OnePlusOneES Class Reference

#include <OnePlusOneES.h>

Inheritance diagram for OnePlusOneES:

List of all members.

Public Types

enum eStepSizeControl { SelfAdaptation, OneFifth, SymmetricOneFifth }

Public Member Functions

OnePlusOneES ()

~OnePlusOneES ()

void init (eStepSizeControl mode, ObjectiveFunctionVS< double > &fitness)

void init (eStepSizeControl mode, ObjectiveFunctionVS< double > &fitness, const Array< double > &start, double stepsize)

void run ()

main interface: perform one iteration of the search algorithm

void bestSolutions (std::vector< double * > &points)

void bestSolutionsFitness (Array< double > &fitness)

Return a two-dimensional array of fitness values.

unsigned int dimension () const

double stepsize () const

const IndividualT< double > & parent () const

Protected Member Functions

void SampleUnitVector (Vector &v)

void DoSelfAdaptation ()

void DoOneFifth ()

void DoSymmetricOneFifth ()

Protected Attributes

eStepSizeControl m_mode

ObjectiveFunctionVS< double > * m_fitness

IndividualT< double > m_parent

double m_logStepSizeStdDev

double m_logStepSizeShift

Detailed Description

Definition at line 40 of file OnePlusOneES.h.

Member Enumeration Documentation

enum OnePlusOneES::eStepSizeControl

Enumerator:

SelfAdaptation
OneFifth
SymmetricOneFifth

Definition at line 46 of file OnePlusOneES.h.

Constructor & Destructor Documentation

OnePlusOneES::OnePlusOneES ( )

Definition at line 33 of file OnePlusOneES.cpp.

References m_mode, SearchAlgorithmBase::m_name, and SelfAdaptation.

OnePlusOneES::~OnePlusOneES ( )

Definition at line 40 of file OnePlusOneES.cpp.

Member Function Documentation

void OnePlusOneES::bestSolutions ( std::vector< double * > & points )

Definition at line 199 of file OnePlusOneES.cpp.

References m_parent.

void OnePlusOneES::bestSolutionsFitness ( Array< double > & fitness ) [virtual]

Return a two-dimensional array of fitness values.

The first dimension corresponds to the solution, while the second dimension corresponds to the objective.

Implements SearchAlgorithm< double * >.

Definition at line 205 of file OnePlusOneES.cpp.

References Individual::getFitness(), and m_parent.

unsigned int OnePlusOneES::dimension ( ) const [inline]

Definition at line 59 of file OnePlusOneES.h.

References m_parent, and Individual::size().

void OnePlusOneES::DoOneFifth ( ) [protected]

Definition at line 141 of file OnePlusOneES.cpp.

References ObjectiveFunctionVS< T >::dimension(), Individual::getFitness(), m_fitness, m_parent, and Individual::setFitness().

Referenced by run().

void OnePlusOneES::DoSelfAdaptation ( ) [protected]

Definition at line 116 of file OnePlusOneES.cpp.

References ObjectiveFunctionVS< T >::dimension(), Individual::getFitness(), m_fitness, m_parent, and Individual::setFitness().

Referenced by run().

void OnePlusOneES::DoSymmetricOneFifth ( ) [protected]

Definition at line 167 of file OnePlusOneES.cpp.

References ObjectiveFunctionVS< T >::dimension(), Individual::getFitness(), m_fitness, m_logStepSizeShift, m_logStepSizeStdDev, m_parent, SampleUnitVector(), and Individual::setFitness().

Referenced by run().

void OnePlusOneES::init	(	eStepSizeControl	mode,
		ObjectiveFunctionVS< double > &	fitness,
		const Array< double > &	start,
		double	stepsize
	)

Definition at line 71 of file OnePlusOneES.cpp.

References ObjectiveFunctionVS< T >::dimension(), m_fitness, m_logStepSizeShift, m_logStepSizeStdDev, m_mode, m_parent, and Individual::setFitness().

void OnePlusOneES::init	(	eStepSizeControl	mode,
		ObjectiveFunctionVS< double > &	fitness
	)

Definition at line 45 of file OnePlusOneES.cpp.

References ObjectiveFunctionVS< T >::dimension(), ObjectiveFunctionVS< T >::ProposeStartingPoint(), and stepsize().

const IndividualT<double>& OnePlusOneES::parent ( ) const [inline]

Definition at line 61 of file OnePlusOneES.h.

References m_parent.

void OnePlusOneES::run ( ) [virtual]

main interface: perform one iteration of the search algorithm

Reimplemented from SearchAlgorithm< double * >.

Definition at line 100 of file OnePlusOneES.cpp.

References DoOneFifth(), DoSelfAdaptation(), DoSymmetricOneFifth(), m_mode, OneFifth, SelfAdaptation, and SymmetricOneFifth.

void OnePlusOneES::SampleUnitVector ( Vector & v ) [protected]

Definition at line 86 of file OnePlusOneES.cpp.

Referenced by DoSymmetricOneFifth().

double OnePlusOneES::stepsize ( ) const [inline]

Definition at line 60 of file OnePlusOneES.h.

References m_parent.

Referenced by init().

Member Data Documentation

ObjectiveFunctionVS<double>* OnePlusOneES::m_fitness [protected]

Definition at line 67 of file OnePlusOneES.h.

Referenced by DoOneFifth(), DoSelfAdaptation(), DoSymmetricOneFifth(), and init().

double OnePlusOneES::m_logStepSizeShift [protected]

Definition at line 75 of file OnePlusOneES.h.

Referenced by DoSymmetricOneFifth(), and init().

double OnePlusOneES::m_logStepSizeStdDev [protected]

Definition at line 74 of file OnePlusOneES.h.

Referenced by DoSymmetricOneFifth(), and init().

eStepSizeControl OnePlusOneES::m_mode [protected]

Definition at line 66 of file OnePlusOneES.h.

Referenced by init(), OnePlusOneES(), and run().

IndividualT<double> OnePlusOneES::m_parent [protected]

Definition at line 68 of file OnePlusOneES.h.

Referenced by bestSolutions(), bestSolutionsFitness(), dimension(), DoOneFifth(), DoSelfAdaptation(), DoSymmetricOneFifth(), init(), parent(), and stepsize().

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