Fumili gradient calculator using external gradient provided by FCN Note that the computed Hessian and G2 are an approximation valid for small residuals.
Definition at line 25 of file FumiliGradientCalculator.h.
Public Member Functions | |
FumiliGradientCalculator (const FumiliFCNBase &fcn, const MnUserTransformation &trafo, int n) | |
bool | CanComputeG2 () const override |
bool | CanComputeHessian () const override |
bool | G2 (const MinimumParameters &, MnAlgebraicVector &) const override |
compute second derivatives (diagonal of Hessian) | |
const MnAlgebraicSymMatrix & | GetHessian () const |
bool | Hessian (const MinimumParameters &, MnAlgebraicSymMatrix &) const override |
compute Hessian matrix | |
FunctionGradient | operator() (const MinimumParameters &) const override |
FunctionGradient | operator() (const MinimumParameters &, const FunctionGradient &) const override |
const MnUserTransformation & | Trafo () const |
![]() | |
AnalyticalGradientCalculator (const FCNBase &fcn, const MnUserTransformation &state) | |
![]() | |
virtual | ~GradientCalculator () |
Private Attributes | |
const FumiliFCNBase & | fFcn |
MnAlgebraicSymMatrix | fHessian |
Additional Inherited Members | |
![]() | |
const FCNBase & | fGradFunc |
const MnUserTransformation & | fTransformation |
#include <Minuit2/FumiliGradientCalculator.h>
ROOT::Minuit2::FumiliGradientCalculator::FumiliGradientCalculator | ( | const FumiliFCNBase & | fcn, |
const MnUserTransformation & | trafo, | ||
int | n ) |
Definition at line 26 of file FumiliGradientCalculator.cxx.
|
inlineoverridevirtual |
Reimplemented from ROOT::Minuit2::AnalyticalGradientCalculator.
Definition at line 42 of file FumiliGradientCalculator.h.
|
inlineoverridevirtual |
Reimplemented from ROOT::Minuit2::AnalyticalGradientCalculator.
Definition at line 44 of file FumiliGradientCalculator.h.
|
overridevirtual |
compute second derivatives (diagonal of Hessian)
Reimplemented from ROOT::Minuit2::AnalyticalGradientCalculator.
Definition at line 103 of file FumiliGradientCalculator.cxx.
|
inline |
Definition at line 36 of file FumiliGradientCalculator.h.
|
overridevirtual |
compute Hessian matrix
Reimplemented from ROOT::Minuit2::AnalyticalGradientCalculator.
Definition at line 116 of file FumiliGradientCalculator.cxx.
|
overridevirtual |
Reimplemented from ROOT::Minuit2::AnalyticalGradientCalculator.
Definition at line 34 of file FumiliGradientCalculator.cxx.
|
overridevirtual |
Reimplemented from ROOT::Minuit2::AnalyticalGradientCalculator.
Definition at line 97 of file FumiliGradientCalculator.cxx.
|
inline |
Definition at line 34 of file FumiliGradientCalculator.h.
|
private |
Definition at line 48 of file FumiliGradientCalculator.h.
|
mutableprivate |
Definition at line 49 of file FumiliGradientCalculator.h.