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ROOT 6.07/09 Reference Guide |
class evaluating the log likelihood for binned Poisson likelihood fits it is template to distinguish gradient and non-gradient case
Definition at line 56 of file PoissonLikelihoodFCN.h.
Public Types | |
typedef BasicFCN< FunType, BinData > | BaseFCN |
typedef BaseObjFunction::BaseFunction | BaseFunction |
typedef ::ROOT::Math::BasicFitMethodFunction< FunType > | BaseObjFunction |
typedef ::ROOT::Math::IParamMultiFunction | IModelFunction |
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typedef FunType::BaseFunc | BaseFunction |
enum | Type_t |
enumeration specyfing the possible fit method types More... | |
Public Member Functions | |
PoissonLikelihoodFCN (const std::shared_ptr< BinData > &data, const std::shared_ptr< IModelFunction > &func, int weight=0, bool extended=true) | |
Constructor from unbin data set and model function (pdf) More... | |
PoissonLikelihoodFCN (const BinData &data, const IModelFunction &func, int weight=0, bool extended=true) | |
Constructor from unbin data set and model function (pdf) managed by the users. More... | |
PoissonLikelihoodFCN (const PoissonLikelihoodFCN &f) | |
Copy constructor. More... | |
virtual | ~PoissonLikelihoodFCN () |
Destructor (no operations) More... | |
virtual BaseFunction * | Clone () const |
clone the function (need to return Base for Windows) More... | |
virtual double | DataElement (const double *x, unsigned int i, double *g) const |
i-th likelihood element and its gradient More... | |
virtual void | Gradient (const double *x, double *g) const |
evaluate gradient More... | |
bool | IsWeighted () const |
virtual unsigned int | NFitPoints () const |
PoissonLikelihoodFCN & | operator= (const PoissonLikelihoodFCN &rhs) |
Assignment operator. More... | |
virtual BaseObjFunction::Type_t | Type () const |
get type of fit method function More... | |
void | UseSumOfWeights () |
void | UseSumOfWeightSquare (bool on=true) |
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virtual const BinData & | Data () const |
access to const reference to the data More... | |
std::shared_ptr< BinData > | DataPtr () const |
access to data pointer More... | |
virtual const IModelFunction & | ModelFunction () const |
access to const reference to the model function More... | |
std::shared_ptr< IModelFunction > | ModelFunctionPtr () const |
access to function pointer More... | |
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BasicFitMethodFunction (int dim, int npoint) | |
virtual | ~BasicFitMethodFunction () |
Virtual Destructor (no operations) More... | |
virtual unsigned int | NCalls () const |
return the total number of function calls (overrided if needed) More... | |
virtual unsigned int | NDim () const |
Number of dimension (parameters) . More... | |
virtual unsigned int | NPoints () const |
return the number of data points used in evaluating the function More... | |
virtual void | ResetNCalls () |
reset number of function calls More... | |
virtual void | UpdateNCalls () const |
update number of calls More... | |
Private Member Functions | |
virtual double | DoDerivative (const double *x, unsigned int icoord) const |
virtual double | DoEval (const double *x) const |
Evaluation of the function (required by interface) More... | |
Private Attributes | |
std::vector< double > | fGrad |
bool | fIsExtended |
unsigned int | fNEffPoints |
int | fWeight |
Additional Inherited Members | |
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typedef BaseObjFunction::BaseFunction | BaseFunction |
typedef ::ROOT::Math::BasicFitMethodFunction< FunType > | BaseObjFunction |
typedef ::ROOT::Math::IParamMultiFunction | IModelFunction |
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BasicFCN (const std::shared_ptr< BinData > &data, const std::shared_ptr< IModelFunction > &func) | |
Constructor from data set and model function. More... | |
virtual | ~BasicFCN () |
Destructor (no operations) More... | |
void | SetData (const std::shared_ptr< BinData > &data) |
Set the data pointer. More... | |
void | SetModelFunction (const std::shared_ptr< IModelFunction > &func) |
Set the function pointer. More... | |
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std::shared_ptr< BinData > | fData |
std::shared_ptr< IModelFunction > | fFunc |
#include <Fit/PoissonLikelihoodFCN.h>
typedef BasicFCN<FunType,BinData> ROOT::Fit::PoissonLikelihoodFCN< FunType >::BaseFCN |
Definition at line 60 of file PoissonLikelihoodFCN.h.
typedef BaseObjFunction::BaseFunction ROOT::Fit::PoissonLikelihoodFCN< FunType >::BaseFunction |
Definition at line 63 of file PoissonLikelihoodFCN.h.
typedef ::ROOT::Math::BasicFitMethodFunction<FunType> ROOT::Fit::PoissonLikelihoodFCN< FunType >::BaseObjFunction |
Definition at line 62 of file PoissonLikelihoodFCN.h.
typedef ::ROOT::Math::IParamMultiFunction ROOT::Fit::PoissonLikelihoodFCN< FunType >::IModelFunction |
Definition at line 65 of file PoissonLikelihoodFCN.h.
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inline |
Constructor from unbin data set and model function (pdf)
Definition at line 71 of file PoissonLikelihoodFCN.h.
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inline |
Constructor from unbin data set and model function (pdf) managed by the users.
Definition at line 82 of file PoissonLikelihoodFCN.h.
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inlinevirtual |
Destructor (no operations)
Definition at line 94 of file PoissonLikelihoodFCN.h.
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inline |
Copy constructor.
Definition at line 99 of file PoissonLikelihoodFCN.h.
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inlinevirtual |
clone the function (need to return Base for Windows)
Definition at line 121 of file PoissonLikelihoodFCN.h.
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inlinevirtual |
i-th likelihood element and its gradient
Implements ROOT::Math::BasicFitMethodFunction< FunType >.
Definition at line 127 of file PoissonLikelihoodFCN.h.
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inlineprivatevirtual |
Definition at line 172 of file PoissonLikelihoodFCN.h.
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inlineprivatevirtual |
Evaluation of the function (required by interface)
Definition at line 166 of file PoissonLikelihoodFCN.h.
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inlinevirtual |
evaluate gradient
Definition at line 133 of file PoissonLikelihoodFCN.h.
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inline |
Definition at line 141 of file PoissonLikelihoodFCN.h.
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inlinevirtual |
Definition at line 124 of file PoissonLikelihoodFCN.h.
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inline |
Assignment operator.
Definition at line 110 of file PoissonLikelihoodFCN.h.
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inlinevirtual |
get type of fit method function
Reimplemented from ROOT::Math::BasicFitMethodFunction< FunType >.
Definition at line 139 of file PoissonLikelihoodFCN.h.
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inline |
Definition at line 144 of file PoissonLikelihoodFCN.h.
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inline |
Definition at line 151 of file PoissonLikelihoodFCN.h.
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mutableprivate |
Definition at line 185 of file PoissonLikelihoodFCN.h.
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private |
Definition at line 180 of file PoissonLikelihoodFCN.h.
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mutableprivate |
Definition at line 183 of file PoissonLikelihoodFCN.h.
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private |
Definition at line 181 of file PoissonLikelihoodFCN.h.