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Reference Guide
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VariableDecorrTransform.h
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// @(#)root/tmva $Id$
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// Author: Andreas Hoecker, Joerg Stelzer, Helge Voss
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/**********************************************************************************
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* Project: TMVA - a Root-integrated toolkit for multivariate data analysis *
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* Package: TMVA *
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* Class : VariableDecorrTransform *
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* Web : http://tmva.sourceforge.net *
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* *
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* Description: *
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* Decorrelation of input variables *
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* *
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* Authors (alphabetical): *
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* Andreas Hoecker <Andreas.Hocker@cern.ch> - CERN, Switzerland *
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* Joerg Stelzer <Joerg.Stelzer@cern.ch> - CERN, Switzerland *
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* Helge Voss <Helge.Voss@cern.ch> - MPI-K Heidelberg, Germany *
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* *
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* Copyright (c) 2005: *
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* CERN, Switzerland *
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* U. of Victoria, Canada *
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* MPI-K Heidelberg, Germany *
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* *
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* Redistribution and use in source and binary forms, with or without *
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* modification, are permitted according to the terms listed in LICENSE *
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* (http://tmva.sourceforge.net/LICENSE) *
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**********************************************************************************/
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#ifndef ROOT_TMVA_VariableDecorrTransform
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#define ROOT_TMVA_VariableDecorrTransform
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//////////////////////////////////////////////////////////////////////////
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// //
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// VariableDecorrTransform //
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// //
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// Linear interpolation class //
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// //
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//////////////////////////////////////////////////////////////////////////
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#include "
TMatrixDfwd.h
"
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#include "
TMatrixDSymfwd.h
"
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#include "
TMVA/VariableTransformBase.h
"
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#include <vector>
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namespace
TMVA
{
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class
VariableDecorrTransform
:
public
VariableTransformBase
{
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public
:
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VariableDecorrTransform
(
DataSetInfo
& dsi );
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virtual
~VariableDecorrTransform
(
void
);
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void
Initialize
();
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Bool_t
PrepareTransformation
(
const
std::vector<Event*>&);
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// virtual const Event* Transform(const Event* const, Types::ESBType type = Types::kMaxSBType) const;
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virtual
const
Event
*
Transform
(
const
Event
*
const
,
Int_t
cls )
const
;
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virtual
const
Event
*
InverseTransform
(
const
Event
*
const
,
Int_t
cls )
const
;
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void
WriteTransformationToStream
( std::ostream& )
const
;
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void
ReadTransformationFromStream
( std::istream&,
const
TString
& );
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virtual
void
AttachXMLTo
(
void
* parent);
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virtual
void
ReadFromXML
(
void
* trfnode );
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virtual
void
PrintTransformation
( std::ostream & o );
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// writer of function code
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virtual
void
MakeFunction
( std::ostream& fout,
const
TString
& fncName,
Int_t
part,
UInt_t
trCounter,
Int_t
cls );
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// provides string vector giving explicit transformation
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std::vector<TString>*
GetTransformationStrings
(
Int_t
cls )
const
;
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private
:
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// mutable Event* fTransformedEvent; ///<! local event copy
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std::vector<TMatrixD*>
fDecorrMatrices
;
///<! Decorrelation matrix [class0/class1/.../all classes]
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void
CalcSQRMats
(
const
std::vector< Event*>&,
Int_t
maxCls );
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std::vector<TMatrixDSym*>*
CalcCovarianceMatrices
(
const
std::vector<const Event*>& events,
Int_t
maxCls );
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ClassDef
(
VariableDecorrTransform
,0);
// Variable transformation: decorrelation
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};
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}
// namespace TMVA
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#endif
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ClassDef
#define ClassDef(name, id)
Definition
Rtypes.h:337
TMatrixDSymfwd.h
TMatrixDfwd.h
VariableTransformBase.h
TMVA::DataSetInfo
Class that contains all the data information.
