Synapse class used by TMVA artificial neural network methods.

Definition at line 42 of file TSynapse.h.

Public Member Functions
	TSynapse ()
	constructor

virtual	~TSynapse ()
	destructor

void	AdjustWeight ()
	adjust the weight based on the error field all ready calculated by CalculateDelta

void	CalculateDelta ()
	calculate/adjust the error field for this synapse

void	DecayLearningRate (Double_t rate)

Double_t	GetDEDw ()

Double_t	GetDelta ()

Double_t	GetLearningRate ()

Double_t	GetWeight ()

Double_t	GetWeightedDelta ()
	get error field of post-neuron weighted by synapse weight

Double_t	GetWeightedValue ()
	get output of pre-neuron weighted by synapse weight

void	InitDelta ()

virtual TClass *	IsA () const

void	SetDEDw (Double_t DEDw)

void	SetLearningRate (Double_t rate)

void	SetPostNeuron (TNeuron *post)

void	SetPreNeuron (TNeuron *pre)

void	SetWeight (Double_t weight)
	set synapse weight

virtual void	Streamer (TBuffer &)
	Stream an object of class TObject.

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Public Member Functions inherited from TObject
	TObject ()
	TObject constructor.

	TObject (const TObject &object)
	TObject copy ctor.

virtual	~TObject ()
	TObject destructor.

void	AbstractMethod (const char *method) const
	Use this method to implement an "abstract" method that you don't want to leave purely abstract.

virtual void	AppendPad (Option_t *option="")
	Append graphics object to current pad.

virtual void	Browse (TBrowser *b)
	Browse object. May be overridden for another default action.

ULong_t	CheckedHash ()
	Check and record whether this class has a consistent Hash/RecursiveRemove setup (*) and then return the regular Hash value for this object.

virtual const char *	ClassName () const
	Returns name of class to which the object belongs.

virtual void	Clear (Option_t *="")

virtual TObject *	Clone (const char *newname="") const
	Make a clone of an object using the Streamer facility.

virtual Int_t	Compare (const TObject *obj) const
	Compare abstract method.

virtual void	Copy (TObject &object) const
	Copy this to obj.

virtual void	Delete (Option_t *option="")
	Delete this object.

virtual Int_t	DistancetoPrimitive (Int_t px, Int_t py)
	Computes distance from point (px,py) to the object.

virtual void	Draw (Option_t *option="")
	Default Draw method for all objects.

virtual void	DrawClass () const
	Draw class inheritance tree of the class to which this object belongs.

virtual TObject *	DrawClone (Option_t *option="") const
	Draw a clone of this object in the current selected pad with: `gROOT->SetSelectedPad(c1)`.

virtual void	Dump () const
	Dump contents of object on stdout.

virtual void	Error (const char method, const char msgfmt,...) const
	Issue error message.

virtual void	Execute (const char method, const char params, Int_t *error=nullptr)
	Execute method on this object with the given parameter string, e.g.

virtual void	Execute (TMethod method, TObjArray params, Int_t *error=nullptr)
	Execute method on this object with parameters stored in the TObjArray.

virtual void	ExecuteEvent (Int_t event, Int_t px, Int_t py)
	Execute action corresponding to an event at (px,py).

virtual void	Fatal (const char method, const char msgfmt,...) const
	Issue fatal error message.

virtual TObject *	FindObject (const char *name) const
	Must be redefined in derived classes.

virtual TObject *	FindObject (const TObject *obj) const
	Must be redefined in derived classes.

virtual Option_t *	GetDrawOption () const
	Get option used by the graphics system to draw this object.

virtual const char *	GetIconName () const
	Returns mime type name of object.

virtual const char *	GetName () const
	Returns name of object.

virtual char *	GetObjectInfo (Int_t px, Int_t py) const
	Returns string containing info about the object at position (px,py).

virtual Option_t *	GetOption () const

virtual const char *	GetTitle () const
	Returns title of object.

virtual UInt_t	GetUniqueID () const
	Return the unique object id.

virtual Bool_t	HandleTimer (TTimer *timer)
	Execute action in response of a timer timing out.

virtual ULong_t	Hash () const
	Return hash value for this object.

