[ViewVC] Diff of: cvsroot/UserCode/UHHAnalysis/SFrameTools/src/Utils.cxx

Comparing UserCode/UHHAnalysis/SFrameTools/src/Utils.cxx (file contents):
Revision 1.3 by peiffer, Wed Jun 13 14:37:59 2012 UTC vs.
Revision 1.13 by peiffer, Wed Jun 19 16:15:45 2013 UTC

+#include "../include/Utils.h"
-+
+#include <fastjet/JetDefinition.hh>
-+
+#include <fastjet/PseudoJet.hh>
-+
+#include <fastjet/ClusterSequence.hh>
-+
+#include <fastjet/ClusterSequenceArea.hh>
-+
+#include <fastjet/GhostedAreaSpec.hh>
-+
+namespace external {
-+
+#include "../include/HEPTopTagger.h"
-+
+}
-+
-+
-+
-+
+//subjet b-tagger, returns number of b-tagged subjets
-+
-+
+int subJetBTag(TopJet topjet, E_BtagType type){
-+
+  int nBTagsSub = 0;
-+
+  float discriminator_cut;
-+
+  if(type==e_CSVL) discriminator_cut = 0.244;
-+
+  if(type==e_CSVM) discriminator_cut = 0.679;
-+
+  if(type==e_CSVT) discriminator_cut = 0.898;
-+
-+
+  //Create a vector of subjets
-+
+  std::vector<Particle> subjets_top;
-+
+  //Create a float vector of the subjets discriminators
-+
+  std::vector<float> btagsub_combinedSecondaryVertex_top;
-+
-+
+  //Fill the vector of subjets with the subjets of a topjet
-+
+  subjets_top=topjet.subjets();
-+
+  //Fill the vector of discriminators with the discriminators of the subjets of a certain topjet
-+
+  btagsub_combinedSecondaryVertex_top=topjet.btagsub_combinedSecondaryVertex();
-+
-+
+  //Looping over subjets and checking if they are b-tagged
-+
+  for(unsigned int i=0; i < btagsub_combinedSecondaryVertex_top.size(); ++i){
-+
+    float test=btagsub_combinedSecondaryVertex_top[i];
-+
+    if(test>discriminator_cut){
-+
+      nBTagsSub += 1;
-+
+      //This means it is b-tagged
-+
+    }
-+
+  }
-+
+  return nBTagsSub;
-+
+}
-+
-+
-+
+bool HiggsTag(TopJet topjet, E_BtagType type1, E_BtagType type2){
-+
+  int nBTagsSub1 = 0;
-+
+  int nBTagsSub2 = 0;
-+
+  float discriminator_cut1;
-+
+  float discriminator_cut2;
-+
+  if(type1==e_CSVL) discriminator_cut1 = 0.244;
-+
+  if(type1==e_CSVM) discriminator_cut1 = 0.679;
-+
+  if(type1==e_CSVT) discriminator_cut1 = 0.898;
-+
+  if(type2==e_CSVL) discriminator_cut2 = 0.244;
-+
+  if(type2==e_CSVM) discriminator_cut2 = 0.679;
-+
+  if(type2==e_CSVT) discriminator_cut2 = 0.898;
-+
+  // std::cout << "discriminator_cut1: " <<  discriminator_cut1 << " discriminator_cut2: "<< discriminator_cut1 << std::endl;
-+
+  //Create a vector of subjets
-+
+  std::vector<Particle> subjets_top;
-+
+  //Create a float vector of the subjets discriminators
-+
+  std::vector<float> btagsub_combinedSecondaryVertex_top;
-+
-+
+  //Fill the vector of subjets with the subjets of a topjet
-+
+  subjets_top=topjet.subjets();
-+
+  //Fill the vector of discriminators with the discriminators of the subjets of a certain topjet
-+
+  btagsub_combinedSecondaryVertex_top=topjet.btagsub_combinedSecondaryVertex();
