RazorVarAnalyzer.cc

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#include "DQM/DataScouting/plugins/RazorVarAnalyzer.h"

#include "DataFormats/JetReco/interface/CaloJet.h"
#include "DataFormats/JetReco/interface/CaloJetCollection.h"

#include "DataFormats/EgammaCandidates/interface/Electron.h"
#include "DataFormats/EgammaCandidates/interface/ElectronFwd.h"

#include "DataFormats/MuonReco/interface/Muon.h"
#include "DataFormats/RecoCandidate/interface/RecoChargedCandidate.h"

#include <cmath>

// A simple constructor which takes as inoput only the name of the PF jet
// collection
RazorVarAnalyzer::RazorVarAnalyzer(const edm::ParameterSet &conf)
    : ScoutingAnalyzerBase(conf),
      m_eleCollectionTag(conf.getUntrackedParameter<edm::InputTag>("eleCollectionName",
                                                                   edm::InputTag("hltPixelMatchElectronsActivity"))),
      m_jetCollectionTag(
          conf.getUntrackedParameter<edm::InputTag>("jetCollectionName", edm::InputTag("hltCaloJetIDPassed"))),
      m_muCollectionTag(
          conf.getUntrackedParameter<edm::InputTag>("muCollectionName", edm::InputTag("hltL3MuonCandidates"))),
      m_razorVarCollectionTag(conf.getUntrackedParameter<edm::InputTag>("razorVarCollectionName")) {
  // set Token(-s)
  m_jetCollectionTagToken_ = consumes<reco::CaloJetCollection>(
      conf.getUntrackedParameter<edm::InputTag>("jetCollectionName", edm::InputTag("hltCaloJetIDPassed")));
  m_muCollectionTagToken_ = consumes<std::vector<reco::RecoChargedCandidate>>(
      conf.getUntrackedParameter<edm::InputTag>("muCollectionName", edm::InputTag("hltL3MuonCandidates")));
  m_eleCollectionTagToken_ = consumes<reco::ElectronCollection>(
      conf.getUntrackedParameter<edm::InputTag>("eleCollectionName", edm::InputTag("hltPixelMatchElectronsActivity")));
  m_razorVarCollectionTagToken_ =
      consumes<std::vector<double>>(conf.getUntrackedParameter<edm::InputTag>("razorVarCollectionName"));
}

RazorVarAnalyzer::~RazorVarAnalyzer() {}

// Function to book the Monitoring Elements.
void RazorVarAnalyzer::bookHistograms(DQMStore::IBooker &iBooker, edm::Run const &, edm::EventSetup const &) {
  ScoutingAnalyzerBase::prepareBooking(iBooker);
  // the full inclusive histograms
  m_rsqMRFullyInc = bookH2withSumw2(
      iBooker, "rsqMRFullyInc", "M_{R} vs R^{2} (All Events)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMRInc4J = bookH2withSumw2(
      iBooker, "rsqMRInc4J", "M_{R} vs R^{2} (>= 4j)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMRInc6J = bookH2withSumw2(
      iBooker, "rsqMRInc6J", "M_{R} vs R^{2} (>= 6j)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMRInc8J = bookH2withSumw2(
      iBooker, "rsqMRInc8J", "M_{R} vs R^{2} (>= 8j)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMRInc10J = bookH2withSumw2(
      iBooker, "rsqMRInc10J", "M_{R} vs R^{2} (>= 10j)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMRInc12J = bookH2withSumw2(
      iBooker, "rsqMRInc12J", "M_{R} vs R^{2} (>= 12j)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMRInc14J = bookH2withSumw2(
      iBooker, "rsqMRInc14J", "M_{R} vs R^{2} (>= 14j)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");

  // the by box histograms
  m_rsqMREleMu = bookH2withSumw2(
      iBooker, "rsqMREleMu", "M_{R} vs R^{2} (EleMu box)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMRMuMu = bookH2withSumw2(
      iBooker, "rsqMRMuMu", "M_{R} vs R^{2} (MuMu box)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMREleEle = bookH2withSumw2(
      iBooker, "rsqMREleEle", "M_{R} vs R^{2} (EleEle box)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMRMu = bookH2withSumw2(
      iBooker, "rsqMRMu", "M_{R} vs R^{2} (Mu box)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMREle = bookH2withSumw2(
      iBooker, "rsqMREle", "M_{R} vs R^{2} (Ele box)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMRHad = bookH2withSumw2(
      iBooker, "rsqMRHad", "M_{R} vs R^{2} (Had box)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");

