class TMVA::SdivSqrtSplusB: public TMVA::SeparationBase


 Implementation of the statistical significance as separation criterion

Index = #frac{S}{#sqrt{S+B}}

Function Members (Methods)

public:
virtual~SdivSqrtSplusB()
static TClass*Class()
TStringTMVA::SeparationBase::GetName()
Double_tTMVA::SeparationBase::GetSeparationGain(const Double_t& nSelS, const Double_t& nSelB, const Double_t& nTotS, const Double_t& nTotB)
virtual Double_tGetSeparationIndex(const Double_t& s, const Double_t& b)
virtual TClass*IsA() const
TMVA::SdivSqrtSplusB&operator=(const TMVA::SdivSqrtSplusB&)
TMVA::SdivSqrtSplusBSdivSqrtSplusB()
TMVA::SdivSqrtSplusBSdivSqrtSplusB(const TMVA::SdivSqrtSplusB& g)
virtual voidShowMembers(TMemberInspector& insp, char* parent)
virtual voidStreamer(TBuffer& b)
voidStreamerNVirtual(TBuffer& b)

Data Members

protected:
TStringTMVA::SeparationBase::fNamename of the concrete Separation Index impementation

Class Charts

Inheritance Inherited Members Includes Libraries
Class Charts

Function documentation

Double_t GetSeparationIndex(const Double_t& s, const Double_t& b)
 Index = S/sqrt(S+B)  (statistical significance)
SdivSqrtSplusB(const TMVA::SdivSqrtSplusB& g)
constructor for the "statistical significance" index
{ fName = "StatSig"; }
SdivSqrtSplusB(const TMVA::SdivSqrtSplusB& g)
 copy constructor
{}
virtual ~SdivSqrtSplusB()
destructor
{}

Author: Andreas Hoecker, Joerg Stelzer, Helge Voss, Kai Voss
Last change: root/tmva $Id: SdivSqrtSplusB.h 20882 2007-11-19 11:31:26Z rdm $
Last generated: 2008-06-25 08:48
Copyright (c) 2005: *
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