Wrapper around MINUIT.

Definition at line 46 of file MinuitWrapper.h.

Public Member Functions
	MinuitWrapper (IFitterTarget &target, Int_t maxpar)
	constructor

virtual	~MinuitWrapper ()

void	Clear (Option_t *=nullptr)
	reset the fitter environment

TObject *	Clone (char const *) const
	produces a clone of this MinuitWrapper

Int_t	Eval (Int_t, Double_t , Double_t &, Double_t , Int_t)
	std::vector<Double_t> parameters( npar );

Int_t	ExecuteCommand (const char command, Double_t args, Int_t nargs)
	Execute a fitter command; command : command string args : list of nargs command arguments.

Int_t	GetErrors (Int_t ipar, Double_t &eplus, Double_t &eminus, Double_t &eparab, Double_t &globcc)
	return current errors for a parameter

Int_t	GetStats (Double_t &amin, Double_t &edm, Double_t &errdef, Int_t &nvpar, Int_t &nparx)
	return global fit parameters

virtual TClass *	IsA () const

void	SetFitterTarget (IFitterTarget &target)

Int_t	SetParameter (Int_t ipar, const char *parname, Double_t value, Double_t verr, Double_t vlow, Double_t vhigh)
	set initial values for a parameter

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

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Public Member Functions inherited from TMinuit
	TMinuit ()
	Minuit normal constructor.

	TMinuit (Int_t maxpar)
	Minuit normal constructor.

	~TMinuit () override
	Minuit default destructor.

virtual void	BuildArrays (Int_t maxpar=15)
	Create internal Minuit arrays for the maxpar parameters.

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

virtual Int_t	Command (const char *command)
	Execute a Minuit command.

virtual TObject *	Contour (Int_t npoints=10, Int_t pa1=0, Int_t pa2=1)
	Creates a TGraph object describing the n-sigma contour of a TMinuit fit.

virtual Int_t	DefineParameter (Int_t parNo, const char *name, Double_t initVal, Double_t initErr, Double_t lowerLimit, Double_t upperLimit)
	Define a parameter.

virtual void	DeleteArrays ()
	Delete internal Minuit arrays.

virtual Int_t	FixParameter (Int_t parNo)
	fix a parameter

Int_t	GetMaxIterations () const

TMethodCall *	GetMethodCall () const

virtual Int_t	GetNumFixedPars () const
	returns the number of currently fixed parameters

virtual Int_t	GetNumFreePars () const
	returns the number of currently free parameters

virtual Int_t	GetNumPars () const
	returns the total number of parameters that have been defined as fixed or free.

TObject *	GetObjectFit () const

virtual Int_t	GetParameter (Int_t parNo, Double_t &currentValue, Double_t &currentError) const
	return parameter value and error

virtual TObject *	GetPlot () const

Int_t	GetStatus () const

TClass *	IsA () const override

virtual Int_t	Migrad ()
	invokes the MIGRAD minimizer

virtual void	mnamin ()
	Initialize AMIN.

virtual void	mnbins (Double_t a1, Double_t a2, Int_t naa, Double_t &bl, Double_t &bh, Int_t &nb, Double_t &bwid)
	Compute reasonable histogram intervals.

virtual void	mncalf (Double_t *pvec, Double_t &ycalf)
	Transform FCN to find further minima.

virtual void	mncler ()
	Resets the parameter list to UNDEFINED.

virtual void	mncntr (Int_t ke1, Int_t ke2, Int_t &ierrf)
	Print function contours in two variables, on line printer.

virtual void	mncomd (const char *crdbin, Int_t &icondn)
	Reads a command string and executes.

virtual void	mncont (Int_t ke1, Int_t ke2, Int_t nptu, Double_t xptu, Double_t yptu, Int_t &ierrf)
	Find points along a contour where FCN is minimum.

virtual void	mncrck (TString crdbuf, Int_t maxcwd, TString &comand, Int_t &lnc, Int_t mxp, Double_t *plist, Int_t &llist, Int_t &ierr, Int_t isyswr)
	Cracks the free-format input.

virtual void	mncros (Double_t &aopt, Int_t &iercr)
	Find point where MNEVAL=AMIN+UP.

virtual void	mncuve ()
	Makes sure that the current point is a local minimum.

virtual void	mnderi ()
	Calculates the first derivatives of FCN (GRD)

virtual void	mndxdi (Double_t pint, Int_t ipar, Double_t &dxdi)
	Calculates the transformation factor between ext/internal values.