-+
-+
+  //Looping over subjets and checking if they are b-tagged
-+
+  for(unsigned int i=0; i < btagsub_combinedSecondaryVertex_top.size(); ++i){
-+
+    float test=btagsub_combinedSecondaryVertex_top[i];
-+
+    if (nBTagsSub1 != 0 && test>discriminator_cut2) nBTagsSub2 =+ 1;
-+
+    if(test>discriminator_cut1){
-+
+      if(test>discriminator_cut2 && nBTagsSub2==0) nBTagsSub2+=1;
-+
+      else nBTagsSub1 += 1;      //This means it is b-tagged
-+
-+
+    }
-+
+  }
-+
+  if (nBTagsSub1!=0 && nBTagsSub2!=0) return true;
-+
+  else return false;
-+
+}
-<
+bool TopTag(TopJet topjet,  double &mjet, int &nsubjets, double &mmin){
->
->
+bool HepTopTagFull(TopJet topjet){
->
->
+  //Transform the SFrame TopJet object in a fastjet::PseudoJet
-<
+  nsubjets=topjet.numberOfDaughters();
->
+  std::vector<fastjet::PseudoJet> jetpart;
->
+  std::vector<Particle> pfconstituents_jet;
->
->
+  fastjet::ClusterSequence* JetFinder;
->
+  fastjet::JetDefinition* JetDef ;
->
->
+  pfconstituents_jet=topjet.pfconstituents();
->
->
+  for(unsigned int ic=0; ic<pfconstituents_jet.size(); ++ic){
->
->
+    jetpart.push_back( fastjet::PseudoJet(
->
+pfconstituents_jet[ic].pt()*cos(pfconstituents_jet[ic].phi()),
->
+pfconstituents_jet[ic].pt()*sin(pfconstituents_jet[ic].phi()),
->
+pfconstituents_jet[ic].pt()*sinh(pfconstituents_jet[ic].eta()),
->
+pfconstituents_jet[ic].energy() ) );
-–
+  LorentzVector allsubjets(0,0,0,0);
-–
-–
+  for(int j=0; j<topjet.numberOfDaughters(); ++j){
-–
+    allsubjets += topjet.subjets()[j].v4();
-<
+  if(!allsubjets.isTimelike()){
-<
+    mjet=0;
-<
+    mmin=0;
->
->
+  //Clustering definition
->
+  double conesize=3;
->
+  JetDef = new
->
+fastjet::JetDefinition(fastjet::cambridge_algorithm,conesize);
->
->
+  JetFinder = new fastjet::ClusterSequence(jetpart, *JetDef);
->
->
+  std::vector<fastjet::PseudoJet> tops = JetFinder->inclusive_jets(10.);
->
->
+  if (tops.size() != 1){
->
+    std::cout << "Problem! Doesn't give exactly one jet!!!!!!!!!!!!!!Gives " << tops.size() << " jets" << std::endl;
->
+    delete JetFinder;
->
+    delete JetDef;
+    return false;
-<
+  mjet = allsubjets.M();
-<
-<
+  if(nsubjets>=3) {
-<
-<
+    std::vector<Particle> subjets = topjet.subjets();
-<
+    sort(subjets.begin(), subjets.end(), HigherPt());
-<
-<
+    double m01 = 0;
-<
+    if( (subjets[0].v4()+subjets[1].v4()).isTimelike())
-<
+      m01=(subjets[0].v4()+subjets[1].v4()).M();
-<
+    double m02 = 0;
-<
+    if( (subjets[0].v4()+subjets[2].v4()).isTimelike() )
-<
+      m02=(subjets[0].v4()+subjets[2].v4()).M();
-<
+    double m12 = 0;
-<
+    if( (subjets[1].v4()+subjets[2].v4()).isTimelike()  )
-<
+      m12 = (subjets[1].v4()+subjets[2].v4()).M();
->
+  std::vector<fastjet::PseudoJet> SortedJets = sorted_by_pt(tops);
->
->
->
+  //Run the HEPTopTagger
