FitUtil.h File Reference

#include "Math/IParamFunctionfwd.h"
#include "Math/IParamFunction.h"
#include "ROOT/TThreadExecutor.hxx"
#include "ROOT/TSequentialExecutor.hxx"
#include "Fit/BinData.h"
#include "Fit/UnBinData.h"
#include "ROOT/EExecutionPolicy.hxx"
#include "Math/Integrator.h"
#include "Math/IntegratorMultiDim.h"
#include "TError.h"
#include <vector>

Include dependency graph for FitUtil.h:

This graph shows which files directly or indirectly include this file:

Classes
struct	ROOT::Fit::FitUtil::Evaluate< T >
class	ROOT::Fit::FitUtil::IntegralEvaluator< ParamFunc >
class	ROOT::Fit::FitUtil::LikelihoodAux< T >
class	ROOT::Fit::FitUtil::LikelihoodAux< double >

Namespaces
namespace	ROOT
	This file contains a specialised ROOT message handler to test for diagnostic in unit tests.
namespace	ROOT::Fit
	Namespace for the fitting classes.
namespace	ROOT::Fit::FitUtil
	namespace defining utility free functions using in Fit for evaluating the various fit method functions (chi2, likelihood, etc..) given the data and the model function

Macros
#define	USE_PARAMCACHE

Typedefs
typedef ROOT::Math::IParamMultiGradFunction	ROOT::Fit::FitUtil::IGradModelFunction
template<class T >
using	ROOT::Fit::FitUtil::IGradModelFunctionTempl = ROOT::Math::IParamMultiGradFunctionTempl< T >
typedef ROOT::Math::IParamMultiFunction	ROOT::Fit::FitUtil::IModelFunction
template<class T >
using	ROOT::Fit::FitUtil::IModelFunctionTempl = ROOT::Math::IParamMultiFunctionTempl< T >

Functions
double	ROOT::Fit::FitUtil::EvaluateChi2 (const IModelFunction &func, const BinData &data, const double *p, unsigned int &nPoints, ::ROOT::EExecutionPolicy executionPolicy, unsigned nChunks=0)
	Chi2 Functions.
double	ROOT::Fit::FitUtil::EvaluateChi2Effective (const IModelFunction &func, const BinData &data, const double *x, unsigned int &nPoints)
	evaluate the effective Chi2 given a model function and the data at the point x.
void	ROOT::Fit::FitUtil::EvaluateChi2Gradient (const IModelFunction &func, const BinData &data, const double *p, double *grad, unsigned int &nPoints, ::ROOT::EExecutionPolicy executionPolicy=::ROOT::EExecutionPolicy::kSequential, unsigned nChunks=0)
	evaluate the Chi2 gradient given a model function and the data at the point p.
double	ROOT::Fit::FitUtil::EvaluateChi2Residual (const IModelFunction &func, const BinData &data, const double *p, unsigned int ipoint, double *g=nullptr, double *h=nullptr, bool hasGrad=false, bool fullHessian=false)
	evaluate the residual contribution to the Chi2 given a model function and the BinPoint data and if the pointer g is not null evaluate also the gradient of the residual.
double	ROOT::Fit::FitUtil::EvaluateLogL (const IModelFunction &func, const UnBinData &data, const double *p, int iWeight, bool extended, unsigned int &nPoints, ::ROOT::EExecutionPolicy executionPolicy, unsigned nChunks=0)
	evaluate the LogL given a model function and the data at the point x.
void	ROOT::Fit::FitUtil::EvaluateLogLGradient (const IModelFunction &func, const UnBinData &data, const double *p, double *grad, unsigned int &nPoints, ::ROOT::EExecutionPolicy executionPolicy=::ROOT::EExecutionPolicy::kSequential, unsigned nChunks=0)
	evaluate the LogL gradient given a model function and the data at the point p.
double	ROOT::Fit::FitUtil::EvaluatePdf (const IModelFunction &func, const UnBinData &data, const double *p, unsigned int ipoint, double *g=nullptr, double *h=nullptr, bool hasGrad=false, bool fullHessian=false)
	evaluate the pdf contribution to the LogL given a model function and the BinPoint data.
double	ROOT::Fit::FitUtil::EvaluatePoissonBinPdf (const IModelFunction &func, const BinData &data, const double *x, unsigned int ipoint, double *g=nullptr, double *h=nullptr, bool hasGrad=false, bool fullHessian=false)
	evaluate the pdf contribution to the Poisson LogL given a model function and the BinPoint data.
double	ROOT::Fit::FitUtil::EvaluatePoissonLogL (const IModelFunction &func, const BinData &data, const double *p, int iWeight, bool extended, unsigned int &nPoints, ::ROOT::EExecutionPolicy executionPolicy, unsigned nChunks=0)
	evaluate the Poisson LogL given a model function and the data at the point p.
void	ROOT::Fit::FitUtil::EvaluatePoissonLogLGradient (const IModelFunction &func, const BinData &data, const double *p, double *grad, unsigned int &nPoints, ::ROOT::EExecutionPolicy executionPolicy=::ROOT::EExecutionPolicy::kSequential, unsigned nChunks=0)
	evaluate the Poisson LogL given a model function and the data at the point p.
unsigned	ROOT::Fit::FitUtil::setAutomaticChunking (unsigned nEvents)

Macro Definition Documentation

USE_PARAMCACHE

#define USE_PARAMCACHE

Definition at line 35 of file FitUtil.h.