IMACalibBlock Class Reference

#include <IMACalibBlock.h>

Inheritance diagram for IMACalibBlock:

Public Member Functions
void	Fill (std::map< int, double >::const_iterator, std::map< int, double >::const_iterator, double pTk, double pSubtract, double sigma=1.)
	insert an entry More...
	IMACalibBlock (const int)
	ctor More...
void	reset ()
	reset the chi2 matrices More...
int	solve (int usingBlockSolver, double min, double max)
	solve the chi2 linear system More...
	~IMACalibBlock ()
	dtor More...
Public Member Functions inherited from VEcalCalibBlock
float	at (const unsigned int index)
	retrieve the coefficients More...
	VEcalCalibBlock (int numberOfElements)
	ctor More...
virtual	~VEcalCalibBlock ()
	dtor More...

Private Member Functions
void	complete ()
	complete the triangolar chi2 matrix to a sym one More...
int	evalX2Size ()
	give the size of a chi2 matrix More...
void	fillMap (const CLHEP::HepVector &result)
	fill the coefficients map from the CLHEP vector solution More...
void	riempiMtr (const std::vector< double > &piena, CLHEP::HepMatrix &vuota)
	copy a vector into a CLHEP object More...
void	riempiVtr (const std::vector< double > &pieno, CLHEP::HepVector &vuoto)
	copy a vector into a CLHEP object More...

Private Attributes
std::vector< double >	m_kaliMatrix
	matrix for the chi2 inversion More...
std::vector< double >	m_kaliVector
	vector for the chi2 inversion More...

Additional Inherited Members
Protected Attributes inherited from VEcalCalibBlock
std::map< unsigned int, float >	m_coefficients
	map of coefficients More...
unsigned int	m_numberOfElements
	The only parameter! More...

Detailed Description

Definition at line 22 of file IMACalibBlock.h.

Constructor & Destructor Documentation

IMACalibBlock::IMACalibBlock

(

const int

numberOfElements

)

ctor

Definition at line 15 of file IMACalibBlock.cc.

References reset().

                                                       :
  VEcalCalibBlock (numberOfElements) ,
  m_kaliVector (m_numberOfElements) , 
  m_kaliMatrix (evalX2Size ())
{
  reset () ;
}

IMACalibBlock::~IMACalibBlock

(

)

dtor

Definition at line 27 of file IMACalibBlock.cc.

{
}

Member Function Documentation

void IMACalibBlock::complete ( )

private

complete the triangolar chi2 matrix to a sym one

Definition at line 77 of file IMACalibBlock.cc.

References i, j, m_kaliMatrix, VEcalCalibBlock::m_numberOfElements, and reco::return().

Referenced by solve().

{
 int bef;
 int aft;
 for (unsigned int i=0; i<m_numberOfElements;++i)
  {
    for (unsigned int j=i+1; j< m_numberOfElements; ++j) 
      {
         bef = (i*m_numberOfElements+j);
         aft =  (j*m_numberOfElements +i);
            m_kaliMatrix.at(aft) = m_kaliMatrix.at(bef) ;
          } //LP second loop over xtals
      } //LP first loop over xtals

    return ;
  }

int IMACalibBlock::evalX2Size ( )

inlineprivate

give the size of a chi2 matrix

Definition at line 144 of file IMACalibBlock.cc.

References VEcalCalibBlock::m_numberOfElements.

  {

    return m_numberOfElements* m_numberOfElements;
  }

void IMACalibBlock::Fill ( std::map< int, double >::const_iterator  MapBegin, std::map< int, double >::const_iterator  MapEnd, double  pTk, double  pSubtract, double  sigma = 1.  )

virtual

insert an entry

Implements VEcalCalibBlock.

Definition at line 36 of file IMACalibBlock.cc.

References m_kaliMatrix, m_kaliVector, VEcalCalibBlock::m_numberOfElements, and reco::return().

{
//  std::cerr<<"\n\nfaccio il fill!\n";
  double inverror = 1./sigma ; 
  //LP fist loop over energies
  for (std::map<int,double>::const_iterator itMap1 =MapBegin ; 
       itMap1 !=MapEnd ; 
       ++itMap1)
    {
//      std::cerr<<"numero "<<itMap1->first<<" vale "<<itMap1->second<<"\t"; 
      for (std::map<int,double>::const_iterator itMap2 = itMap1 ; 
      itMap2 !=MapEnd ; 
      ++itMap2)  
        {
          //LP calculate the chi square value
          double dummy = itMap1->second * itMap2->second;
          dummy *= inverror ;
          //LP fill the calib matrix
          m_kaliMatrix.at(itMap1->first*m_numberOfElements +itMap2->first) += dummy ;            
        } //LP second loop over xtals

      //LP calculate the vector value
      double dummy = pTk ;
      dummy -= pSubtract ;                        //LP borders
      dummy *= itMap1->second ;
      dummy *= inverror ;
      //LP fill the calib vector
      m_kaliVector.at(itMap1->first) += dummy ;
    } //LP first loop over energies
  return ;
}

void IMACalibBlock::fillMap ( const CLHEP::HepVector &  result )

private

fill the coefficients map from the CLHEP vector solution

Definition at line 218 of file IMACalibBlock.cc.

