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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 36 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.
 
 ~HybridPlot ()
 Destructor.
 
void Draw (const char *options="")
 Draw on current pad.
 
void DumpToFile (const char *RootFileName, const char *options)
 All the objects are written to rootfile.
 
void DumpToImage (const char *filename)
 Write an image on disk.
 
double GetBCenter (double n_sigmas=1, bool display=false)
 Get B histo center.
 
TH1FGetBhisto ()
 Get B histo.
 
doubleGetBIntExtremes (double frac)
 Get B histo integration extremes to obtain the requested area fraction call delete [] res to release memory.
 
double GetBmean ()
 Get B histo mean.
 
double GetBrms ()
 Get B histo RMS.
 
TVirtualPadGetCanvas ()
 Get the pad (or canvas) where it has been drawn.
 
double GetHistoCenter (TH1 *histo, double n_rms=1, bool display_result=false)
 Get the center of the histo.
 
doubleGetHistoPvals (TH1 *histo, double percentage)
 Get the "effective sigmas" of the histo, call delete [] res to release memory.
 
double GetMedian (TH1 *histo)
 Get the median of an histogram.
 
double GetSBCenter (double n_sigmas=1, bool display=false)
 Get SB histo center.
 
TH1FGetSBhisto ()
 Get B histo.
 
doubleGetSBIntExtremes (double frac)
 Get SB histo integration extremes to obtain the requested area fraction call delete [] res to release memory.
 
double GetSBmean ()
 Get SB histo mean.
 
double GetSBrms ()
 Get SB histo RMS.
 
- 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.
 
virtual void Clear (Option_t *option="")
 Set name and title to empty strings ("").
 
virtual TObjectClone (const char *newname="") const
 Make a clone of an object using the Streamer facility.
 
virtual Int_t Compare (const TObject *obj) const
 Compare two TNamed objects.
 
virtual void Copy (TObject &named) const
 Copy this to obj.
 
virtual void FillBuffer (char *&buffer)
 Encode TNamed into output buffer.
 
virtual const char * GetName () const
 Returns name of object.
 
virtual const char * GetTitle () const
 Returns title of object.
 
virtual ULong_t Hash () const
 Return hash value for this object.
 
virtual Bool_t IsSortable () const
 
virtual void ls (Option_t *option="") const
 List TNamed name and title.
 
TNamedoperator= (const TNamed &rhs)
 TNamed assignment operator.
 
virtual void Print (Option_t *option="") const
 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.
 
- 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 DrawClass () const
 Draw class inheritance tree of the class to which this object belongs.
 
virtual TObjectDrawClone (Option_t *option="") const
 Draw a clone of this object in the current selected pad for instance with: gROOT->SetSelectedPad(gPad).
 
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=0)
 Execute method on this object with the given parameter string, e.g.
 
virtual void Execute (TMethod *method, TObjArray *params, Int_t *error=0)
 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 TObjectFindObject (const char *name) const
 Must be redefined in derived classes.
 
virtual TObjectFindObject (const TObject *obj) const
 Must be redefined in derived classes.
 
virtual Option_tGetDrawOption () 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_tGetOption () 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 [].
 
voidoperator new (size_t sz)
 
voidoperator new (size_t sz, void *vp)
 
voidoperator new[] (size_t sz)
 
voidoperator new[] (size_t sz, void *vp)
 
TObjectoperator= (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.
 
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=0, Int_t option=0, Int_t bufsize=0)
 Write this object to the current directory.
 
virtual Int_t Write (const char *name=0, Int_t option=0, Int_t bufsize=0) const
 Write this object to the current directory.
 

Private Attributes

TH1FfB_histo
 
TH1FfB_histo_shaded
 
TLinefData_testStat_line
 
TLegendfLegend
 
TVirtualPadfPad
 
TH1FfSb_histo
 
TH1FfSb_histo_shaded
 
bool fVerbose
 

Additional Inherited Members

- Public Types inherited from TObject
enum  {
  kIsOnHeap = 0x01000000 , kNotDeleted = 0x02000000 , kZombie = 0x04000000 , kInconsistent = 0x08000000 ,
  kBitMask = 0x00ffffff
}
 
enum  { kSingleKey = BIT(0) , kOverwrite = BIT(1) , kWriteDelete = BIT(2) }
 
enum  EDeprecatedStatusBits { kObjInCanvas = BIT(3) }
 
enum  EStatusBits {
  kCanDelete = BIT(0) , kMustCleanup = BIT(3) , kIsReferenced = BIT(4) , kHasUUID = BIT(5) ,
  kCannotPick = BIT(6) , kNoContextMenu = BIT(8) , kInvalidObject = BIT(13)
}
 
- Static Public Member Functions inherited from TObject
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.
 