Definition
DataSetInfo.h:62
TMVA::Event
Definition
Event.h:51
TMVA::VariableDecorrTransform
Linear interpolation class.
Definition
VariableDecorrTransform.h:49
TMVA::VariableDecorrTransform::PrintTransformation
virtual void PrintTransformation(std::ostream &o)
prints the transformation matrix
Definition
VariableDecorrTransform.cxx:413
TMVA::VariableDecorrTransform::MakeFunction
virtual void MakeFunction(std::ostream &fout, const TString &fncName, Int_t part, UInt_t trCounter, Int_t cls)
creates C++ code fragment of the decorrelation transform for inclusion in standalone C++ class
Definition
VariableDecorrTransform.cxx:425
TMVA::VariableDecorrTransform::~VariableDecorrTransform
virtual ~VariableDecorrTransform(void)
destructor
Definition
VariableDecorrTransform.cxx:65
TMVA::VariableDecorrTransform::fDecorrMatrices
std::vector< TMatrixD * > fDecorrMatrices
! Decorrelation matrix [class0/class1/.../all classes]
Definition
VariableDecorrTransform.h:80
TMVA::VariableDecorrTransform::PrepareTransformation
Bool_t PrepareTransformation(const std::vector< Event * > &)
calculate the decorrelation matrix and the normalization
Definition
VariableDecorrTransform.cxx:82
TMVA::VariableDecorrTransform::Initialize
void Initialize()
initialisation
Definition
VariableDecorrTransform.cxx:75
TMVA::VariableDecorrTransform::CalcCovarianceMatrices
std::vector< TMatrixDSym * > * CalcCovarianceMatrices(const std::vector< const Event * > &events, Int_t maxCls)
TMVA::VariableDecorrTransform::CalcSQRMats
void CalcSQRMats(const std::vector< Event * > &, Int_t maxCls)
compute square-root matrices for signal and background
Definition
VariableDecorrTransform.cxx:244
TMVA::VariableDecorrTransform::ReadFromXML
virtual void ReadFromXML(void *trfnode)
Read the transformation matrices from the xml node.
Definition
VariableDecorrTransform.cxx:322
TMVA::VariableDecorrTransform::GetTransformationStrings
std::vector< TString > * GetTransformationStrings(Int_t cls) const
creates string with variable transformations applied
Definition
VariableDecorrTransform.cxx:114
TMVA::VariableDecorrTransform::WriteTransformationToStream
void WriteTransformationToStream(std::ostream &) const
write the decorrelation matrix to the stream
Definition
VariableDecorrTransform.cxx:272
TMVA::VariableDecorrTransform::AttachXMLTo
virtual void AttachXMLTo(void *parent)
node attachment to parent
Definition
VariableDecorrTransform.cxx:295
TMVA::VariableDecorrTransform::Transform
virtual const Event * Transform(const Event *const, Int_t cls) const
apply the decorrelation transformation
Definition
VariableDecorrTransform.cxx:167
TMVA::VariableDecorrTransform::ReadTransformationFromStream
void ReadTransformationFromStream(std::istream &, const TString &)
Read the decorellation matrix from an input stream.
Definition
VariableDecorrTransform.cxx:369
TMVA::VariableDecorrTransform::InverseTransform
virtual const Event * InverseTransform(const Event *const, Int_t cls) const
apply the inverse decorrelation transformation ... TODO : ... build the inverse transformation
Definition
VariableDecorrTransform.cxx:233
TMVA::VariableTransformBase
Linear interpolation class.
Definition
VariableTransformBase.h:54
TString
Basic string class.
Definition
TString.h:139
bool
int
unsigned int
TMVA
create variable transformations
Definition
GeneticMinimizer.h:22
tmva
tmva
inc
TMVA
VariableDecorrTransform.h
ROOT v6-30 - Reference Guide Generated on Fri Aug 9 2024 10:45:18 (GVA Time) using Doxygen 1.9.8