Class to perform cross validation, splitting the dataloader into folds.
Use html for explicit line breaking
Markdown links? class reference?
ce->BookMethod(dataloader, options);
ce->Evaluate();
Cross-evaluation will generate a new training and a test set dynamically from from K
folds. These K
folds are generated by splitting the input training set. The input test set is currently ignored.
This means that when you specify your DataSet you should include all events in your training set. One way of doing this would be the following:
dataloader->AddTree( signalTree, "cls1" );
dataloader->AddTree( background, "cls2" );
dataloader->PrepareTrainingAndTestTree( "", "", "nTest_cls1=1:nTest_cls2=1" );
Split Expression
See CVSplit documentation?
Definition at line 124 of file CrossValidation.h.
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| CrossValidation (TString jobName, TMVA::DataLoader *dataloader, TFile *outputFile, TString options) |
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| CrossValidation (TString jobName, TMVA::DataLoader *dataloader, TString options) |
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| ~CrossValidation () |
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void | Evaluate () |
| Does training, test set evaluation and performance evaluation of using cross-evalution.
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Factory & | GetFactory () |
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UInt_t | GetNumFolds () |
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const std::vector< CrossValidationResult > & | GetResults () const |
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TString | GetSplitExpr () |
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void | InitOptions () |
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virtual TClass * | IsA () const |
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void | ParseOptions () |
| Method to parse the internal option string.
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void | SetNumFolds (UInt_t i) |
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void | SetSplitExpr (TString splitExpr) |
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virtual void | Streamer (TBuffer &) |
| Stream an object of class TObject.
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void | StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b) |
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| ~Envelope () |
| Default destructor.
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virtual void | BookMethod (TString methodname, TString methodtitle, TString options="") |
| Method to book the machine learning method to perform the algorithm.
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virtual void | BookMethod (Types::EMVA method, TString methodtitle, TString options="") |
| Method to book the machine learning method to perform the algorithm.
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DataLoader * | GetDataLoader () |
| Method to get the pointer to TMVA::DataLoader object.
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TFile * | GetFile () |
| Method to get the pointer to TFile object.
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std::vector< OptionMap > & | GetMethods () |
| Method get the Booked methods in a option map object.
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Bool_t | HasMethod (TString methodname, TString methodtitle) |
| function to check methods booked
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Bool_t | IsModelPersistence () |
| Method to see if the algorithm model is saved in xml or serialized files.
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Bool_t | IsSilentFile () |
| Method to see if a file is available to save results.
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Bool_t | IsVerbose () |
| Method to see if the algorithm should print extra information.
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void | SetDataLoader (DataLoader *dalaloader) |
| Method to set the pointer to TMVA::DataLoader object.
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void | SetFile (TFile *file) |
| Method to set the pointer to TFile object, with a writable file.
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void | SetModelPersistence (Bool_t status=kTRUE) |
| Method enable model persistence, then algorithms model is saved in xml or serialized files.
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void | SetVerbose (Bool_t status) |
| Method enable print extra information in the algorithms.
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void | StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b) |
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| Configurable (const TString &theOption="") |
| constructor
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virtual | ~Configurable () |
| default destructor
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void | AddOptionsXMLTo (void *parent) const |
| write options to XML file
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template<class T > |
void | AddPreDefVal (const T &) |
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template<class T > |
void | AddPreDefVal (const TString &optname, const T &) |
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void | CheckForUnusedOptions () const |
| checks for unused options in option string
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template<class T > |
TMVA::OptionBase * | DeclareOptionRef (T &ref, const TString &name, const TString &desc) |
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template<class T > |
OptionBase * | DeclareOptionRef (T &ref, const TString &name, const TString &desc="") |
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template<class T > |
TMVA::OptionBase * | DeclareOptionRef (T *&ref, Int_t size, const TString &name, const TString &desc) |
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template<class T > |
OptionBase * | DeclareOptionRef (T *&ref, Int_t size, const TString &name, const TString &desc="") |
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const char * | GetConfigDescription () const |
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const char * | GetConfigName () const |
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const TString & | GetOptions () const |
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MsgLogger & | Log () const |
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void | PrintOptions () const |
| prints out the options set in the options string and the defaults
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void | ReadOptionsFromStream (std::istream &istr) |
| read option back from the weight file
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void | ReadOptionsFromXML (void *node) |
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void | SetConfigDescription (const char *d) |
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void | SetConfigName (const char *n) |
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void | SetMsgType (EMsgType t) |
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void | SetOptions (const TString &s) |
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void | StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b) |
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void | WriteOptionsToStream (std::ostream &o, const TString &prefix) const |
| write options to output stream (e.g. in writing the MVA weight files
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| TNamed () |
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| TNamed (const char *name, const char *title) |
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| TNamed (const TNamed &named) |
| TNamed copy ctor.
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| TNamed (const TString &name, const TString &title) |
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virtual | ~TNamed () |
| TNamed destructor.
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void | Clear (Option_t *option="") override |
| Set name and title to empty strings ("").
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TObject * | Clone (const char *newname="") const override |
| Make a clone of an object using the Streamer facility.
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Int_t | Compare (const TObject *obj) const override |
| Compare two TNamed objects.
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void | Copy (TObject &named) const override |
| Copy this to obj.
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virtual void | FillBuffer (char *&buffer) |
| Encode TNamed into output buffer.
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const char * | GetName () const override |
| Returns name of object.
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const char * | GetTitle () const override |
| Returns title of object.
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ULong_t | Hash () const override |
| Return hash value for this object.
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TClass * | IsA () const override |
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Bool_t | IsSortable () const override |
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void | ls (Option_t *option="") const override |
| List TNamed name and title.
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TNamed & | operator= (const TNamed &rhs) |
| TNamed assignment operator.
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void | Print (Option_t *option="") const override |
| Print TNamed name and title.
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virtual void | SetName (const char *name) |
| Set the name of the TNamed.
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virtual void | SetNameTitle (const char *name, const char *title) |
| Set all the TNamed parameters (name and title).
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virtual void | SetTitle (const char *title="") |
| Set the title of the TNamed.
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virtual Int_t | Sizeof () const |
| Return size of the TNamed part of the TObject.
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void | Streamer (TBuffer &) override |
| Stream an object of class TObject.
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void | StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b) |
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| TObject () |
| TObject constructor.
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| TObject (const TObject &object) |
| TObject copy ctor.
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virtual | ~TObject () |
| TObject destructor.
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void | AbstractMethod (const char *method) const |
| Use this method to implement an "abstract" method that you don't want to leave purely abstract.
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virtual void | AppendPad (Option_t *option="") |
| Append graphics object to current pad.
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virtual void | Browse (TBrowser *b) |
| Browse object. May be overridden for another default action.
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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.
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virtual const char * | ClassName () const |
| Returns name of class to which the object belongs.
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virtual void | Delete (Option_t *option="") |
| Delete this object.
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virtual Int_t | DistancetoPrimitive (Int_t px, Int_t py) |
| Computes distance from point (px,py) to the object.
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virtual void | Draw (Option_t *option="") |
| Default Draw method for all objects.
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virtual void | DrawClass () const |
| Draw class inheritance tree of the class to which this object belongs.
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virtual TObject * | DrawClone (Option_t *option="") const |
| Draw a clone of this object in the current selected pad with: gROOT->SetSelectedPad(c1) .
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virtual void | Dump () const |
| Dump contents of object on stdout.
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virtual void | Error (const char *method, const char *msgfmt,...) const |
| Issue error message.
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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.
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virtual void | Execute (TMethod *method, TObjArray *params, Int_t *error=nullptr) |
| Execute method on this object with parameters stored in the TObjArray.
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virtual void | ExecuteEvent (Int_t event, Int_t px, Int_t py) |
| Execute action corresponding to an event at (px,py).
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virtual void | Fatal (const char *method, const char *msgfmt,...) const |
| Issue fatal error message.
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virtual TObject * | FindObject (const char *name) const |
| Must be redefined in derived classes.
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virtual TObject * | FindObject (const TObject *obj) const |
| Must be redefined in derived classes.
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virtual Option_t * | GetDrawOption () const |
| Get option used by the graphics system to draw this object.
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virtual const char * | GetIconName () const |
| Returns mime type name of object.
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virtual char * | GetObjectInfo (Int_t px, Int_t py) const |
| Returns string containing info about the object at position (px,py).
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virtual Option_t * | GetOption () const |
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virtual UInt_t | GetUniqueID () const |
| Return the unique object id.
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virtual Bool_t | HandleTimer (TTimer *timer) |
| Execute action in response of a timer timing out.
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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.
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virtual void | Info (const char *method, const char *msgfmt,...) const |
| Issue info message.
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virtual Bool_t | InheritsFrom (const char *classname) const |
| Returns kTRUE if object inherits from class "classname".
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virtual Bool_t | InheritsFrom (const TClass *cl) const |
| Returns kTRUE if object inherits from TClass cl.
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virtual void | Inspect () const |
| Dump contents of this object in a graphics canvas.
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void | InvertBit (UInt_t f) |
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Bool_t | IsDestructed () const |
| IsDestructed.
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virtual Bool_t | IsEqual (const TObject *obj) const |
| Default equal comparison (objects are equal if they have the same address in memory).
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virtual Bool_t | IsFolder () const |
| Returns kTRUE in case object contains browsable objects (like containers or lists of other objects).
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R__ALWAYS_INLINE Bool_t | IsOnHeap () const |
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R__ALWAYS_INLINE Bool_t | IsZombie () const |
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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).
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virtual Bool_t | Notify () |
| This method must be overridden to handle object notification (the base implementation is no-op).
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void | Obsolete (const char *method, const char *asOfVers, const char *removedFromVers) const |
| Use this method to declare a method obsolete.
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void | operator delete (void *ptr) |
| Operator delete.
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void | operator delete (void *ptr, void *vp) |
| Only called by placement new when throwing an exception.
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void | operator delete[] (void *ptr) |
| Operator delete [].
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void | operator delete[] (void *ptr, void *vp) |
| Only called by placement new[] when throwing an exception.
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void * | operator new (size_t sz) |
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void * | operator new (size_t sz, void *vp) |
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void * | operator new[] (size_t sz) |
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void * | operator new[] (size_t sz, void *vp) |
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TObject & | operator= (const TObject &rhs) |
| TObject assignment operator.
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virtual void | Paint (Option_t *option="") |
| This method must be overridden if a class wants to paint itself.
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virtual void | Pop () |
| Pop on object drawn in a pad to the top of the display list.
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virtual Int_t | Read (const char *name) |
| Read contents of object with specified name from the current directory.
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virtual void | RecursiveRemove (TObject *obj) |
| Recursively remove this object from a list.
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void | ResetBit (UInt_t f) |
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virtual void | SaveAs (const char *filename="", Option_t *option="") const |
| Save this object in the file specified by filename.
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virtual void | SavePrimitive (std::ostream &out, Option_t *option="") |
| Save a primitive as a C++ statement(s) on output stream "out".
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void | SetBit (UInt_t f) |
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void | SetBit (UInt_t f, Bool_t set) |
| Set or unset the user status bits as specified in f.
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virtual void | SetDrawOption (Option_t *option="") |
| Set drawing option for object.
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virtual void | SetUniqueID (UInt_t uid) |
| Set the unique object id.
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void | StreamerNVirtual (TBuffer &ClassDef_StreamerNVirtual_b) |
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virtual void | SysError (const char *method, const char *msgfmt,...) const |
| Issue system error message.
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R__ALWAYS_INLINE Bool_t | TestBit (UInt_t f) const |
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Int_t | TestBits (UInt_t f) const |
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virtual void | UseCurrentStyle () |
| Set current style settings in this object This function is called when either TCanvas::UseCurrentStyle or TROOT::ForceStyle have been invoked.
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virtual void | Warning (const char *method, const char *msgfmt,...) const |
| Issue warning message.
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virtual Int_t | Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0) |
| Write this object to the current directory.
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virtual Int_t | Write (const char *name=nullptr, Int_t option=0, Int_t bufsize=0) const |
| Write this object to the current directory.
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