->
+  external::HEPTopTagger tagger(*JetFinder, SortedJets[0]);
->
->
+  //Mass window to be applied in a second step
->
+  tagger.set_top_range(0.0, 10000.0);
->
+  tagger.set_mass_drop_threshold(0.8);
->
+  tagger.set_max_subjet_mass(30);
->
->
+  tagger.run_tagger();
->
->
+  delete JetFinder;
->
+  delete JetDef;
->
->
+  if (tagger.is_masscut_passed()) return true;
->
+  else return false;
->
->
+  return true;
->
->
+}
->
->
->
->
+// global function to define a tagged jet
->
->
+bool IsTagged(Jet & jet, E_BtagType type)
->
+{
->
+    if(type==e_CSVL && jet.btag_combinedSecondaryVertex()>0.244) return true;
->
+    if(type==e_CSVM && jet.btag_combinedSecondaryVertex()>0.679) return true;
->
+    if(type==e_CSVT && jet.btag_combinedSecondaryVertex()>0.898) return true;
->
+    if(type==e_JPL && jet.btag_jetProbability()>0.275) return true;
->
+    if(type==e_JPM && jet.btag_jetProbability()>0.545) return true;
->
+    if(type==e_JPT && jet.btag_jetProbability()>0.790) return true;
-+
+    return false;
-+
+}
-+
-+
+//variable HEP Tagger from Rebekka
-+
-+
+bool variableHepTopTag(TopJet topjet, double ptJetMin, double massWindowLower, double massWindowUpper, double cutCondition2, double cutCondition3)
-+
+{
-+
+    double mjet;
-+
+    double ptjet;
-+
+    int nsubjets;
-+
-+
+    double topmass=172.3;
-+
+    double wmass=80.4;
-+
-+
+    nsubjets=topjet.numberOfDaughters();
-+
-+
+    LorentzVector allsubjets(0,0,0,0);
-+
-+
+    for(int j=0; j<topjet.numberOfDaughters(); ++j) {
-+
+        allsubjets += topjet.subjets()[j].v4();
-+
+    }
-+
+    if(!allsubjets.isTimelike()) {
-+
+        mjet=0;
-+
+        return false;
-+
+    }
-+
-+
+    mjet = allsubjets.M();
-+
+    ptjet= allsubjets.Pt();
-+
-+
+    double m12, m13, m23;
-+
-+
+    //The subjetcs have to be three
-+
+    if(nsubjets==3) {
-+
-+
+        std::vector<Particle> subjets = topjet.subjets();
-+
+        sort(subjets.begin(), subjets.end(), HigherPt());
-+
-+
+        m12 = 0;
-+
+        if( (subjets[0].v4()+subjets[1].v4()).isTimelike())
-+
+            m12=(subjets[0].v4()+subjets[1].v4()).M();
-+
+        m13 = 0;
-+
+        if( (subjets[0].v4()+subjets[2].v4()).isTimelike() )
-+
+            m13=(subjets[0].v4()+subjets[2].v4()).M();
-+
+        m23 = 0;
-+
+        if( (subjets[1].v4()+subjets[2].v4()).isTimelike()  )
-+
+            m23 = (subjets[1].v4()+subjets[2].v4()).M();
-+
-+
+    } else {
-+
+        return false;
-+
+    }
-+
-+
+    double rmin=massWindowLower*wmass/topmass;
-+
+    double rmax=massWindowUpper*wmass/topmass;
-+
-+
+    int keep=0;
-+
-+
+    //Conditions on the subjects: at least one has to be true
-+
+    //1 condition
-+
+    if(atan(m13/m12)>0.2 && atan(m13/m12)<1.3 && m23/mjet>rmin && m23/mjet<rmax) keep=1;
-+
-+
+    //2 condition
-+
+    double cond2left=pow(rmin,2)*(1+pow((m13/m12),2));
