TMVA::TActivationSigmoid Class Reference

Definition at line 48 of file TActivationSigmoid.h.

Public Member Functions
	TActivationSigmoid ()
	constructor for sigmoid normalized in [0,1] More...
	~TActivationSigmoid ()
	destructor More...
Double_t	Eval (Double_t arg)
	evaluate the sigmoid More...
Double_t	EvalDerivative (Double_t arg)
	evaluate the derivative of the sigmoid More...
TString	GetExpression ()
	get expressions for the sigmoid and its derivatives More...
Double_t	GetMax ()
Double_t	GetMin ()
virtual void	MakeFunction (std::ostream &fout, const TString &fncName)
	writes the sigmoid activation function source code More...
Public Member Functions inherited from TMVA::TActivation
	TActivation ()
virtual	~TActivation ()

Private Attributes
TFormula *	fEqn
TFormula *	fEqnDerivative

#include <TMVA/TActivationSigmoid.h>

Inheritance diagram for TMVA::TActivationSigmoid:

Constructor & Destructor Documentation

TActivationSigmoid()

TMVA::TActivationSigmoid::TActivationSigmoid

(

)

constructor for sigmoid normalized in [0,1]

Definition at line 49 of file TActivationSigmoid.cxx.

~TActivationSigmoid()

TMVA::TActivationSigmoid::~TActivationSigmoid

(

)

destructor

Definition at line 59 of file TActivationSigmoid.cxx.

Member Function Documentation

Eval()

Double_t TMVA::TActivationSigmoid::Eval ( Double_t  arg )

virtual

evaluate the sigmoid

Implements TMVA::TActivation.

Definition at line 68 of file TActivationSigmoid.cxx.

EvalDerivative()

Double_t TMVA::TActivationSigmoid::EvalDerivative ( Double_t  arg )

virtual

evaluate the derivative of the sigmoid

Implements TMVA::TActivation.

Definition at line 79 of file TActivationSigmoid.cxx.

GetExpression()

TString TMVA::TActivationSigmoid::GetExpression ( )

virtual

get expressions for the sigmoid and its derivatives

Implements TMVA::TActivation.

Definition at line 90 of file TActivationSigmoid.cxx.

GetMax()

Double_t TMVA::TActivationSigmoid::GetMax ( )

inlinevirtual

Implements TMVA::TActivation.

Definition at line 65 of file TActivationSigmoid.h.

GetMin()

Double_t TMVA::TActivationSigmoid::GetMin ( )

inlinevirtual

Implements TMVA::TActivation.

Definition at line 62 of file TActivationSigmoid.h.

MakeFunction()

void TMVA::TActivationSigmoid::MakeFunction ( std::ostream &  fout, const TString &  fncName  )

virtual

writes the sigmoid activation function source code

Implements TMVA::TActivation.

Definition at line 108 of file TActivationSigmoid.cxx.

Member Data Documentation

fEqn

TFormula* TMVA::TActivationSigmoid::fEqn

private

Definition at line 75 of file TActivationSigmoid.h.

fEqnDerivative

TFormula* TMVA::TActivationSigmoid::fEqnDerivative

private

Definition at line 76 of file TActivationSigmoid.h.

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The documentation for this class was generated from the following files:

• tmva/tmva/inc/TMVA/TActivationSigmoid.h
• tmva/tmva/src/TActivationSigmoid.cxx