Stores the steps in a Markov Chain of points.

Allows user to access the weight and NLL value (if applicable) with which a point was added to the MarkovChain.

Definition at line 53 of file MarkovChain.h.

Public Member Functions
	MarkovChain ()

	MarkovChain (RooArgSet &parameters)

	MarkovChain (const char name, const char title, RooArgSet &parameters)

virtual void	Add (RooArgSet &entry, Double_t nllValue, Double_t weight=1.0)
	safely add an entry to the chain More...

virtual void	AddFast (RooArgSet &entry, Double_t nllValue, Double_t weight=1.0)
	add an entry to the chain ONLY IF you have constructed with parameters or called SetParameters More...

virtual void	AddWithBurnIn (MarkovChain &otherChain, Int_t burnIn=0)
	add another markov chain More...

virtual void	Add (MarkovChain &otherChain, Double_t discardEntries=0.0)
	add another markov chain More...

virtual void	SetParameters (RooArgSet &parameters)
	set which of your parameters this chain should store More...

virtual Int_t	Size () const
	get the number of steps in the chain More...

virtual const RooArgSet *	Get (Int_t i) const
	get the entry at position i More...

virtual const RooArgSet *	Get () const
	get the entry at the current position More...

virtual Double_t	Weight () const
	get the weight of the current (last indexed) entry More...

virtual Double_t	Weight (Int_t i) const
	get the weight of entry at position i More...

virtual Double_t	NLL (Int_t i) const
	get the NLL value of entry at position i More...

virtual Double_t	NLL () const
	get the NLL value of the current (last indexed) entry More...

virtual RooDataSet *	GetAsDataSet (RooArgSet *whichVars=NULL) const
	get this MarkovChain as a RooDataSet whose entries contain the values of whichVars. More...

virtual RooDataSet *	GetAsDataSet (const RooCmdArg &arg1, const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none(), const RooCmdArg &arg6=RooCmdArg::none(), const RooCmdArg &arg7=RooCmdArg::none(), const RooCmdArg &arg8=RooCmdArg::none()) const
	Get a clone of the markov chain on which this interval is based as a RooDataSet. More...

virtual const RooDataSet *	GetAsConstDataSet () const

virtual RooDataHist *	GetAsDataHist (RooArgSet *whichVars=NULL) const
	get this MarkovChain as a RooDataHist whose entries contain the values of whichVars. More...

virtual RooDataHist *	GetAsDataHist (const RooCmdArg &arg1, const RooCmdArg &arg2=RooCmdArg::none(), const RooCmdArg &arg3=RooCmdArg::none(), const RooCmdArg &arg4=RooCmdArg::none(), const RooCmdArg &arg5=RooCmdArg::none(), const RooCmdArg &arg6=RooCmdArg::none(), const RooCmdArg &arg7=RooCmdArg::none(), const RooCmdArg &arg8=RooCmdArg::none()) const
	Get a clone of the markov chain on which this interval is based as a RooDataHist. More...

virtual THnSparse *	GetAsSparseHist (RooAbsCollection *whichVars=NULL) const
	Get a clone of the markov chain on which this interval is based as a sparse histogram. More...

virtual THnSparse *	GetAsSparseHist (RooAbsCollection &whichVars) const

virtual RooRealVar *	GetNLLVar () const
	get a clone of the NLL variable More...

virtual RooRealVar *	GetWeightVar () const
	get a clone of the weight variable More...

virtual	~MarkovChain ()

Public Member Functions inherited from TNamed
	TNamed ()

	TNamed (const char name, const char title)

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

	TNamed (const TNamed &named)

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

virtual	~TNamed ()

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

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

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

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

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

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

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

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

virtual Bool_t	IsSortable () const

virtual void	SetName (const char *name)
	Change (i.e. More...

virtual void	SetNameTitle (const char name, const char title)
	Change (i.e. set) all the TNamed parameters (name and title). More...

virtual void	SetTitle (const char *title="")
	Change (i.e. set) the title of the TNamed. More...