Bool_t	HasInconsistentHash () const
	Return true is the type of this object is known to have an inconsistent setup for Hash and RecursiveRemove (i.e.

virtual void	Info (const char method, const char msgfmt,...) const
	Issue info message.

virtual Bool_t	InheritsFrom (const char *classname) const
	Returns kTRUE if object inherits from class "classname".

virtual Bool_t	InheritsFrom (const TClass *cl) const
	Returns kTRUE if object inherits from TClass cl.

virtual void	Inspect () const
	Dump contents of this object in a graphics canvas.

void	InvertBit (UInt_t f)

Bool_t	IsDestructed () const
	IsDestructed.

virtual Bool_t	IsEqual (const TObject *obj) const
	Default equal comparison (objects are equal if they have the same address in memory).

virtual Bool_t	IsFolder () const
	Returns kTRUE in case object contains browsable objects (like containers or lists of other objects).

R__ALWAYS_INLINE Bool_t	IsOnHeap () const

virtual Bool_t	IsSortable () const

R__ALWAYS_INLINE Bool_t	IsZombie () const

virtual void	ls (Option_t *option="") const
	The ls function lists the contents of a class on stdout.

void	MayNotUse (const char *method) const
	Use this method to signal that a method (defined in a base class) may not be called in a derived class (in principle against good design since a child class should not provide less functionality than its parent, however, sometimes it is necessary).

virtual Bool_t	Notify ()
	This method must be overridden to handle object notification (the base implementation is no-op).

void	Obsolete (const char method, const char asOfVers, const char *removedFromVers) const
	Use this method to declare a method obsolete.

void	operator delete (void *ptr)
	Operator delete.

void	operator delete (void ptr, void vp)
	Only called by placement new when throwing an exception.

void	operator delete[] (void *ptr)
	Operator delete [].

void	operator delete[] (void ptr, void vp)
	Only called by placement new[] when throwing an exception.

void *	operator new (size_t sz)

void *	operator new (size_t sz, void *vp)

void *	operator new[] (size_t sz)

void *	operator new[] (size_t sz, void *vp)

TObject &	operator= (const TObject &rhs)
	TObject assignment operator.

virtual void	Paint (Option_t *option="")
	This method must be overridden if a class wants to paint itself.

virtual void	Pop ()
	Pop on object drawn in a pad to the top of the display list.

virtual void	Print (Option_t *option="") const
	This method must be overridden when a class wants to print itself.

virtual Int_t	Read (const char *name)
	Read contents of object with specified name from the current directory.

virtual void	RecursiveRemove (TObject *obj)
	Recursively remove this object from a list.

void	ResetBit (UInt_t f)

virtual void	SaveAs (const char filename="", Option_t option="") const
	Save this object in the file specified by filename.

virtual void	SavePrimitive (std::ostream &out, Option_t *option="")
	Save a primitive as a C++ statement(s) on output stream "out".

void	SetBit (UInt_t f)

void	SetBit (UInt_t f, Bool_t set)
	Set or unset the user status bits as specified in f.

virtual void	SetDrawOption (Option_t *option="")
	Set drawing option for object.

virtual void	SetUniqueID (UInt_t uid)
	Set the unique object id.

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

virtual void	SysError (const char method, const char msgfmt,...) const
	Issue system error message.

R__ALWAYS_INLINE Bool_t	TestBit (UInt_t f) const

Int_t	TestBits (UInt_t f) const

virtual void	UseCurrentStyle ()
	Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked.

virtual void	Warning (const char method, const char msgfmt,...) const
	Issue warning message.

virtual Int_t	Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0)
	Write this object to the current directory.

virtual Int_t	Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0) const
	Write this object to the current directory.

Static Public Member Functions
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Static Public Member Functions inherited from TObject
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

static Longptr_t	GetDtorOnly ()
	Return destructor only flag.

static Bool_t	GetObjectStat ()
	Get status of object stat flag.

static void	SetDtorOnly (void *obj)
	Set destructor only flag.

static void	SetObjectStat (Bool_t stat)
	Turn on/off tracking of objects in the TObjectTable.

