Individual Class Reference

#include <Individual.h>

Public Types
typedef std::vector< double >	genes_t
	representation of genes
typedef std::vector< std::string >	names_t
	gene names
typedef std::vector< double >	objectives_t
	objectives array
typedef std::vector< std::pair< double, double > >	bounds_t
	bounds on design variables
typedef Expressions::Named_t	constraints_t
	constraints

Public Member Functions
	Individual ()
	Individual (bounds_t gene_bounds, names_t names, constraints_t constraints)
	create a new individual and initialize with random genes
	Individual (std::shared_ptr< Individual > individual)
	copy another individual
void	writeState (std::ostream &os) const
	write this individual's state to a stream, replaces boost::serialization
void	readState (std::istream &is)
	read this individual's state from a stream, replaces boost::serialization
double	new_gene (std::size_t gene_idx)
bool	viable ()
	test if individual within bounds and constraints

Public Attributes
genes_t	genes_m
	genes of an individual
objectives_t	objectives_m
	values of objectives of an individual
unsigned int	id_m = 0
	id

Private Member Functions
bool	checkBounds ()
	check bounds
bool	checkConstraints ()
	check if all constraints on design variables are checked

Private Attributes
bounds_t	bounds_m
	bounds on each gene
names_t	names_m
	gene names
constraints_t	constraints_m
	constraints that depend only on design variables

Detailed Description

Definition at line 42 of file Individual.h.

Member Typedef Documentation

bounds_t

typedef std::vector< std::pair<double, double> > Individual::bounds_t

bounds on design variables

Definition at line 52 of file Individual.h.

constraints_t

typedef Expressions::Named_t Individual::constraints_t

constraints

Definition at line 54 of file Individual.h.

genes_t

typedef std::vector<double> Individual::genes_t

representation of genes

Definition at line 46 of file Individual.h.

names_t

typedef std::vector<std::string> Individual::names_t

gene names

Definition at line 48 of file Individual.h.

objectives_t

typedef std::vector<double> Individual::objectives_t

objectives array

Definition at line 50 of file Individual.h.

Constructor & Destructor Documentation

Individual() [1/3]

Individual::Individual ( )

inline

Definition at line 56 of file Individual.h.

Individual() [2/3]

Individual::Individual ( bounds_t  gene_bounds, names_t  names, constraints_t  constraints  )

inline

create a new individual and initialize with random genes

Definition at line 60 of file Individual.h.

References bounds_m, checkConstraints(), genes_m, names_m, new_gene(), and objectives_m.

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Individual() [3/3]

Individual::Individual ( std::shared_ptr< Individual >  individual )

inline

copy another individual

Definition at line 89 of file Individual.h.

References bounds_m, constraints_m, genes_m, id_m, names_m, and objectives_m.

Member Function Documentation

checkBounds()

bool Individual::checkBounds ( )

inlineprivate

check bounds

Definition at line 142 of file Individual.h.

References bounds_m, genes_m, max(), and min().

Referenced by viable().

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checkConstraints()

bool Individual::checkConstraints ( )

inlineprivate

check if all constraints on design variables are checked

Definition at line 156 of file Individual.h.

References constraints_m, Expression::evaluate(), genes_m, Expression::getReqVars(), and names_m.

Referenced by Individual(), and viable().

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new_gene()

double Individual::new_gene ( std::size_t  gene_idx )

inline

initialize the gene with index gene_idx with a new random value contained in the specified gene boundaries

Definition at line 121 of file Individual.h.

References bounds_m, genes_m, max(), and min().

Referenced by Individual().

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readState()

void Individual::readState ( std::istream &  is )

inline

read this individual's state from a stream, replaces boost::serialization

Definition at line 109 of file Individual.h.

References genes_m, id_m, and objectives_m.

viable()

bool Individual::viable ( )

inline

test if individual within bounds and constraints

Definition at line 129 of file Individual.h.

References checkBounds(), and checkConstraints().

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writeState()

void Individual::writeState ( std::ostream &  os ) const

inline

write this individual's state to a stream, replaces boost::serialization

Definition at line 99 of file Individual.h.

References genes_m, id_m, and objectives_m.

Member Data Documentation

bounds_m

bounds_t Individual::bounds_m

private

bounds on each gene

Definition at line 186 of file Individual.h.

Referenced by checkBounds(), Individual(), Individual(), and new_gene().

constraints_m

constraints_t Individual::constraints_m

private

constraints that depend only on design variables

Definition at line 190 of file Individual.h.

Referenced by checkConstraints(), and Individual().

genes_m

genes_t Individual::genes_m

genes of an individual

Definition at line 134 of file Individual.h.

Referenced by checkBounds(), checkConstraints(), Individual(), Individual(), new_gene(), readState(), and writeState().

id_m

unsigned int Individual::id_m = 0

id

Definition at line 138 of file Individual.h.

Referenced by Individual(), readState(), and writeState().

names_m

names_t Individual::names_m

private

gene names

Definition at line 188 of file Individual.h.

Referenced by checkConstraints(), Individual(), and Individual().

objectives_m

objectives_t Individual::objectives_m

values of objectives of an individual

Definition at line 136 of file Individual.h.

Referenced by Individual(), Individual(), readState(), and writeState().

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

• optimizer/Optimizer/EA/Individual.h