virtual void	mneig (Double_t a, Int_t ndima, Int_t n, Int_t mits, Double_t work, Double_t precis, Int_t &ifault)
	Compute matrix eigen values.

virtual void	mnemat (Double_t *emat, Int_t ndim)
	Calculates the external error matrix from the internal matrix.

virtual void	mnerrs (Int_t number, Double_t &eplus, Double_t &eminus, Double_t &eparab, Double_t &gcc)
	Utility routine to get MINOS errors.

virtual void	mneval (Double_t anext, Double_t &fnext, Int_t &ierev)
	Evaluates the function being analysed by MNCROS.

virtual void	mnexcm (const char comand, Double_t plist, Int_t llist, Int_t &ierflg)
	Interprets a command and takes appropriate action.

virtual void	mnexin (Double_t *pint)
	Transforms the external parameter values U to internal values.

virtual void	mnfixp (Int_t iint, Int_t &ierr)
	Removes parameter IINT from the internal parameter list.

virtual void	mnfree (Int_t k)
	Restores one or more fixed parameter(s) to variable status.

virtual void	mngrad ()
	Interprets the SET GRAD command.

virtual void	mnhelp (const char *command="")
	interface to Minuit help

virtual void	mnhelp (TString comd)
	HELP routine for MINUIT interactive commands.

virtual void	mnhes1 ()
	Calculate first derivatives (GRD) and uncertainties (DGRD)

virtual void	mnhess ()
	Calculates the full second-derivative matrix of FCN.

virtual void	mnimpr ()
	Attempts to improve on a good local minimum.

virtual void	mninex (Double_t *pint)
	Transforms from internal coordinates (PINT) to external (U)

virtual void	mninit (Int_t i1, Int_t i2, Int_t i3)
	Main initialization member function for MINUIT.

virtual void	mnlims ()
	Interprets the SET LIM command, to reset the parameter limits.

virtual void	mnline (Double_t start, Double_t fstart, Double_t step, Double_t slope, Double_t toler)
	Perform a line search from position START.

virtual void	mnmatu (Int_t kode)
	Prints the covariance matrix v when KODE=1.

virtual void	mnmigr ()
	Performs a local function minimization.

virtual void	mnmnos ()
	Performs a MINOS error analysis.

virtual void	mnmnot (Int_t ilax, Int_t ilax2, Double_t &val2pl, Double_t &val2mi)
	Performs a MINOS error analysis on one parameter.

virtual void	mnparm (Int_t k, TString cnamj, Double_t uk, Double_t wk, Double_t a, Double_t b, Int_t &ierflg)
	Implements one parameter definition.

virtual void	mnpars (TString &crdbuf, Int_t &icondn)
	Implements one parameter definition.

virtual void	mnpfit (Double_t parx2p, Double_t pary2p, Int_t npar2p, Double_t *coef2p, Double_t &sdev2p)
	To fit a parabola to npar2p points.

virtual void	mnpint (Double_t &pexti, Int_t i, Double_t &pinti)
	Calculates the internal parameter value PINTI.

virtual void	mnplot (Double_t xpt, Double_t ypt, char *chpt, Int_t nxypt, Int_t npagwd, Int_t npagln)
	Plots points in array xypt onto one page with labelled axes.

virtual void	mnpout (Int_t iuext, TString &chnam, Double_t &val, Double_t &err, Double_t &xlolim, Double_t &xuplim, Int_t &iuint) const
	Provides the user with information concerning the current status.

virtual void	mnprin (Int_t inkode, Double_t fval)
	Prints the values of the parameters at the time of the call.

virtual void	mnpsdf ()
	Calculates the eigenvalues of v to see if positive-def.

virtual void	mnrazz (Double_t ynew, Double_t pnew, Double_t y, Int_t &jh, Int_t &jl)
	Called only by MNSIMP (and MNIMPR) to add a new point.

virtual void	mnrn15 (Double_t &val, Int_t &inseed)
	This is a super-portable random number generator.

virtual void	mnrset (Int_t iopt)
	Resets function value and errors to UNDEFINED.

virtual void	mnsave ()
	Writes current parameter values and step sizes onto file ISYSSA.

virtual void	mnscan ()
	Scans the values of FCN as a function of one parameter.

virtual void	mnseek ()
	Performs a rough (but global) minimization by monte carlo search.

virtual void	mnset ()
	Interprets the commands that start with SET and SHOW.

virtual void	mnsimp ()
	Minimization using the simplex method of Nelder and Mead.

virtual void	mnstat (Double_t &fmin, Double_t &fedm, Double_t &errdef, Int_t &npari, Int_t &nparx, Int_t &istat)
	Returns concerning the current status of the minimization.

virtual void	mntiny (Double_t epsp1, Double_t &epsbak)
	To find the machine precision.

Bool_t	mnunpt (TString &cfname)
	Returns .TRUE.

virtual void	mnvert (Double_t *a, Int_t l, Int_t m, Int_t n, Int_t &ifail)
	Inverts a symmetric matrix.

virtual void	mnwarn (const char copt, const char corg, const char *cmes)
	Prints Warning messages.

virtual void	mnwerr ()
	Calculates the WERR, external parameter errors.

virtual Int_t	Release (Int_t parNo)
	release a parameter

virtual Int_t	SetErrorDef (Double_t up)
	To get the n-sigma contour the error def parameter "up" has to set to n^2.

virtual void	SetFCN (void(fcn)(Int_t &, Double_t , Double_t &f, Double_t *, Int_t))
	To set the address of the minimization function.

virtual void	SetGraphicsMode (Bool_t mode=kTRUE)

virtual void	SetMaxIterations (Int_t maxiter=500)

virtual void	SetObjectFit (TObject *obj)

virtual Int_t	SetPrintLevel (Int_t printLevel=0)
	set Minuit print level.

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

void	StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b)

Public Member Functions inherited from TNamed
	TNamed ()

	TNamed (const char name, const char title)

	TNamed (const TNamed &named)
	TNamed copy ctor.

	TNamed (const TString &name, const TString &title)

virtual	~TNamed ()
	TNamed destructor.

void	Clear (Option_t *option="") override
	Set name and title to empty strings ("").

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

Int_t	Compare (const TObject *obj) const override
	Compare two TNamed objects.

void	Copy (TObject &named) const override
	Copy this to obj.

virtual void	FillBuffer (char *&buffer)
	Encode TNamed into output buffer.

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

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

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

TClass *	IsA () const override

Bool_t	IsSortable () const override

void	ls (Option_t *option="") const override
	List TNamed name and title.

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

void	Print (Option_t *option="") const override
	Print TNamed name and title.

virtual void	SetName (const char *name)
	Set the name of the TNamed.

virtual void	SetNameTitle (const char name, const char title)
	Set all the TNamed parameters (name and title).

virtual void	SetTitle (const char *title="")
	Set the title of the TNamed.

virtual Int_t	Sizeof () const
	Return size of the TNamed part of the TObject.

void	Streamer (TBuffer &) override
	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	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 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 UInt_t	GetUniqueID () const
	Return the unique object id.

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

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

R__ALWAYS_INLINE Bool_t	IsZombie () const

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.

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)
	Operator delete [].

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 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 TMinuit
static TClass *	Class ()

static const char *	Class_Name ()

static constexpr Version_t	Class_Version ()

static const char *	DeclFileName ()

Static Public Member Functions inherited from TNamed
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 Attributes
IFitterTarget &	fFitterTarget
	fitter Target

Int_t	fNumPar
	number of parameters

std::vector< Double_t >	fParameters
	vector holding the current parameters

Additional Inherited Members
Public Types inherited from TMinuit
enum	{ kMAXWARN =100 }

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 )) }

Public Attributes inherited from TMinuit
Double_t *	fAlim

Double_t	fAmin

Double_t	fApsi

Double_t	fBigedm

Double_t *	fBlim

TString	fCfrom

char *	fChpt

Double_t *	fCOMDplist

Double_t *	fCONTgcc

Double_t *	fCONTw

TString	fCovmes [4]

TString *	fCpnam
	Character to be plotted at the X,Y contour positions.

