30 TNamed(
"TFitResult",
"TFitResult"),
60 Warning(
"GetCovarianceMatrix",
"covariance matrix is not available");
64 ROOT::Fit::FitResult::GetCovarianceMatrix<TMatrixDSym>(mat);
78 Warning(
"GetCorrelationMatrix",
"correlation matrix is not available");
82 ROOT::Fit::FitResult::GetCorrelationMatrix<TMatrixDSym>(mat);
TMatrixDSym GetCorrelationMatrix() const
Return the correlation matrix from fit.
Namespace for new ROOT classes and functions.
Class to Wrap a ROOT Function class (like TF1) in a IParamMultiFunction interface of multi-dimensions...
void ToUpper()
Change string to upper case.
void SetAndCopyFunction(const TF1 *f=0)
method to set a new function pointer and copy it inside.
Extends the ROOT::Fit::Result class with a TNamed inheritance providing easy possibility for I/O...
The TNamed class is the base class for all named ROOT classes.
std::shared_ptr< IModelFunction > ModelFunction()
Return pointer non const pointer to model (fit) function with fitted parameter values.
unsigned int NPar() const
total number of parameters (abbreviation)
TMatrixDSym GetCovarianceMatrix() const
Return the covariance matrix from fit.
class containg the result of the fit and all the related information (fitted parameter values...
TFitResultPtr Fit(FitObject *h1, TF1 *f1, Foption_t &option, const ROOT::Math::MinimizerOptions &moption, const char *goption, ROOT::Fit::DataRange &range)
TMatrixTSym< Double_t > TMatrixDSym
void Print(std::ostream &os, bool covmat=false) const
print the result and optionaly covariance matrix and correlations
virtual void Print(Option_t *option="") const
Print result of the fit, by default chi2, parameter values and errors.
Bool_t Contains(const char *pat, ECaseCompare cmp=kExact) const
int CovMatrixStatus() const
covariance matrix status code using Minuit convention : =0 not calculated, =1 approximated, =2 made pos def , =3 accurate
virtual void Warning(const char *method, const char *msgfmt,...) const
Issue warning message.