RooStats::HybridPlot Class Reference

This class provides the plots for the result of a study performed with the HybridCalculatorOriginal class.

Authors: D. Piparo, G. Schott - Universitaet Karlsruhe

An example plot is available here: http://www-ekp.physik.uni-karlsruhe.de/~schott/roostats/hybridplot_example.png

Definition at line 53 of file HybridPlot.h.

Public Member Functions
	HybridPlot (const char *name, const char *title, const std::vector< double > &sb_values, const std::vector< double > &b_values, double testStat_data, int n_bins, bool verbosity=true)
	Constructor. More...
	~HybridPlot ()
	Destructor. More...
void	Draw (const char *options="")
	Draw on current pad. More...
void	DumpToFile (const char *RootFileName, const char *options)
	All the objects are written to rootfile. More...
double	GetBmean ()
	Get B histo mean. More...
double	GetBrms ()
	Get B histo RMS. More...
TH1F *	GetBhisto ()
	Get B histo. More...
double	GetBCenter (double n_sigmas=1, bool display=false)
	Get B histo center. More...
double *	GetBIntExtremes (double frac)
	Get B histo integration extremes to obtain the requested area fraction. More...
double	GetSBmean ()
	Get SB histo mean. More...
double	GetSBCenter (double n_sigmas=1, bool display=false)
	Get SB histo center. More...
double	GetSBrms ()
	Get SB histo RMS. More...
double *	GetSBIntExtremes (double frac)
	Get SB histo integration extremes to obtain the requested area fraction. More...
TH1F *	GetSBhisto ()
	Get B histo. More...
TVirtualPad *	GetCanvas ()
	Get the pad (or canvas) where it has been drawn. More...
void	DumpToImage (const char *filename)
	Write an image on disk. More...
double	GetHistoCenter (TH1 *histo, double n_rms=1, bool display_result=false)
	Get the center of the histo. More...
double *	GetHistoPvals (TH1 *histo, double percentage)
	Get the "effective sigmas" of the histo. More...
double	GetMedian (TH1 *histo)
	Get the median of an histogram. More...
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	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...

Private Attributes
TH1F *	fSb_histo
TH1F *	fSb_histo_shaded
TH1F *	fB_histo
TH1F *	fB_histo_shaded
TLine *	fData_testStat_line
TLegend *	fLegend
TVirtualPad *	fPad
bool	fVerbose

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...
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 inherited from TNamed
TString	fName
TString	fTitle

#include <RooStats/HybridPlot.h>

Inheritance diagram for RooStats::HybridPlot:

Collaboration diagram for RooStats::HybridPlot:

Constructor & Destructor Documentation

HybridPlot::HybridPlot	(	const char *	name,
		const char *	title,
		const std::vector< double > &	sb_values,
		const std::vector< double > &	b_values,
		double	testStat_data,
		int	n_bins,
		bool	verbosity = true
	)

Constructor.

Definition at line 33 of file HybridPlot.cxx.

HybridPlot::~HybridPlot

(

)

Destructor.

Definition at line 117 of file HybridPlot.cxx.

Member Function Documentation

void HybridPlot::Draw ( const char *  options = "" )

virtual

Draw on current pad.

Reimplemented from TObject.

Definition at line 131 of file HybridPlot.cxx.

void HybridPlot::DumpToFile	(	const char *	RootFileName,
		const char *	options
	)

All the objects are written to rootfile.

Definition at line 193 of file HybridPlot.cxx.

void HybridPlot::DumpToImage

(

const char *

filename

)

Write an image on disk.

Definition at line 220 of file HybridPlot.cxx.

double RooStats::HybridPlot::GetBCenter ( double  n_sigmas = 1, bool  display = false  )

inline

Get B histo center.

Definition at line 85 of file HybridPlot.h.

TH1F* RooStats::HybridPlot::GetBhisto ( )

inline

Get B histo.

Definition at line 82 of file HybridPlot.h.

double* RooStats::HybridPlot::GetBIntExtremes ( double  frac )

inline

Get B histo integration extremes to obtain the requested area fraction.

Definition at line 89 of file HybridPlot.h.

double RooStats::HybridPlot::GetBmean ( )

inline

Get B histo mean.

Definition at line 76 of file HybridPlot.h.

double RooStats::HybridPlot::GetBrms ( )

inline

Get B histo RMS.

Definition at line 79 of file HybridPlot.h.

TVirtualPad* RooStats::HybridPlot::GetCanvas ( )

inline

Get the pad (or canvas) where it has been drawn.

Definition at line 110 of file HybridPlot.h.

double HybridPlot::GetHistoCenter	(	TH1 *	histo_orig,
		double	n_rms = 1,
		bool	display_result = false
	)

Get the center of the histo.

Perform 2 times a gaussian fit to fetch the center of the histo.

To get the second fit range get an interval that tries to keep into account the skewness of the distribution.

Definition at line 238 of file HybridPlot.cxx.

Referenced by GetBCenter(), and GetSBCenter().

double * HybridPlot::GetHistoPvals	(	TH1 *	histo,
		double	percentage
	)

Get the "effective sigmas" of the histo.

We let an orizzontal bar go down and we stop when we have the integral equal to the desired one.

Definition at line 302 of file HybridPlot.cxx.

Referenced by GetBIntExtremes(), and GetSBIntExtremes().

double HybridPlot::GetMedian

(

TH1 *

histo

)

Get the median of an histogram.

Definition at line 353 of file HybridPlot.cxx.

double RooStats::HybridPlot::GetSBCenter ( double  n_sigmas = 1, bool  display = false  )

inline

Get SB histo center.

Definition at line 96 of file HybridPlot.h.

TH1F* RooStats::HybridPlot::GetSBhisto ( )

inline

Get B histo.

Definition at line 107 of file HybridPlot.h.

double* RooStats::HybridPlot::GetSBIntExtremes ( double  frac )

inline

Get SB histo integration extremes to obtain the requested area fraction.

Definition at line 103 of file HybridPlot.h.

double RooStats::HybridPlot::GetSBmean ( )

inline

Get SB histo mean.

Definition at line 93 of file HybridPlot.h.

double RooStats::HybridPlot::GetSBrms ( )

inline

Get SB histo RMS.

Definition at line 100 of file HybridPlot.h.

Member Data Documentation

TH1F* RooStats::HybridPlot::fB_histo

private

Definition at line 129 of file HybridPlot.h.

Referenced by GetBCenter(), GetBhisto(), GetBIntExtremes(), GetBmean(), and GetBrms().

TH1F* RooStats::HybridPlot::fB_histo_shaded

private

Definition at line 130 of file HybridPlot.h.

TLine* RooStats::HybridPlot::fData_testStat_line

private

Definition at line 131 of file HybridPlot.h.

TLegend* RooStats::HybridPlot::fLegend

private

Definition at line 132 of file HybridPlot.h.

TVirtualPad* RooStats::HybridPlot::fPad

private

Definition at line 133 of file HybridPlot.h.

Referenced by GetCanvas().

TH1F* RooStats::HybridPlot::fSb_histo

private

Definition at line 127 of file HybridPlot.h.

Referenced by GetSBCenter(), GetSBhisto(), GetSBIntExtremes(), GetSBmean(), and GetSBrms().

TH1F* RooStats::HybridPlot::fSb_histo_shaded

private

Definition at line 128 of file HybridPlot.h.

bool RooStats::HybridPlot::fVerbose

private

Definition at line 134 of file HybridPlot.h.

---

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

• roofit/roostats/inc/RooStats/HybridPlot.h
• roofit/roostats/src/HybridPlot.cxx