  // the by box histograms
  m_rsqMRMuMJ = bookH2withSumw2(
      iBooker, "rsqMRMuMJ", "M_{R} vs R^{2} (Mu box >= 4j)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMREleMJ = bookH2withSumw2(
      iBooker, "rsqMREleMJ", "M_{R} vs R^{2} (Ele box >= 5j)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
  m_rsqMRHadMJ = bookH2withSumw2(
      iBooker, "rsqMRHadMJ", "M_{R} vs R^{2} (Had box >= 6j)", 400, 0., 4000., 50, 0., 1., "M_{R} [GeV]", "R^{2}");
}

// Usual analyze method
void RazorVarAnalyzer::analyze(const edm::Event &iEvent, const edm::EventSetup &c) {
  // count the number of jets with a minimal selection
  edm::Handle<reco::CaloJetCollection> calojets_handle;
  iEvent.getByToken(m_jetCollectionTagToken_, calojets_handle);

  unsigned int njets = 0;
  for (reco::CaloJetCollection::const_iterator it = calojets_handle->begin(); it != calojets_handle->end(); ++it) {
    if (it->pt() >= 30. && fabs(it->eta()) <= 3.0) {
      njets++;
    }
  }

  // count the number of muons
  edm::Handle<std::vector<reco::RecoChargedCandidate>> muon_handle;
  iEvent.getByToken(m_muCollectionTagToken_, muon_handle);

  unsigned int nmu_loose = 0;
  unsigned int nmu_tight = 0;
  if (muon_handle.isValid()) {
    for (std::vector<reco::RecoChargedCandidate>::const_iterator it = muon_handle->begin(); it != muon_handle->end();
         ++it) {
      if (it->pt() >= 15 && fabs(it->eta()) <= 2.1)
        nmu_tight++;
      if (it->pt() >= 10 && fabs(it->eta()) <= 2.4)
        nmu_loose++;
    }
  }

  // count the number of electrons
  edm::Handle<reco::ElectronCollection> ele_handle;
  iEvent.getByToken(m_eleCollectionTagToken_, ele_handle);

  unsigned int nele_loose = 0;
  unsigned int nele_tight = 0;
  if (ele_handle.isValid()) {
    for (reco::ElectronCollection::const_iterator it = ele_handle->begin(); it != ele_handle->end(); ++it) {
      if (it->pt() >= 20 && fabs(it->eta()) <= 2.5)
        nele_tight++;
      if (it->pt() >= 10 && fabs(it->eta()) <= 2.5)
        nele_loose++;
    }
  }

  // now get the box number:
  // {'MuEle':0,'MuMu':1,'EleEle':2,'Mu':3,'Ele':4,'Had':5}
  unsigned int box_num = 5;
  if (nmu_tight > 0 && nele_tight > 0) {
    box_num = 0;
  } else if (nmu_tight > 0 && nmu_loose > 1) {
    box_num = 1;
  } else if (nele_tight > 0 && nele_loose > 1) {
    box_num = 2;
  } else if (nmu_tight > 0) {
    box_num = 3;
  } else if (nele_tight > 0) {
    box_num = 4;
  }

  edm::Handle<std::vector<double>> razorvar_handle;
  iEvent.getByToken(m_razorVarCollectionTagToken_, razorvar_handle);
  if (razorvar_handle->size() > 1) {
    const double MR = razorvar_handle->at(0);
    const double R = razorvar_handle->at(1);
    m_rsqMRFullyInc->Fill(MR, R * R);
    if (njets >= 4)
      m_rsqMRInc4J->Fill(MR, R * R);
    if (njets >= 6)
      m_rsqMRInc6J->Fill(MR, R * R);
    if (njets >= 8)
      m_rsqMRInc8J->Fill(MR, R * R);
    if (njets >= 10)
      m_rsqMRInc10J->Fill(MR, R * R);
    if (njets >= 12)
      m_rsqMRInc12J->Fill(MR, R * R);
    if (njets >= 14)
      m_rsqMRInc14J->Fill(MR, R * R);

    // now fill the boxes
    if (box_num == 0)
      m_rsqMREleMu->Fill(MR, R * R);
    if (box_num == 1)
      m_rsqMRMuMu->Fill(MR, R * R);
    if (box_num == 2)
      m_rsqMREleEle->Fill(MR, R * R);
    if (box_num == 3)
      m_rsqMRMu->Fill(MR, R * R);
    if (box_num == 4)
      m_rsqMREle->Fill(MR, R * R);
    if (box_num == 5)
      m_rsqMRHad->Fill(MR, R * R);

    // finally the multijet boxes - think ttbar
    // muon boxes: muons are not in jets
    if (box_num == 3 && njets >= 4)
      m_rsqMRMuMJ->Fill(MR, R * R);
    // ele boxes: electrons are in jets
    else if (box_num == 4 && njets >= 5)
      m_rsqMREleMJ->Fill(MR, R * R);
    // fill the Had box
    else if (box_num == 5 && njets >= 6)
      m_rsqMRHadMJ->Fill(MR, R * R);
  }
}