MINT::LASSO Class Reference

#include <LASSO.h>

Inheritance diagram for MINT::LASSO:

Public Member Functions
	LASSO (DalitzPdfBaseFastInteg *pdf, double lambda=1.)
virtual void	beginFit ()
virtual void	parametersChanged ()
virtual void	endFit ()
virtual double	getVal ()
virtual double	getNewVal ()
virtual void	Gradient (std::vector< double > &grad)
virtual bool	useAnalyticGradient ()
int	numberOfFitFractionsLargerThanThreshold (double threshold)
double	absSumOfInterferenceFractions ()
double	sumOfFitFractions ()
virtual	~LASSO ()
Public Member Functions inherited from MINT::Minimisable
	Minimisable (MinuitParameterSet *mps=0)
	Minimisable (const Minimisable &other)
virtual	~Minimisable ()
void	setPset (MinuitParameterSet *mps)
MinuitParameterSet *	getParSet ()
double	getNewVal ()
Public Member Functions inherited from MINT::IMinimisable
virtual void	setUseAnalyticGradient (bool useAnalyticGradient)
virtual	~IMinimisable ()

Protected Attributes
DalitzPdfBaseFastInteg *	_pdf
double	_lambda
NamedParameter< int >	_lassoMod

Detailed Description

Definition at line 13 of file LASSO.h.

Constructor & Destructor Documentation

LASSO()

MINT::LASSO::LASSO ( DalitzPdfBaseFastInteg *  pdf, double  lambda = 1.  )

inline

Definition at line 20 of file LASSO.h.

        : _pdf(pdf), _lambda(lambda), _lassoMod("LassoMod",0) {};

~LASSO()

virtual MINT::LASSO::~LASSO ( )

inlinevirtual

Definition at line 45 of file LASSO.h.

{}

Member Function Documentation

absSumOfInterferenceFractions()

double MINT::LASSO::absSumOfInterferenceFractions ( )

inline

Definition at line 39 of file LASSO.h.

                                               {
             return _pdf->absSumOfInterferenceFractions();
        }

beginFit()

virtual void MINT::LASSO::beginFit ( )

inlinevirtual

Reimplemented from MINT::Minimisable.

Definition at line 23 of file LASSO.h.

{};

endFit()

virtual void MINT::LASSO::endFit ( )

inlinevirtual

Reimplemented from MINT::Minimisable.

Definition at line 25 of file LASSO.h.

{};

getNewVal()

virtual double MINT::LASSO::getNewVal ( )

inlinevirtual

Implements MINT::IMinimisable.

Definition at line 29 of file LASSO.h.

                                  { 
            parametersChanged();
            return getVal();
        }

getVal()

double LASSO::getVal ( )

virtual

Implements MINT::Minimisable.

Definition at line 12 of file LASSO.cpp.

                    {
    if(_lassoMod) return _lambda * (_pdf->sumOfSqrtFitFractions() + _pdf->absSumOfSqrtInterferenceFractions());
    else return _lambda * _pdf->sumOfSqrtFitFractions();
}

Gradient()

void LASSO::Gradient ( std::vector< double > &  grad )

virtual

Reimplemented from MINT::IMinimisable.

Definition at line 22 of file LASSO.cpp.

                                        {
  std::vector<double> grad_pdf(this->getParSet()->size());  
    

  /*
  for(unsigned int j=0; j < this->getParSet()->size(); j++){
    grad_pdf.at(j) = 0.;   
    
  _pdf->GradientForLasso(&grad_pdf[0]);
  }
  */

  for(unsigned int j=0; j < grad.size(); j++) grad[j]=0;
    _pdf->GradientForLasso(grad);

  /*
  for(unsigned int j=0; j < this->getParSet()->size(); j++){
    grad.at(j)= _lambda * grad_pdf.at(;   
  }
  */
    
}

numberOfFitFractionsLargerThanThreshold()

int LASSO::numberOfFitFractionsLargerThanThreshold

(

double

threshold

)

Definition at line 17 of file LASSO.cpp.

                                                                  {
    return _pdf->numberOfFitFractionsLargerThanThreshold(threshold);
}

parametersChanged()

virtual void MINT::LASSO::parametersChanged ( )

inlinevirtual

Reimplemented from MINT::Minimisable.

Definition at line 24 of file LASSO.h.

{};

sumOfFitFractions()

double MINT::LASSO::sumOfFitFractions ( )

inline

Definition at line 42 of file LASSO.h.

                                  {
             return _pdf->sumOfFitFractions();
        }

useAnalyticGradient()

virtual bool MINT::LASSO::useAnalyticGradient ( )

inlinevirtual

Reimplemented from MINT::IMinimisable.

Definition at line 36 of file LASSO.h.

{return _pdf->useAnalyticGradient();}

Member Data Documentation

_lambda

double MINT::LASSO::_lambda

protected

Definition at line 16 of file LASSO.h.

_lassoMod

NamedParameter<int> MINT::LASSO::_lassoMod

protected

Definition at line 17 of file LASSO.h.

_pdf

DalitzPdfBaseFastInteg* MINT::LASSO::_pdf

protected

Definition at line 15 of file LASSO.h.

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The documentation for this class was generated from the following files:

• Mint/LASSO.h
• src/Mojito/LASSO/LASSO.cpp