TMVA::TActivationTanh Class Reference

Definition at line 48 of file TActivationTanh.h.

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

Private Member Functions
Double_t	fast_tanh (Double_t arg)
	a fast tanh approximation More...

Private Attributes
Bool_t	fFAST

#include <TMVA/TActivationTanh.h>

Inheritance diagram for TMVA::TActivationTanh:

Constructor & Destructor Documentation

TActivationTanh()

TMVA::TActivationTanh::TActivationTanh

(

)

constructor for tanh sigmoid (normalized in [-1,1])

Definition at line 47 of file TActivationTanh.cxx.

~TActivationTanh()

TMVA::TActivationTanh::~TActivationTanh

(

)

destructor

Definition at line 55 of file TActivationTanh.cxx.

Member Function Documentation

Eval()

Double_t TMVA::TActivationTanh::Eval ( Double_t  arg )

virtual

evaluate the tanh

Implements TMVA::TActivation.

Definition at line 74 of file TActivationTanh.cxx.

EvalDerivative()

Double_t TMVA::TActivationTanh::EvalDerivative ( Double_t  arg )

virtual

evaluate the derivative

Implements TMVA::TActivation.

Definition at line 82 of file TActivationTanh.cxx.

fast_tanh()

Double_t TMVA::TActivationTanh::fast_tanh ( Double_t  arg )

private

a fast tanh approximation

Definition at line 62 of file TActivationTanh.cxx.

GetExpression()

TString TMVA::TActivationTanh::GetExpression ( )

virtual

get expressions for the tanh and its derivative whatever that may be good for ...

Implements TMVA::TActivation.

Definition at line 92 of file TActivationTanh.cxx.

GetMax()

Double_t TMVA::TActivationTanh::GetMax ( )

inlinevirtual

Implements TMVA::TActivation.

Definition at line 65 of file TActivationTanh.h.

GetMin()

Double_t TMVA::TActivationTanh::GetMin ( )

inlinevirtual

Implements TMVA::TActivation.

Definition at line 62 of file TActivationTanh.h.

MakeFunction()

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

virtual

writes the sigmoid activation function source code

Implements TMVA::TActivation.

Definition at line 101 of file TActivationTanh.cxx.

SetSlow()

void TMVA::TActivationTanh::SetSlow ( )

inline

Definition at line 73 of file TActivationTanh.h.

Member Data Documentation

fFAST

Bool_t TMVA::TActivationTanh::fFAST

private

Definition at line 77 of file TActivationTanh.h.

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

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