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MisClassificationError.cxx
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// @(#)root/tmva $Id$
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// Author: Andreas Hoecker, Joerg Stelzer, Helge Voss, Kai 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 : MisClassificationError *
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* *
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* *
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* Description: Implementation of the MisClassificationError as separation *
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* criterion: 1-max(p, 1-p) as
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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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* Helge Voss <Helge.Voss@cern.ch> - MPI-K Heidelberg, Germany *
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* Kai Voss <Kai.Voss@cern.ch> - U. of Victoria, Canada *
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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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* Heidelberg U., 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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* (see tmva/doc/LICENSE) *
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**********************************************************************************/
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/*! \class TMVA::MisClassificationError
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\ingroup TMVA
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Implementation of the MisClassificationError as separation criterion
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*/
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#include "
TMVA/MisClassificationError.h
"
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#include "
Rtypes.h
"
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ClassImp
(
TMVA::MisClassificationError
);
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////////////////////////////////////////////////////////////////////////////////
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/// Misclassification error criterion: 1-max(p, 1-p) (p: purity= s/(s+b))
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Double_t
TMVA::MisClassificationError::GetSeparationIndex
(
const
Double_t
s,
const
Double_t
b
)
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{
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if
( s+
b
<= 0)
return
0;
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Double_t
p
= s/(s+
b
);
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if
(
p
>= 1-
p
)
return
1-
p
;
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else
return
p
;
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}
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MisClassificationError.h
b
#define b(i)
Definition
RSha256.hxx:100
Rtypes.h
ClassImp
#define ClassImp(name)
Definition
Rtypes.h:382
p
winID h TVirtualViewer3D TVirtualGLPainter p
Definition
TGWin32VirtualGLProxy.cxx:51
TMVA::MisClassificationError
Implementation of the MisClassificationError as separation criterion.
Definition
MisClassificationError.h:46
TMVA::MisClassificationError::GetSeparationIndex
virtual Double_t GetSeparationIndex(const Double_t s, const Double_t b)
Misclassification error criterion: 1-max(p, 1-p) (p: purity= s/(s+b))
Definition
MisClassificationError.cxx:43
double
tmva
tmva
src
MisClassificationError.cxx
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