keel.Algorithms.Subgroup_Discovery.NMEEFSD.Calculate

Class Population

java.lang.Object

keel.Algorithms.Subgroup_Discovery.NMEEFSD.Calculate.Population

public class Population
extends java.lang.Object

Population of candidate rules

Since:

JDK1.5

Version:

1.0

Author:

Written by Pedro González (University of Jaen) 15/02/2004

Constructor Summary

Constructors

Constructor and Description
Population(int numind, int numgen, TypeVar[] TVar) Creates a new instance of Population

Method Summary

Modifier and Type	Method and Description
void	CalcPob(java.lang.String nameFileQua) Evaluates the population
void	CalcPobOutput(java.lang.String nameFileOutputTra) Evaluates the population to obtain the output files of training and test for classification
boolean	Compare(int first, int second) Method to Compare two individuals of the population
int	getCromElem(int num_indiv, int pos, int elem) Returns the indicated gene of the Chromosome
Chromosome	getIndivCrom(int num_indiv) Returns de hole cromosoma of the selected individual
boolean	getIndivEvaluated(int num_indiv) Returns if the individual of the population has been evaluated
java.lang.String	getIndivNameClass(int num_indiv) Returns the class name of the individual of the population
int	getIndivNumClass(int num_indiv) Returns the class number of the individual of the population
int	getIndivNvar(int num_indiv) Returns the number of variables of the indicated individual (including the consequent)
float	getIndivPerf(int num_indiv) Returns fitness of the indicated inidividual of the population
int	getIndivTotalClass(int num_indiv) Returns the number of examples of the DB belonging to the class of the individual
float	getPobBestPerf() Gets the fitness of the best individual of the population
int	getPopBestGuy() Gets the position of the best individual of the population
void	initIndEmp(int pos) Individual of the Population initialisation
void	initPopEmp() Population initialisation (calling individual inicialisation)
void	Print(java.lang.String nFile) Prints population individuals
void	setCromElem(int num_indiv, int pos, int elem, int val) Sets the value of the indicated gene of the Chromosome
void	setIndivEvaluated(int num_indiv, boolean val) Sets the value for de evaluated attribute of the individual
void	setIndivNameClass(int num_indiv, java.lang.String val) Sets the class name of the class of the individual
void	setIndivNumClass(int num_indiv, int val) Sets the value for the number of the class of the individual
void	setIndivNvar(int num_indiv, int val) Sets the number of variables of the indicated individual
void	setIndivPerf(int num_indiv, float val) Sets the value of fitnes for the the indicated individual
void	setIndivTotalClass(int num_indiv, int val) Sets the number of examples of the DB belonging to the class of the individual
void	setPopBestGuy(int value) Sets the position of the best individual of the population

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Population

public Population(int numind,
                  int numgen,
                  TypeVar[] TVar)

Creates a new instance of Population

Parameters:

numind - Number of individuals in the population

numgen - Number of genes for the individuals

TVar - Contents the type of the variable, and the number of labels.

Method Detail

initPopEmp

public void initPopEmp()

Population initialisation (calling individual inicialisation)

initIndEmp

public void initIndEmp(int pos)

Individual of the Population initialisation

Parameters:

pos - Position of the individual to initialise

getPopBestGuy

public int getPopBestGuy()

Gets the position of the best individual of the population

Returns:

The position of the best individual

setPopBestGuy

public void setPopBestGuy(int value)

Sets the position of the best individual of the population

Parameters:

value - The position of the best individual

getPobBestPerf

public float getPobBestPerf()

Gets the fitness of the best individual of the population

Returns:

The value of fitness of the best individual

CalcPob

public void CalcPob(java.lang.String nameFileQua)

Evaluates the population

Parameters:

nameFileQua - Output quality file

CalcPobOutput

public void CalcPobOutput(java.lang.String nameFileOutputTra)

Evaluates the population to obtain the output files of training and test for classification

Parameters:

nameFileOutputTra - Output quality file

getIndivNvar

public int getIndivNvar(int num_indiv)

Returns the number of variables of the indicated individual (including the consequent)

Parameters:

num_indiv - Position of the individual

Returns:

Number of variables of the individual

setIndivNvar

public void setIndivNvar(int num_indiv,
                         int val)

Sets the number of variables of the indicated individual

Parameters:

num_indiv - Position of the individual

val - Number of variables

getCromElem

public int getCromElem(int num_indiv,
                       int pos,
                       int elem)

Returns the indicated gene of the Chromosome

Parameters:

num_indiv - Position of the individual

pos - Position of the variable of the individual

elem - Position of the gen of the variable

Returns:

The gene indicated

setCromElem

public void setCromElem(int num_indiv,
                        int pos,
                        int elem,
                        int val)

Sets the value of the indicated gene of the Chromosome

Parameters:

num_indiv - Position of the individual

pos - Position of the variable of the individual

elem - Position of the gen of the variable

val - Value of the gene indicated

getIndivPerf

public float getIndivPerf(int num_indiv)

Returns fitness of the indicated inidividual of the population

Parameters:

num_indiv - Position of the individual

Returns:

Fitness of the individual

setIndivPerf

public void setIndivPerf(int num_indiv,
                         float val)

Sets the value of fitnes for the the indicated individual

Parameters:

num_indiv - Position of the individual

val - Fitness of the individual

getIndivEvaluated

public boolean getIndivEvaluated(int num_indiv)

Returns if the individual of the population has been evaluated

Parameters:

num_indiv - Position of the individual

Returns:

State of the individual

setIndivEvaluated

public void setIndivEvaluated(int num_indiv,
                              boolean val)

Sets the value for de evaluated attribute of the individual

Parameters:

num_indiv - Position of the individual

val - Value of the state of the individual

getIndivNumClass

public int getIndivNumClass(int num_indiv)

Returns the class number of the individual of the population

Parameters:

num_indiv - Position of the individual

Returns:

Number of class of the individual

setIndivNumClass

public void setIndivNumClass(int num_indiv,
                             int val)

Sets the value for the number of the class of the individual

Parameters:

num_indiv - Position of the individual

val - Number of the class of the individual

getIndivNameClass

public java.lang.String getIndivNameClass(int num_indiv)

Returns the class name of the individual of the population

Parameters:

num_indiv - Position of the individual

Returns:

The name of the class

setIndivNameClass

public void setIndivNameClass(int num_indiv,
                              java.lang.String val)

Sets the class name of the class of the individual

Parameters:

num_indiv - Position of the individual

val - Name of the class

getIndivTotalClass

public int getIndivTotalClass(int num_indiv)

Returns the number of examples of the DB belonging to the class of the individual

Parameters:

num_indiv - Position of the individual

Returns:

Number of total examples

setIndivTotalClass

public void setIndivTotalClass(int num_indiv,
                               int val)

Sets the number of examples of the DB belonging to the class of the individual

Parameters:

num_indiv - Position of the individual

val - Number of total examples

getIndivCrom

public Chromosome getIndivCrom(int num_indiv)

Returns de hole cromosoma of the selected individual

Parameters:

num_indiv - Position of the individual

Returns:

The Chromosome of the individual

Compare

public boolean Compare(int first,
                       int second)

Method to Compare two individuals of the population

Parameters:

first - Position of an individual

second - Position of an individual

Returns:

The result of the comparison

Print

public void Print(java.lang.String nFile)

Prints population individuals

Parameters:

nFile - File to write the population