TString	fCstatu

TString	fCtitl

TString	fCundef

TString	fCvrsn

TString	fCword

Double_t	fDcovar

Double_t *	fDgrd

Double_t *	fDirin

Double_t *	fDirins

Double_t	fEDM

Int_t	fEmpty

Double_t	fEpsi

Double_t	fEpsma2

Double_t	fEpsmac

Double_t *	fErn

Double_t *	fErp

void(*	fFCN )(Int_t &npar, Double_t gin, Double_t &f, Double_t u, Int_t flag)

Double_t *	fFIXPyy

Double_t	fFval3

Double_t *	fG2

Double_t *	fG2s

Double_t *	fGin

Double_t *	fGlobcc

Double_t *	fGRADgf

Bool_t	fGraphicsMode

Double_t *	fGrd

Double_t *	fGrds

Double_t *	fGstep

Double_t *	fGsteps

Double_t *	fHESSyy

Int_t	fIcirc [2]

Int_t	fIcomnd

Int_t	fIdbg [11]

Double_t *	fIMPRdsav

Double_t *	fIMPRy

Int_t *	fIpfix

Int_t	fIstkrd [10]

Int_t	fIstkwr [10]

Int_t	fIstrat

Int_t	fISW [7]

Int_t	fIsysrd

Int_t	fIsyssa

Int_t	fIsyswr

Int_t	fItaur

Int_t	fKe1cr

Int_t	fKe2cr

Bool_t	fLimset

Bool_t	fLnewmn

Bool_t	fLnolim

Bool_t	fLphead

Bool_t	fLrepor

Bool_t	fLwarn

Double_t *	fMATUvline

Int_t	fMaxcpt

Int_t	fMaxext

Int_t	fMaxint

Int_t	fMaxIterations

Int_t	fMaxpar

Int_t	fMaxpar1

Int_t	fMaxpar2

Int_t	fMaxpar5

TMethodCall *	fMethodCall

Double_t *	fMIGRflnu

Double_t *	fMIGRgs

Double_t *	fMIGRstep

Double_t *	fMIGRvg

Double_t *	fMIGRxxs

Double_t *	fMNOTgcc

Double_t *	fMNOTw

Double_t *	fMNOTxdev

Int_t	fNblock

Int_t	fNewpag

Int_t *	fNexofi

Int_t	fNfcn

Int_t	fNfcnfr

Int_t	fNfcnlc

Int_t	fNfcnmx

Int_t	fNfcwar [20]

Int_t *	fNiofex

Int_t	fNpagln

Int_t	fNpagwd

Int_t	fNpar

Int_t	fNpfix

Int_t	fNstkrd

Int_t	fNstkwr

Int_t	fNu

Int_t *	fNvarl

Int_t	fNwrmes [2]

TObject *	fObjectFit

TString	fOrigin [kMAXWARN]

Double_t *	fP

Double_t *	fPARSplist

Double_t *	fPbar

TObject *	fPlot

Double_t *	fPrho

Double_t *	fPSDFs

Double_t *	fPstar

Double_t *	fPstst

Double_t *	fSEEKxbest

Double_t *	fSEEKxmid

Double_t *	fSIMPy

Int_t	fStatus

Double_t *	fU

Double_t	fUndefi

Double_t	fUp

Double_t	fUpdflt

Double_t *	fVERTpp

Double_t *	fVERTq

Double_t *	fVERTs

Double_t *	fVhmat

Double_t	fVlimhi

Double_t	fVlimlo

Double_t *	fVthmat

TString	fWarmes [kMAXWARN]

Double_t *	fWerr

Double_t *	fWord7

Double_t *	fX

Double_t	fXdircr

Double_t	fXmidcr

Double_t *	fXpt

Double_t *	fXs

Double_t *	fXt

Double_t *	fXts

Double_t	fYdircr

Double_t	fYmidcr

Double_t *	fYpt

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 ()

Protected Attributes inherited from TNamed
TString	fName

TString	fTitle

#include <TMVA/MinuitWrapper.h>

Inheritance diagram for TMVA::MinuitWrapper:

[legend]

Constructor & Destructor Documentation

◆ MinuitWrapper()

TMVA::MinuitWrapper::MinuitWrapper	(	IFitterTarget &	target,
		Int_t	maxpar
	)

constructor

Definition at line 38 of file MinuitWrapper.cxx.

◆ ~MinuitWrapper()

virtual TMVA::MinuitWrapper::~MinuitWrapper ( )

inlinevirtual

Definition at line 51 of file MinuitWrapper.h.

Member Function Documentation

◆ Class()

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

static

Returns: TClass describing this class

◆ Class_Name()

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

static

Returns: Name of this class

◆ Class_Version()

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

inlinestaticconstexpr

Returns: Version of this class

Definition at line 69 of file MinuitWrapper.h.

◆ Clear()

void TMVA::MinuitWrapper::Clear ( Option_t * = nullptr )

virtual

reset the fitter environment

Reimplemented from TObject.

