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MC_WKTSPLITTINGS

Monte Carlo validation observables for $k_\perp$ splitting scales in $W[\ell \, \nu]$ + jets events
Experiment: ()
Status: VALIDATED
Authors:
  • Frank Siegert
  • Christian Gutschow
No references listed
Beams: * *
Beam energies: ANY
Run details:
  • $\ell \, \nu$ + jets analysis.

Monte Carlo validation observables for $k_\perp$ splitting scales in $W[\ell \, \nu]$ + jets events 60 GeV $<m_W<$ 100 GeV cut applied.

Source code: MC_WKTSPLITTINGS.cc
 1// -*- C++ -*-
 2#include "Rivet/Analyses/MC_JetSplittings.hh"
 3#include "Rivet/Projections/WFinder.hh"
 4#include "Rivet/Projections/FastJets.hh"
 5
 6namespace Rivet {
 7
 8  
 9
10
11  /// @brief MC validation analysis for kt splitting scales in W + jets events
12  class MC_WKTSPLITTINGS : public MC_JetSplittings {
13  public:
14
15    /// Default constructor
16    MC_WKTSPLITTINGS()
17      : MC_JetSplittings("MC_WKTSPLITTINGS", 4, "Jets")
18    {    }
19
20
21    /// @name Analysis methods
22    //@{
23
24    /// Book histograms
25    void init() {
26		  _dR=0.2;
27      if (getOption("SCHEME") == "BARE")  _dR = 0.0;
28		  _lepton=PID::ELECTRON;
29      if (getOption("LMODE") == "MU")  _lepton = PID::MUON;
30
31      FinalState fs;
32      WFinder wfinder(fs, Cuts::abseta < 3.5 && Cuts::pT > 25*GeV, _lepton, 60.0*GeV, 100.0*GeV, 25.0*GeV, _dR);
33      declare(wfinder, "WFinder");
34      FastJets jetpro(wfinder.remainingFinalState(), FastJets::KT, 0.6);
35      declare(jetpro, "Jets");
36
37      MC_JetSplittings::init();
38    }
39
40
41    /// Do the analysis
42    void analyze(const Event & e) {
43
44      const WFinder& wfinder = apply<WFinder>(e, "WFinder");
45      if (wfinder.bosons().size() != 1) {
46        vetoEvent;
47      }
48
49      MC_JetSplittings::analyze(e);
50    }
51
52
53    /// Finalize
54    void finalize() {
55      MC_JetSplittings::finalize();
56    }
57
58    //@}
59
60  protected:
61
62    /// @name Parameters for specialised e/mu and dressed/bare subclassing
63    //@{
64    double _dR;
65    PdgId _lepton;
66    //@}
67
68
69  };
70
71  // The hook for the plugin system
72  RIVET_DECLARE_PLUGIN(MC_WKTSPLITTINGS);
73
74}