Private Member Functions
MsgLogger &	Log () const

Private Attributes
Int_t	fCount
	number of updates contributing to error field

Double_t	fDEDw
	sum of deltas

Double_t	fDelta
	local error field

Double_t	fLearnRate
	learning rate parameter

TNeuron *	fPostNeuron
	pointer to post-neuron

TNeuron *	fPreNeuron
	pointer to pre-neuron

Double_t	fWeight
	weight of the synapse

Additional Inherited Members
Public Types inherited from TObject
enum	{ kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 , kBitMask = 0x00ffffff }

enum	{ kSingleKey = (1ULL << ( 0 )) , kOverwrite = (1ULL << ( 1 )) , kWriteDelete = (1ULL << ( 2 )) }

enum	EDeprecatedStatusBits { kObjInCanvas = (1ULL << ( 3 )) }

enum	EStatusBits { kCanDelete = (1ULL << ( 0 )) , kMustCleanup = (1ULL << ( 3 )) , kIsReferenced = (1ULL << ( 4 )) , kHasUUID = (1ULL << ( 5 )) , kCannotPick = (1ULL << ( 6 )) , kNoContextMenu = (1ULL << ( 8 )) , kInvalidObject = (1ULL << ( 13 )) }

Protected Types inherited from TObject
enum	{ kOnlyPrepStep = (1ULL << ( 3 )) }

Protected Member Functions inherited from TObject
virtual void	DoError (int level, const char location, const char fmt, va_list va) const
	Interface to ErrorHandler (protected).

void	MakeZombie ()

#include <TMVA/TSynapse.h>

Inheritance diagram for TMVA::TSynapse:

[legend]

Constructor & Destructor Documentation

◆ TSynapse()

TMVA::TSynapse::TSynapse ( )

constructor

Definition at line 46 of file TSynapse.cxx.

◆ ~TSynapse()

TMVA::TSynapse::~TSynapse ( )

virtual

destructor

Definition at line 61 of file TSynapse.cxx.

Member Function Documentation

◆ AdjustWeight()

void TMVA::TSynapse::AdjustWeight ( )

adjust the weight based on the error field all ready calculated by CalculateDelta

Definition at line 98 of file TSynapse.cxx.

◆ CalculateDelta()

void TMVA::TSynapse::CalculateDelta ( )

calculate/adjust the error field for this synapse

Definition at line 108 of file TSynapse.cxx.

◆ Class()

static TClass * TMVA::TSynapse::Class ( )

static

Returns: TClass describing this class

◆ Class_Name()

static const char * TMVA::TSynapse::Class_Name ( )

static

Returns: Name of this class

◆ Class_Version()

static constexpr Version_t TMVA::TSynapse::Class_Version ( )

inlinestaticconstexpr

Returns: Version of this class

Definition at line 101 of file TSynapse.h.

◆ DecayLearningRate()

void TMVA::TSynapse::DecayLearningRate ( Double_t rate )

inline

Definition at line 62 of file TSynapse.h.

◆ DeclFileName()

static const char * TMVA::TSynapse::DeclFileName ( )

inlinestatic

Returns: Name of the file containing the class declaration

Definition at line 101 of file TSynapse.h.

◆ GetDEDw()

Double_t TMVA::TSynapse::GetDEDw ( )

inline

Definition at line 86 of file TSynapse.h.

◆ GetDelta()

Double_t TMVA::TSynapse::GetDelta ( )

inline

Definition at line 87 of file TSynapse.h.

◆ GetLearningRate()

Double_t TMVA::TSynapse::GetLearningRate ( )

inline

Definition at line 59 of file TSynapse.h.

◆ GetWeight()

Double_t TMVA::TSynapse::GetWeight ( )

inline

Definition at line 53 of file TSynapse.h.

◆ GetWeightedDelta()

Double_t TMVA::TSynapse::GetWeightedDelta ( )

get error field of post-neuron weighted by synapse weight

Definition at line 87 of file TSynapse.cxx.

◆ GetWeightedValue()

Double_t TMVA::TSynapse::GetWeightedValue ( )

get output of pre-neuron weighted by synapse weight

Definition at line 76 of file TSynapse.cxx.

◆ InitDelta()

void TMVA::TSynapse::InitDelta ( )

inline

Definition at line 83 of file TSynapse.h.

◆ IsA()

virtual TClass * TMVA::TSynapse::IsA ( ) const

inlinevirtual

Returns: TClass describing current object

Reimplemented from TObject.

Definition at line 101 of file TSynapse.h.

◆ Log()

TMVA::MsgLogger & TMVA::TSynapse::Log ( ) const

private

Definition at line 116 of file TSynapse.cxx.

◆ SetDEDw()

void TMVA::TSynapse::SetDEDw ( Double_t DEDw )

inline

Definition at line 85 of file TSynapse.h.

◆ SetLearningRate()

void TMVA::TSynapse::SetLearningRate ( Double_t rate )

inline

Definition at line 56 of file TSynapse.h.

◆ SetPostNeuron()

void TMVA::TSynapse::SetPostNeuron ( TNeuron * post )

inline

Definition at line 68 of file TSynapse.h.

◆ SetPreNeuron()

void TMVA::TSynapse::SetPreNeuron ( TNeuron * pre )

inline

Definition at line 65 of file TSynapse.h.

◆ SetWeight()

void TMVA::TSynapse::SetWeight ( Double_t weight )

set synapse weight

Definition at line 68 of file TSynapse.cxx.

◆ Streamer()

virtual void TMVA::TSynapse::Streamer ( TBuffer & R__b )

virtual

Stream an object of class TObject.

Reimplemented from TObject.

◆ StreamerNVirtual()

void TMVA::TSynapse::StreamerNVirtual ( TBuffer & ClassDef_StreamerNVirtual_b )

inline

Definition at line 101 of file TSynapse.h.

Member Data Documentation

◆ fCount

Int_t TMVA::TSynapse::fCount

private

number of updates contributing to error field

Definition at line 95 of file TSynapse.h.

◆ fDEDw

Double_t TMVA::TSynapse::fDEDw

private

sum of deltas

Definition at line 94 of file TSynapse.h.

◆ fDelta

Double_t TMVA::TSynapse::fDelta

private

local error field

Definition at line 93 of file TSynapse.h.

◆ fLearnRate

Double_t TMVA::TSynapse::fLearnRate

private

learning rate parameter

Definition at line 92 of file TSynapse.h.

◆ fPostNeuron

TNeuron* TMVA::TSynapse::fPostNeuron

private

pointer to post-neuron

Definition at line 97 of file TSynapse.h.

◆ fPreNeuron

TNeuron* TMVA::TSynapse::fPreNeuron

private

pointer to pre-neuron

Definition at line 96 of file TSynapse.h.

◆ fWeight

Double_t TMVA::TSynapse::fWeight

private

weight of the synapse

Definition at line 91 of file TSynapse.h.

Libraries for TMVA::TSynapse:

[legend]

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

tmva/tmva/inc/TMVA/TSynapse.h
tmva/tmva/src/TSynapse.cxx

Public Member Functions

Static Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ TSynapse()

◆ ~TSynapse()

Member Function Documentation

◆ AdjustWeight()

◆ CalculateDelta()

◆ Class()

◆ Class_Name()

◆ Class_Version()

◆ DecayLearningRate()

◆ DeclFileName()

◆ GetDEDw()

◆ GetDelta()

◆ GetLearningRate()

◆ GetWeight()

◆ GetWeightedDelta()

◆ GetWeightedValue()

◆ InitDelta()

◆ IsA()

◆ Log()

◆ SetDEDw()

◆ SetLearningRate()

◆ SetPostNeuron()

◆ SetPreNeuron()

◆ SetWeight()

◆ Streamer()

◆ StreamerNVirtual()

Member Data Documentation

◆ fCount

◆ fDEDw

◆ fDelta

◆ fLearnRate

◆ fPostNeuron

◆ fPreNeuron

◆ fWeight