- Protected Types inherited from TObject
enum  { kOnlyPrepStep = BIT(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 <RooStats/HybridPlot.h>

Inheritance diagram for RooStats::HybridPlot:
[legend]

Constructor & Destructor Documentation

◆ HybridPlot()

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.

HybridPlot constructor.

Definition at line 42 of file HybridPlot.cxx.

◆ ~HybridPlot()

HybridPlot::~HybridPlot ( )

Destructor.

destructor

Definition at line 124 of file HybridPlot.cxx.

Member Function Documentation

◆ Draw()

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

Draw on current pad.

draw the S+B and B histogram in the current canvas

Reimplemented from TObject.

Definition at line 138 of file HybridPlot.cxx.

◆ DumpToFile()

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

All the objects are written to rootfile.

Definition at line 198 of file HybridPlot.cxx.

◆ DumpToImage()

void HybridPlot::DumpToImage ( const char *  filename)

Write an image on disk.

Definition at line 226 of file HybridPlot.cxx.

◆ GetBCenter()

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

Get B histo center.

Definition at line 68 of file HybridPlot.h.

◆ GetBhisto()

TH1F * RooStats::HybridPlot::GetBhisto ( )
inline

Get B histo.

Definition at line 65 of file HybridPlot.h.

◆ GetBIntExtremes()

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

Get B histo integration extremes to obtain the requested area fraction call delete [] res to release memory.

Definition at line 73 of file HybridPlot.h.

◆ GetBmean()

double RooStats::HybridPlot::GetBmean ( )
inline

Get B histo mean.

Definition at line 59 of file HybridPlot.h.

◆ GetBrms()

double RooStats::HybridPlot::GetBrms ( )
inline

Get B histo RMS.

Definition at line 62 of file HybridPlot.h.

◆ GetCanvas()

TVirtualPad * RooStats::HybridPlot::GetCanvas ( )
inline

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

Definition at line 95 of file HybridPlot.h.

◆ GetHistoCenter()

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 239 of file HybridPlot.cxx.

◆ GetHistoPvals()

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

Get the "effective sigmas" of the histo, call delete [] res to release memory.

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

Definition at line 302 of file HybridPlot.cxx.

◆ GetMedian()

double HybridPlot::GetMedian ( TH1 histo)

Get the median of an histogram.

Definition at line 352 of file HybridPlot.cxx.

◆ GetSBCenter()

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

Get SB histo center.

Definition at line 80 of file HybridPlot.h.

◆ GetSBhisto()

TH1F * RooStats::HybridPlot::GetSBhisto ( )
inline

Get B histo.

Definition at line 92 of file HybridPlot.h.

◆ GetSBIntExtremes()

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

Get SB histo integration extremes to obtain the requested area fraction call delete [] res to release memory.

Definition at line 88 of file HybridPlot.h.

◆ GetSBmean()

double RooStats::HybridPlot::GetSBmean ( )
inline

Get SB histo mean.

Definition at line 77 of file HybridPlot.h.

◆ GetSBrms()

double RooStats::HybridPlot::GetSBrms ( )
inline

Get SB histo RMS.

Definition at line 84 of file HybridPlot.h.

Member Data Documentation

◆ fB_histo

TH1F* RooStats::HybridPlot::fB_histo
private

Definition at line 114 of file HybridPlot.h.

◆ fB_histo_shaded

TH1F* RooStats::HybridPlot::fB_histo_shaded
private

Definition at line 115 of file HybridPlot.h.

◆ fData_testStat_line

TLine* RooStats::HybridPlot::fData_testStat_line
private

Definition at line 116 of file HybridPlot.h.

◆ fLegend

TLegend* RooStats::HybridPlot::fLegend
private

Definition at line 117 of file HybridPlot.h.

◆ fPad

TVirtualPad* RooStats::HybridPlot::fPad
private

Definition at line 118 of file HybridPlot.h.

◆ fSb_histo

TH1F* RooStats::HybridPlot::fSb_histo
private

Definition at line 112 of file HybridPlot.h.

◆ fSb_histo_shaded

TH1F* RooStats::HybridPlot::fSb_histo_shaded
private

Definition at line 113 of file HybridPlot.h.

◆ fVerbose

bool RooStats::HybridPlot::fVerbose
private

Definition at line 119 of file HybridPlot.h.

Libraries for RooStats::HybridPlot:

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