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

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

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

Public Member Functions inherited from TObject
	TObject ()

	TObject (const TObject &object)
	TObject copy ctor. More...

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

virtual	~TObject ()
	TObject destructor. More...

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

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

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

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

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

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

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

virtual TObject *	DrawClone (Option_t *option="") const
	Draw a clone of this object in the current pad. More...

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

virtual void	Execute (const char method, const char params, Int_t *error=0)
	Execute method on this object with the given parameter string, e.g. More...

virtual void	Execute (TMethod method, TObjArray params, Int_t *error=0)
	Execute method on this object with parameters stored in the TObjArray. More...

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

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

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

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

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

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

virtual Option_t *	GetOption () const

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

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

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

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

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

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

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

Bool_t	IsOnHeap () const

Bool_t	IsZombie () const

virtual Bool_t	Notify ()
	This method must be overridden to handle object notification. More...

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

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

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

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

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

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

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

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

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

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

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

void *	operator new (size_t sz)

void *	operator new[] (size_t sz)

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

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

void	operator delete (void *ptr)
	Operator delete. More...

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

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

void	SetBit (UInt_t f)

void	ResetBit (UInt_t f)

Bool_t	TestBit (UInt_t f) const

Int_t	TestBits (UInt_t f) const

void	InvertBit (UInt_t f)

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

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

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

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

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

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

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). More...

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

Protected Member Functions
	ClassDef (MarkovChain, 1)

Protected Member Functions inherited from TObject
void	MakeZombie ()

virtual void	DoError (int level, const char location, const char fmt, va_list va) const
	Interface to ErrorHandler (protected). More...

Protected Attributes
RooArgSet *	fParameters

RooArgSet *	fDataEntry

RooDataSet *	fChain

RooRealVar *	fNLL

RooRealVar *	fWeight

Protected Attributes inherited from TNamed
TString	fName

TString	fTitle

Additional Inherited Members
Public Types inherited from TObject
enum	EStatusBits { kCanDelete = BIT(0), kMustCleanup = BIT(3), kObjInCanvas = BIT(3), kIsReferenced = BIT(4), kHasUUID = BIT(5), kCannotPick = BIT(6), kNoContextMenu = BIT(8), kInvalidObject = BIT(13) }

enum	{ kIsOnHeap = 0x01000000, kNotDeleted = 0x02000000, kZombie = 0x04000000, kBitMask = 0x00ffffff }

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

Static Public Member Functions inherited from TObject
static Long_t	GetDtorOnly ()
	Return destructor only flag. More...

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

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

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

#include <RooStats/MarkovChain.h>

Inheritance diagram for RooStats::MarkovChain:

Collaboration diagram for RooStats::MarkovChain:

Constructor & Destructor Documentation

MarkovChain::MarkovChain ( )

Definition at line 58 of file MarkovChain.cxx.

MarkovChain::MarkovChain ( RooArgSet & parameters )

Definition at line 68 of file MarkovChain.cxx.

MarkovChain::MarkovChain	(	const char *	name,
		const char *	title,
		RooArgSet &	parameters
	)

Definition at line 79 of file MarkovChain.cxx.

virtual RooStats::MarkovChain::~MarkovChain ( )

inlinevirtual

Definition at line 130 of file MarkovChain.h.

Member Function Documentation

void MarkovChain::Add	(	RooArgSet &	entry,
		Double_t	nllValue,
		Double_t	weight = `1.0`
	)

virtual

safely add an entry to the chain

Definition at line 115 of file MarkovChain.cxx.

Referenced by RooStats::MetropolisHastings::ConstructChain().

void MarkovChain::Add	(	MarkovChain &	otherChain,
		Double_t	discardEntries = `0.0`
	)

virtual

add another markov chain

Definition at line 141 of file MarkovChain.cxx.

void MarkovChain::AddFast	(	RooArgSet &	entry,
		Double_t	nllValue,
		Double_t	weight = `1.0`
	)

virtual

add an entry to the chain ONLY IF you have constructed with parameters or called SetParameters

Definition at line 158 of file MarkovChain.cxx.