Definition at line 74 of file MinuitWrapper.cxx.

◆ Clone()

TObject * TMVA::MinuitWrapper::Clone ( char const * newname ) const

virtual

produces a clone of this MinuitWrapper

Reimplemented from TObject.

Definition at line 132 of file MinuitWrapper.cxx.

◆ DeclFileName()

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

inlinestatic

Returns: Name of the file containing the class declaration

Definition at line 69 of file MinuitWrapper.h.

◆ Eval()

Int_t TMVA::MinuitWrapper::Eval	(	Int_t	,
		Double_t *	,
		Double_t &	f,
		Double_t *	par,
		Int_t
	)

virtual

std::vector<Double_t> parameters( npar );

Reimplemented from TMinuit.

Definition at line 51 of file MinuitWrapper.cxx.

◆ ExecuteCommand()

Int_t TMVA::MinuitWrapper::ExecuteCommand	(	const char *	command,
		Double_t *	args,
		Int_t	nargs
	)

Execute a fitter command; command : command string args : list of nargs command arguments.

Definition at line 64 of file MinuitWrapper.cxx.

◆ GetErrors()

Int_t TMVA::MinuitWrapper::GetErrors	(	Int_t	ipar,
		Double_t &	eplus,
		Double_t &	eminus,
		Double_t &	eparab,
		Double_t &	globcc
	)

return current errors for a parameter

ipar : parameter number
eplus : upper error
eminus : lower error
eparab : parabolic error
globcc : global correlation coefficient

Definition at line 105 of file MinuitWrapper.cxx.

◆ GetStats()

Int_t TMVA::MinuitWrapper::GetStats	(	Double_t &	amin,
		Double_t &	edm,
		Double_t &	errdef,
		Int_t &	nvpar,
		Int_t &	nparx
	)

return global fit parameters

amin : chisquare
edm : estimated distance to minimum
errdef
nvpar : number of variable parameters
nparx : total number of parameters

Definition at line 90 of file MinuitWrapper.cxx.

◆ IsA()

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

inlinevirtual

Returns: TClass describing current object

Reimplemented from TObject.

Definition at line 69 of file MinuitWrapper.h.

◆ SetFitterTarget()

void TMVA::MinuitWrapper::SetFitterTarget ( IFitterTarget & target )

inline

Definition at line 54 of file MinuitWrapper.h.

◆ SetParameter()

Int_t TMVA::MinuitWrapper::SetParameter	(	Int_t	ipar,
		const char *	parname,
		Double_t	value,
		Double_t	verr,
		Double_t	vlow,
		Double_t	vhigh
	)

set initial values for a parameter

ipar : parameter number
parname : parameter name
value : initial parameter value
verr : initial error for this parameter
vlow : lower value for the parameter
vhigh : upper value for the parameter

Definition at line 121 of file MinuitWrapper.cxx.

◆ Streamer()

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

virtual

Stream an object of class TObject.

Reimplemented from TObject.

◆ StreamerNVirtual()

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

inline

Definition at line 69 of file MinuitWrapper.h.

Member Data Documentation

◆ fFitterTarget

IFitterTarget& TMVA::MinuitWrapper::fFitterTarget

private

fitter Target

Definition at line 65 of file MinuitWrapper.h.

◆ fNumPar

Int_t TMVA::MinuitWrapper::fNumPar

private

number of parameters

Definition at line 67 of file MinuitWrapper.h.

◆ fParameters

std::vector<Double_t> TMVA::MinuitWrapper::fParameters

private

vector holding the current parameters

Definition at line 66 of file MinuitWrapper.h.

Libraries for TMVA::MinuitWrapper:

[legend]

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

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

Public Member Functions

Static Public Member Functions

Private Attributes

Additional Inherited Members

Constructor & Destructor Documentation

◆ MinuitWrapper()

◆ ~MinuitWrapper()

Member Function Documentation

◆ Class()

◆ Class_Name()

◆ Class_Version()

◆ Clear()

◆ Clone()

◆ DeclFileName()

◆ Eval()

◆ ExecuteCommand()

◆ GetErrors()

◆ GetStats()

◆ IsA()

◆ SetFitterTarget()

◆ SetParameter()

◆ Streamer()

◆ StreamerNVirtual()

Member Data Documentation

◆ fFitterTarget

◆ fNumPar

◆ fParameters