-+
+    double cond2cent=1-pow(m23/mjet,2);
-+
+    double cond2right=pow(rmax,2)*(1+pow(m13/m12,2));
-+
-+
+    if(cond2left<cond2cent && cond2cent<cond2right && m23/mjet>cutCondition2) keep=1;
-+
-+
+    //3 condition
-+
+    double cond3left=pow(rmin,2)*(1+pow((m12/m13),2));
-+
+    double cond3cent=1-pow(m23/mjet,2);
-+
+    double cond3right=pow(rmax,2)*(1+pow(m12/m13,2));
-+
-+
+    if(cond3left<cond3cent && cond3cent<cond3right && m23/mjet>cutCondition3) keep=1;
-+
-+
+    //Final requirement: at least one of the three subjets conditions and total pt
-+
+    if(keep==1 && ptjet>ptJetMin) {
-+
+        return true;
-+
+    } else {
-+
+        return false;
-+
+    }
-+
-+
+}
-+
-+
-+
+//HEP Tagger from Ivan
-+
-+
+bool HepTopTag(TopJet topjet)
-+
+{
-+
+  //call variable tagger with default parameters
-+
+  return variableHepTopTag(topjet);
-+
-+
+}
-+
-+
+//default values (mminLower=50., mjetLower=140, mjetUpper=250.) defined in Utils.h
-+
+bool variableTopTag(TopJet topjet, double &mjet, int &nsubjets, double &mmin, double mminLower, double mjetLower, double mjetUpper)
-+
+{
-+
-+
+    nsubjets=topjet.numberOfDaughters();
-+
-+
+    LorentzVector allsubjets(0,0,0,0);
-+
-+
+    for(int j=0; j<topjet.numberOfDaughters(); ++j) {
-+
+        allsubjets += topjet.subjets()[j].v4();
-+
+    }
-+
+    if(!allsubjets.isTimelike()) {
-+
+        mjet=0;
-+
+        mmin=0;
-+
+//  mminLower=50;
-+
+//   mjetLower=140;
-+
+//   mjetUpper=250;
-+
+        return false;
-+
+    }
-+
-+
+    mjet = allsubjets.M();
-+
-+
+    if(nsubjets>=3) {
-+
-+
+        std::vector<Particle> subjets = topjet.subjets();
-+
+        sort(subjets.begin(), subjets.end(), HigherPt());
-+
-+
+        double m01 = 0;
-+
+        if( (subjets[0].v4()+subjets[1].v4()).isTimelike())
-+
+            m01=(subjets[0].v4()+subjets[1].v4()).M();
-+
+        double m02 = 0;
-+
+        if( (subjets[0].v4()+subjets[2].v4()).isTimelike() )
-+
+            m02=(subjets[0].v4()+subjets[2].v4()).M();
-+
+        double m12 = 0;
-+
+        if( (subjets[1].v4()+subjets[2].v4()).isTimelike() )
-+
+            m12 = (subjets[1].v4()+subjets[2].v4()).M();
-+
-+
+        //minimum pairwise mass
-+
+        mmin = std::min(m01,std::min(m02,m12));
-+
+    }
-+
-+
+    //at least 3 sub-jets
-+
+    if(nsubjets<3) return false;
+    //minimum pairwise mass > 50 GeV/c^2
-<
+    mmin = std::min(m01,std::min(m02,m12));
-<
+  }
->
+    if(mmin<mminLower) return false;
->
+    //jet mass between 140 and 250 GeV/c^2
->
+    if(mjet<mjetLower || mjet>mjetUpper) return false;
-<
+  //at least 3 sub-jets
-<
+  if(nsubjets<3) return false;
-<
+  //minimum pairwise mass > 50 GeV/c^2
-<
+  if(mmin<50) return false;
-<
+  //jet mass between 140 and 250 GeV/c^2
-<
+  if(mjet<140 || mjet>250) return false;
-<
-<
+  return true;
->
+    return true;
-–
+Jet* nextJet(const Particle *p, std::vector<Jet> *jets){
-<
+  double deltarmin = double_infinity();
-<
+  Jet* nextjet=0;
-<
+  for(unsigned int i=0; i<jets->size();++i){
-<
+    if(jets->at(i).deltaR(*p) < deltarmin){
-<
+      deltarmin = jets->at(i).deltaR(*p);
-<
+      nextjet = &jets->at(i);
->
+bool TopTag(TopJet topjet,  double &mjet, int &nsubjets, double &mmin)
->
+{
->
+  //call variable tagger with default parameters
->
+  return variableTopTag(topjet, mjet, nsubjets, mmin);
->
->
+}
->
->
+Jet* nextJet(const Particle *p, std::vector<Jet> *jets)
->
+{
->
->
+    double deltarmin = double_infinity();
->
+    Jet* nextjet=0;
->
+    for(unsigned int i=0; i<jets->size(); ++i) {
->
+        Jet ji = jets->at(i);
->
+        if (fabs(p->pt() - ji.pt())<1e-8) continue; // skip identical particle
->
+        if(jets->at(i).deltaR(*p) < deltarmin) {
->
+            deltarmin = jets->at(i).deltaR(*p);
->
+            nextjet = &jets->at(i);
->
+        }
-–
+  }
-<
+  return nextjet;
->
+    return nextjet;
-<
+double pTrel(const Particle *p, std::vector<Jet> *jets){
->
+bool WTag(TopJet prunedjet,  double& mjet, int &nsubjets, double& massdrop)
->
+{
-<
+  double ptrel=0;
->
+    nsubjets=prunedjet.numberOfDaughters();
-<
+  Jet* nextjet =  nextJet(p,jets);
->
+    mjet = 0;
->
+    if(prunedjet.v4().isTimelike())
->
+        mjet = prunedjet.v4().M();
-<
+  TVector3 p3(p->v4().Px(),p->v4().Py(),p->v4().Pz());
-<
+  TVector3 jet3(nextjet->v4().Px(),nextjet->v4().Py(),nextjet->v4().Pz());
->
+    //calculate mass drop for first sub-jet ordered in pt
->
+    massdrop = 0;
->
+    if(nsubjets>=1 && mjet>0) {
-<
+  if(p3.Mag()!=0 && jet3.Mag()!=0){
-<
+    double sin_alpha = (p3.Cross(jet3)).Mag()/p3.Mag()/jet3.Mag();
-<
+    ptrel = p3.Mag()*sin_alpha;
-<
+  }
-<
+  else{
-<
+    std::cout << "something strange happend in the ptrel calculation: either lepton or jet momentum is 0" <<std::endl;
-<
+  }
->
+        std::vector< Particle > subjets = prunedjet.subjets();
->
+        sort(subjets.begin(), subjets.end(), HigherPt());
-<
+  return ptrel;
->
+        double m1 = 0;
->
+        if(subjets[0].v4().isTimelike())
->
+            m1 = subjets[0].v4().M();
->
->
+        massdrop = m1/mjet;
->
+    }
->
->
+    //at least 2 sub-jets
->
+    if(nsubjets<2) return false;
->
+    //60 GeV < pruned jet mass < 100 GeV
->
+    if(mjet <= 60 || mjet >= 100) return false;
->
+    //mass drop < 0.4
->
+    if(massdrop>=0.4) return false;
->
->
+    return true;
->
->
+}
->
->
+double pTrel(const Particle *p, std::vector<Jet> *jets)
->
+{
->
->
+    double ptrel=0;
->
+    Jet* nextjet =  nextJet(p,jets);
->
+    if (!nextjet) return ptrel;
->
->
+    TVector3 p3(p->v4().Px(),p->v4().Py(),p->v4().Pz());
->
+    TVector3 jet3(nextjet->v4().Px(),nextjet->v4().Py(),nextjet->v4().Pz());
->
->
+    if(p3.Mag()!=0 && jet3.Mag()!=0) {
->
+        double sin_alpha = (p3.Cross(jet3)).Mag()/p3.Mag()/jet3.Mag();
->
+        ptrel = p3.Mag()*sin_alpha;
->
+    } else {
->
+        std::cout << "something strange happend in the ptrel calculation: either lepton or jet momentum is 0" <<std::endl;
->
+    }
->
->
+    return ptrel;
-<
+double deltaRmin(const Particle *p, std::vector<Jet> *jets){
-<
+  return nextJet(p,jets)->deltaR(*p);
->
+double deltaRmin(const Particle *p, std::vector<Jet> *jets)
->
+{
->
+    Jet* j = nextJet(p,jets);
->
+    double dr = 999.;
->
+    if (j) dr = j->deltaR(*p);
->
+    return dr;
-+
+TVector3 toVector(LorentzVector v4)
-+
+{
-<
+double double_infinity(){
-<
+  return std::numeric_limits<double>::infinity() ;
->
+    TVector3 v3(0,0,0);
->
+    v3.SetX(v4.X());
->
+    v3.SetY(v4.Y());
->
+    v3.SetZ(v4.Z());
->
+    return v3;
-<
+int int_infinity(){
-<
+  return std::numeric_limits<int>::max() ;
->
+TVector3 toVector(LorentzVectorXYZE v4)
->
+{
->
->
+    TVector3 v3(0,0,0);
->
+    v3.SetX(v4.X());
->
+    v3.SetY(v4.Y());
->
+    v3.SetZ(v4.Z());
->
+    return v3;
->
+}
->
->
+LorentzVectorXYZE toXYZ(LorentzVector v4)
->
+{
->
->
+    LorentzVectorXYZE v4_new(0,0,0,0);
->
+    v4_new.SetPx(v4.Px());
->
+    v4_new.SetPy(v4.Py());
->
+    v4_new.SetPz(v4.Pz());
->
+    v4_new.SetE(v4.E());
->
+    return v4_new;
-+
-+
+LorentzVector toPtEtaPhi(LorentzVectorXYZE v4)
-+
+{
-+
-+
+    LorentzVector v4_new(0,0,0,0);
-+
+    v4_new.SetPt(v4.Pt());
-+
+    v4_new.SetEta(v4.Eta());
-+
+    v4_new.SetPhi(v4.Phi());
-+
+    v4_new.SetE(v4.E());
-+
+    return v4_new;
-+
+}
-+
-+
+double deltaR(LorentzVector v1, LorentzVector v2)
-+
+{
-+
-+
+    Particle p1;
-+
+    p1.set_v4(v1);
-+
+    Particle p2;
-+
+    p2.set_v4(v2);
-+
+    return p1.deltaR(p2);
-+
+}
-+
-+
+double double_infinity()
-+
+{
-+
+    return std::numeric_limits<double>::infinity() ;
-+
+}
-+
-+
+int int_infinity()
-+
+{
-+
+    return std::numeric_limits<int>::max() ;
-+
+}
-+
-+
+int myPow(int x, unsigned int p)
-+
+{
-+
+    int i = 1;
-+
+    for (unsigned int j = 1; j <= p; j++)  i *= x;
-+
+    return i;
-+
+}
-+

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+Removed lines
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+Added lines
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+Changed lines
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+Changed lines

Comparing UserCode/UHHAnalysis/SFrameTools/src/Utils.cxx (file contents): Revision 1.3 by peiffer, Wed Jun 13 14:37:59 2012 UTC vs. Revision 1.13 by peiffer, Wed Jun 19 16:15:45 2013 UTC

Diff Legend

Comparing UserCode/UHHAnalysis/SFrameTools/src/Utils.cxx (file contents):
Revision 1.3 by peiffer, Wed Jun 13 14:37:59 2012 UTC vs.
Revision 1.13 by peiffer, Wed Jun 19 16:15:45 2013 UTC