Referenced by Add(), and AddWithBurnIn().

void MarkovChain::AddWithBurnIn	(	MarkovChain &	otherChain,
		Int_t	burnIn = `0`
	)

virtual

add another markov chain

Definition at line 127 of file MarkovChain.cxx.

RooStats::MarkovChain::ClassDef	(	MarkovChain	,
		1
	)

protected

virtual const RooArgSet* RooStats::MarkovChain::Get ( Int_t i ) const

inlinevirtual

get the entry at position i

Definition at line 74 of file MarkovChain.h.

Referenced by Add(), AddWithBurnIn(), RooStats::MCMCIntervalPlot::DrawChainScatter(), and RooStats::MCMCIntervalPlot::DrawParameterVsTime().

virtual const RooArgSet* RooStats::MarkovChain::Get ( ) const

inlinevirtual

get the entry at the current position

Definition at line 76 of file MarkovChain.h.

virtual const RooDataSet* RooStats::MarkovChain::GetAsConstDataSet ( ) const

inlinevirtual

Definition at line 100 of file MarkovChain.h.

RooDataHist * MarkovChain::GetAsDataHist ( RooArgSet * whichVars = NULL ) const

virtual

get this MarkovChain as a RooDataHist whose entries contain the values of whichVars.

Call with whichVars = NULL (default) to get values of all variables (including NLL value and weight); Note: caller owns the returned data hist

Definition at line 195 of file MarkovChain.cxx.

RooDataHist * MarkovChain::GetAsDataHist	(	const RooCmdArg &	arg1,
		const RooCmdArg &	arg2 = `RooCmdArg::none()`,
		const RooCmdArg &	arg3 = `RooCmdArg::none()`,
		const RooCmdArg &	arg4 = `RooCmdArg::none()`,
		const RooCmdArg &	arg5 = `RooCmdArg::none()`,
		const RooCmdArg &	arg6 = `RooCmdArg::none()`,
		const RooCmdArg &	arg7 = `RooCmdArg::none()`,
		const RooCmdArg &	arg8 = `RooCmdArg::none()`
	)		const

virtual

Get a clone of the markov chain on which this interval is based as a RooDataHist.

You own the returned RooDataHist*

Definition at line 213 of file MarkovChain.cxx.

RooDataSet * MarkovChain::GetAsDataSet ( RooArgSet * whichVars = NULL ) const

virtual

get this MarkovChain as a RooDataSet whose entries contain the values of whichVars.

Call with whichVars = NULL (default) to get values of all variables (including NLL value and weight); Note: caller owns the returned data set

Definition at line 168 of file MarkovChain.cxx.

RooDataSet * MarkovChain::GetAsDataSet	(	const RooCmdArg &	arg1,
		const RooCmdArg &	arg2 = `RooCmdArg::none()`,
		const RooCmdArg &	arg3 = `RooCmdArg::none()`,
		const RooCmdArg &	arg4 = `RooCmdArg::none()`,
		const RooCmdArg &	arg5 = `RooCmdArg::none()`,
		const RooCmdArg &	arg6 = `RooCmdArg::none()`,
		const RooCmdArg &	arg7 = `RooCmdArg::none()`,
		const RooCmdArg &	arg8 = `RooCmdArg::none()`
	)		const

virtual

Get a clone of the markov chain on which this interval is based as a RooDataSet.

You own the returned RooDataSet*

Definition at line 186 of file MarkovChain.cxx.

THnSparse * MarkovChain::GetAsSparseHist ( RooAbsCollection * whichVars = NULL ) const

virtual

Get a clone of the markov chain on which this interval is based as a sparse histogram.

You own the returned THnSparse*

Definition at line 226 of file MarkovChain.cxx.

