DGtal::detail::LabelledMapMemFunctor Struct Reference

#include <LabelledMap.h>

Public Member Functions
	LabelledMapMemFunctor (double p, double q, unsigned int sL, unsigned int sV, unsigned int sP, unsigned int sA)
double	fctNM (unsigned int N, unsigned int M) const
double	fctNMpq (unsigned int N, unsigned int M, double p, double q) const

Data Fields
double	_p
double	_q
unsigned int	_sL
unsigned int	_sV
unsigned int	_sP
unsigned int	_sA

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Detailed Description

Functor used to compute the best parameters for minimizing the memory usage of a LabelledMap structure.

Definition at line 1267 of file LabelledMap.h.

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Constructor & Destructor Documentation

DGtal::detail::LabelledMapMemFunctor::LabelledMapMemFunctor ( double  p, double  q, unsigned int  sL, unsigned int  sV, unsigned int  sP, unsigned int  sA  )

inline

Definition at line 1274 of file LabelledMap.h.

        : _p( p ), _q( q ), _sL( sL ), _sV( sV ), _sP( sP ), _sA( sA )
      {}

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Member Function Documentation

double DGtal::detail::LabelledMapMemFunctor::fctNM ( unsigned int  N, unsigned int  M  ) const

inline

Definition at line 1281 of file LabelledMap.h.

References _p, _q, _sA, _sL, _sP, and _sV.

Referenced by DGtal::detail::argminLabelledMapMemoryUsageForGeometricDistribution().

      {
        double alpha0 = _sL + _sV * ( N+1 );
        double beta0 = _sV * M + _sA + _sP;
        return alpha0 
          + beta0 * _q * pow(1.0 - _p, (double)N+1) 
          * ( 1.0 + pow(1.0 - _p, (double)M-1 ) 
              / ( 1.0 - pow(1.0 - _p, (double)M ) ) );
      }

double DGtal::detail::LabelledMapMemFunctor::fctNMpq ( unsigned int  N, unsigned int  M, double  p, double  q  ) const

inline

Definition at line 1291 of file LabelledMap.h.

References _sA, _sL, _sP, and _sV.

      {
        double alpha0 = _sL + _sV * ( N+1 );
        double beta0 = _sV * M + _sA + _sP;
        return alpha0 
          + beta0 * q * pow(1.0 - p, (double)N+1) 
          * ( 1.0 + pow(1.0 - p, (double)M-1 ) 
              / ( 1.0 - pow(1.0 - p, (double)M ) ) );
      }

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Field Documentation

double DGtal::detail::LabelledMapMemFunctor::_p

Definition at line 1269 of file LabelledMap.h.

Referenced by fctNM().

double DGtal::detail::LabelledMapMemFunctor::_q

Definition at line 1269 of file LabelledMap.h.

Referenced by fctNM().

unsigned int DGtal::detail::LabelledMapMemFunctor::_sA

Definition at line 1273 of file LabelledMap.h.

Referenced by fctNM(), and fctNMpq().

unsigned int DGtal::detail::LabelledMapMemFunctor::_sL

Definition at line 1270 of file LabelledMap.h.

Referenced by fctNM(), and fctNMpq().

unsigned int DGtal::detail::LabelledMapMemFunctor::_sP

Definition at line 1272 of file LabelledMap.h.

Referenced by fctNM(), and fctNMpq().

unsigned int DGtal::detail::LabelledMapMemFunctor::_sV

Definition at line 1271 of file LabelledMap.h.

Referenced by fctNM(), and fctNMpq().

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The documentation for this struct was generated from the following file:

• LabelledMap.h