PtHatEmpReweightUserHook Class Reference

#include <ReweightUserHooks.h>

Inheritance diagram for PtHatEmpReweightUserHook:

Public Member Functions
virtual double	biasSelectionBy (const Pythia8::SigmaProcess *sigmaProcessPtr, const Pythia8::PhaseSpace *phaseSpacePtr, bool inEvent)
virtual bool	canBiasSelection ()
	PtHatEmpReweightUserHook (const std::string &tuneName="")
virtual	~PtHatEmpReweightUserHook ()

Private Attributes
std::vector< double >	p
std::function< double(double)>	sigma

Detailed Description

Definition at line 29 of file ReweightUserHooks.h.

Constructor & Destructor Documentation

PtHatEmpReweightUserHook::PtHatEmpReweightUserHook ( const std::string &  tuneName = "" )

inline

Definition at line 32 of file ReweightUserHooks.h.

References cmsBatch::log, AlCaHLTBitMon_ParallelJobs::p, funct::pow(), and x.

    {
      if (tuneName == "CP5")
        p = {7377.94700788,      8.38168461349,      -4.70983112392,     -0.0310148108446,     -0.028798537937, 925.335472326};
     //Default reweighting - works good for tune CUEPT8M1
      else
        p = {5.3571961909810e+13,1.0907678218282e+01,-2.5898069229451e+00,-5.1575514014931e-01,5.5951279807561e-02,3.5e+02};
      sigma = [this](double x) -> double { return (p[0]*pow(x,p[2]+p[3]*log(0.01*x)+p[4]*pow(log(0.01*x),2))*pow(1-2*x/(13000.+p[5]),p[1]))*x; };
    }

virtual PtHatEmpReweightUserHook::~PtHatEmpReweightUserHook ( )

inlinevirtual

Definition at line 41 of file ReweightUserHooks.h.

{}

Member Function Documentation

virtual double PtHatEmpReweightUserHook::biasSelectionBy ( const Pythia8::SigmaProcess *  sigmaProcessPtr, const Pythia8::PhaseSpace *  phaseSpacePtr, bool  inEvent  )

inlinevirtual

Definition at line 45 of file ReweightUserHooks.h.

    {
      //the variable selBias of the base class should be used;
      if ((sigmaProcessPtr->nFinal() == 2)) {
        selBias = 1.0/sigma(phaseSpacePtr->pTHat());
        return selBias;
      }
      selBias = 1.;
      return selBias;
    }

virtual bool PtHatEmpReweightUserHook::canBiasSelection ( )

inlinevirtual

Definition at line 43 of file ReweightUserHooks.h.

{ return true; }

Member Data Documentation

std::vector<double> PtHatEmpReweightUserHook::p

private

Definition at line 58 of file ReweightUserHooks.h.

Referenced by Electron.Electron::ptErr().

std::function<double(double)> PtHatEmpReweightUserHook::sigma

private

Definition at line 59 of file ReweightUserHooks.h.