Referenced by GetAsSparseHist().

virtual THnSparse* RooStats::MarkovChain::GetAsSparseHist ( RooAbsCollection & whichVars ) const

inlinevirtual

Definition at line 119 of file MarkovChain.h.

virtual RooRealVar* RooStats::MarkovChain::GetNLLVar ( ) const

inlinevirtual

get a clone of the NLL variable

Definition at line 123 of file MarkovChain.h.

virtual RooRealVar* RooStats::MarkovChain::GetWeightVar ( ) const

inlinevirtual

get a clone of the weight variable

Definition at line 127 of file MarkovChain.h.

Double_t MarkovChain::NLL ( Int_t i ) const

virtual

get the NLL value of entry at position i

Definition at line 276 of file MarkovChain.cxx.

Referenced by Add(), AddWithBurnIn(), RooStats::MCMCIntervalPlot::DrawNLLHist(), and RooStats::MCMCIntervalPlot::DrawNLLVsTime().

Double_t MarkovChain::NLL ( ) const

virtual

get the NLL value of the current (last indexed) entry

Definition at line 284 of file MarkovChain.cxx.

void MarkovChain::SetParameters ( RooArgSet & parameters )

virtual

set which of your parameters this chain should store

Definition at line 90 of file MarkovChain.cxx.

Referenced by Add(), AddWithBurnIn(), RooStats::MetropolisHastings::ConstructChain(), and MarkovChain().

virtual Int_t RooStats::MarkovChain::Size ( ) const

inlinevirtual

get the number of steps in the chain

Definition at line 72 of file MarkovChain.h.

Referenced by Add(), AddWithBurnIn(), RooStats::MetropolisHastings::ConstructChain(), RooStats::MCMCIntervalPlot::DrawChainScatter(), RooStats::MCMCIntervalPlot::DrawNLLHist(), RooStats::MCMCIntervalPlot::DrawNLLVsTime(), RooStats::MCMCIntervalPlot::DrawParameterVsTime(), and RooStats::MCMCIntervalPlot::DrawWeightHist().

Double_t MarkovChain::Weight ( ) const

virtual

get the weight of the current (last indexed) entry

Definition at line 292 of file MarkovChain.cxx.

Referenced by Add(), AddWithBurnIn(), RooStats::MCMCIntervalPlot::DrawNLLHist(), RooStats::MCMCIntervalPlot::DrawNLLVsTime(), RooStats::MCMCIntervalPlot::DrawParameterVsTime(), and RooStats::MCMCIntervalPlot::DrawWeightHist().

Double_t MarkovChain::Weight ( Int_t i ) const

virtual

get the weight of entry at position i

Definition at line 297 of file MarkovChain.cxx.

Member Data Documentation

RooDataSet* RooStats::MarkovChain::fChain

protected

Definition at line 140 of file MarkovChain.h.

Referenced by Add(), AddFast(), Get(), GetAsConstDataSet(), GetAsDataHist(), GetAsDataSet(), GetAsSparseHist(), MarkovChain(), NLL(), SetParameters(), Size(), Weight(), and ~MarkovChain().

RooArgSet* RooStats::MarkovChain::fDataEntry

protected

Definition at line 139 of file MarkovChain.h.

Referenced by Add(), AddFast(), GetAsDataSet(), MarkovChain(), SetParameters(), and ~MarkovChain().

RooRealVar* RooStats::MarkovChain::fNLL

protected

Definition at line 141 of file MarkovChain.h.

Referenced by Add(), AddFast(), GetNLLVar(), MarkovChain(), and SetParameters().

RooArgSet* RooStats::MarkovChain::fParameters

protected

Definition at line 138 of file MarkovChain.h.

Referenced by Add(), AddWithBurnIn(), GetAsDataHist(), GetAsSparseHist(), MarkovChain(), SetParameters(), and ~MarkovChain().

RooRealVar* RooStats::MarkovChain::fWeight

protected

Definition at line 142 of file MarkovChain.h.

Referenced by Add(), AddFast(), GetWeightVar(), MarkovChain(), and SetParameters().

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

roofit/roostats/inc/RooStats/MarkovChain.h
roofit/roostats/src/MarkovChain.cxx

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation