets
Histo1DPtr _h_y_2_JADE,_h_y_3_JADE,_h_y_4_JADE,_h_y_5_JADE;
Histo1DPtr _h_y_2_Durham,_h_y_3_Durham,_h_y_4_Durham,_h_y_5_Durham;
Histo1DPtr _h_y_2_Cambridge,_h_y_3_Cambridge,_h_y_4_Cambridge,_h_y_5_Cambridge;
//@}
};
// The hook for the plugin system
RIVET_DECLARE_PLUGIN(L3_2004_I652683);
}
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