TMVA::TActivationRadial Class Reference

Radial basis activation function for ANN.

This really simple implementation uses TFormula and should probably be replaced with something more efficient later.

Definition at line 42 of file TActivationRadial.h.

Public Member Functions
	TActivationRadial ()
	constructor for gaussian with center 0, width 1 More...
	~TActivationRadial ()
	destructor More...
Double_t	Eval (Double_t arg)
	evaluate gaussian More...
Double_t	EvalDerivative (Double_t arg)
	evaluate derivative More...
TString	GetExpression ()
	get expressions for the gaussian 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/TActivationRadial.h>

Inheritance diagram for TMVA::TActivationRadial:

Constructor & Destructor Documentation

TActivationRadial()

TMVA::TActivationRadial::TActivationRadial

(

)

constructor for gaussian with center 0, width 1

Definition at line 48 of file TActivationRadial.cxx.

~TActivationRadial()

TMVA::TActivationRadial::~TActivationRadial

(

)

destructor

Definition at line 57 of file TActivationRadial.cxx.

Member Function Documentation

Eval()

Double_t TMVA::TActivationRadial::Eval ( Double_t  arg )

virtual

evaluate gaussian

Implements TMVA::TActivation.

Definition at line 66 of file TActivationRadial.cxx.

EvalDerivative()

Double_t TMVA::TActivationRadial::EvalDerivative ( Double_t  arg )

virtual

evaluate derivative

Implements TMVA::TActivation.

Definition at line 75 of file TActivationRadial.cxx.

GetExpression()

TString TMVA::TActivationRadial::GetExpression ( )

virtual

get expressions for the gaussian and its derivatives

Implements TMVA::TActivation.

Definition at line 84 of file TActivationRadial.cxx.

GetMax()

Double_t TMVA::TActivationRadial::GetMax ( )

inlinevirtual

Implements TMVA::TActivation.

Definition at line 59 of file TActivationRadial.h.

GetMin()

Double_t TMVA::TActivationRadial::GetMin ( )

inlinevirtual

Implements TMVA::TActivation.

Definition at line 56 of file TActivationRadial.h.

MakeFunction()

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

virtual

writes the sigmoid activation function source code

Implements TMVA::TActivation.

Definition at line 102 of file TActivationRadial.cxx.

Member Data Documentation

fEqn

TFormula* TMVA::TActivationRadial::fEqn

private

Definition at line 69 of file TActivationRadial.h.

fEqnDerivative

TFormula* TMVA::TActivationRadial::fEqnDerivative

private

Definition at line 70 of file TActivationRadial.h.

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

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