References i, VEcalCalibBlock::m_coefficients, VEcalCalibBlock::m_numberOfElements, and reco::return().

Referenced by solve().

{

   for (unsigned int i=0; i < m_numberOfElements; ++i)
      {
         m_coefficients[i] = result[i] ;
      } 

   return ;
}

void IMACalibBlock::reset ( void  )

virtual

reset the chi2 matrices

Implements VEcalCalibBlock.

Definition at line 193 of file IMACalibBlock.cc.

References m_kaliMatrix, and m_kaliVector.

Referenced by MatrixReader.MatrixReader::__init__(), IMACalibBlock(), and MatrixReader.MatrixReader::showRaw().

{

  for (std::vector<double>::iterator vecIt = m_kaliVector.begin () ;
       vecIt != m_kaliVector.end ();
       ++vecIt)
    {
      *vecIt = 0. ;
    }  

  for (std::vector<double>::iterator vecIt = m_kaliMatrix.begin () ;
       vecIt != m_kaliMatrix.end ();
       ++vecIt)
    {
      *vecIt = 0. ;
    }  

}

void IMACalibBlock::riempiMtr ( const std::vector< double > &  piena, CLHEP::HepMatrix &  vuota  )

private

copy a vector into a CLHEP object

Definition at line 155 of file IMACalibBlock.cc.

References i, edm::isNotFinite(), j, VEcalCalibBlock::m_numberOfElements, max(), and reco::return().

Referenced by solve().

  {
    unsigned int max = m_numberOfElements ;

    assert (piena.size () == max * max) ; 
    assert (vuota.num_row () == int(max)) ;
    assert (vuota.num_col () == int(max)) ;
    for (unsigned int i = 0 ; i < max ; ++i)
     for (unsigned int j = 0 ; j < max ; ++j)
       if (edm::isNotFinite (piena[i*max + j])) vuota[i][j] = 0. ;
         else vuota[i][j] = piena[i*max + j] ; 

    return ;
  }

void IMACalibBlock::riempiVtr ( const std::vector< double > &  pieno, CLHEP::HepVector &  vuoto  )

private

copy a vector into a CLHEP object

Definition at line 175 of file IMACalibBlock.cc.

References i, edm::isNotFinite(), VEcalCalibBlock::m_numberOfElements, max(), and reco::return().

Referenced by solve().

  {

    int max = m_numberOfElements ;
    assert (vuoto.num_row () == max) ;
    for (int i = 0 ; i < max ; ++i)
      if (edm::isNotFinite (pieno[i])) vuoto[i] = 0. ;
      else vuoto[i] = pieno[i] ; 

    return ;
  }

int IMACalibBlock::solve ( int  usingBlockSolver, double  min, double  max  )

virtual

solve the chi2 linear system

Implements VEcalCalibBlock.

Definition at line 99 of file IMACalibBlock.cc.

References complete(), fillMap(), i, m_kaliMatrix, m_kaliVector, VEcalCalibBlock::m_numberOfElements, query::result, riempiMtr(), and riempiVtr().

{
 complete () ;
// TH1F vettore ("vettore","vettore",10,-0.1,9.9);
// TH1F matrice ("matrice","matrice",100,-0.1,99.9);
 CLHEP::HepMatrix kaliMatrix (m_numberOfElements,m_numberOfElements) ;
// for (std::vector<double>::iterator it = m_kaliVector.begin();
//       it!= m_kaliVector.end();++it)
//   vettore.Fill(it-m_kaliVector.begin(),*it);
 riempiMtr (m_kaliMatrix , kaliMatrix) ;
// for (std::vector<double>::iterator it = m_kaliMatrix.begin();
//       it!= m_kaliMatrix.end();++it)
//   matrice.Fill(it-m_kaliMatrix.begin(),*it);
//  TFile f ("fileInteressante.root","RECREATE");
//  vettore.Write();
// matrice.Write();
 CLHEP::HepVector kaliVector (m_numberOfElements) ;
 riempiVtr (m_kaliVector , kaliVector) ;
 //PG linear system solution
 CLHEP::HepVector result = CLHEP::solve (kaliMatrix,kaliVector) ;
  for (int i = 0 ; i < kaliVector.num_row () ; ++i)
 if (result.normsq () < min * kaliVector.num_row () ||
     result.normsq () > max * kaliVector.num_row ()) 
   {
   if (usingBlockSolver)  
     {
        edm::LogWarning ("IML") << "using  blocSlover " << std::endl ;
        BlockSolver() (kaliMatrix,kaliVector,result) ;
     }
   else 
     {
       edm::LogWarning ("IML") <<"coeff out of range " <<std::endl;
       for (int i = 0 ; i < kaliVector.num_row () ; ++i)
             result[i] = 1. ;
     }
   }
 fillMap(result);
 return 0;
}

Member Data Documentation

std::vector<double> IMACalibBlock::m_kaliMatrix

private

matrix for the chi2 inversion

Definition at line 59 of file IMACalibBlock.h.

Referenced by complete(), Fill(), reset(), and solve().

std::vector<double> IMACalibBlock::m_kaliVector

private

vector for the chi2 inversion

Definition at line 57 of file IMACalibBlock.h.

Referenced by Fill(), reset(), and solve().