Chromosome

java.lang.Object
- keel.Algorithms.RST_Learning.EIS_RFS.Chromosome

All Implemented Interfaces:

java.lang.Comparable<Chromosome>
```
public class Chromosome
extends java.lang.Object
implements java.lang.Comparable<Chromosome>
```
File: Chromosome.java A implementation of a chromosome class for EIS_RFS.

Since:

JDK1.5

Version:

1.0

Author:

Written by Joaquín Derrac (University of Granada) 13/11/2011

Constructor Summary

Constructors
Constructor and Description
`Chromosome()` Default constructor.
`Chromosome(int[] newBody)` Parameter constructor.
`Chromosome(int[] newBody, double fitnessValue)` Parameter constructor.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`int`	`compareTo(Chromosome other)`
`double`	`computeRed()` Computes and returns the reduction ratio coded in the chromosome.
`int[]`	`crossPMX(int[] parent)` Crosses this chromosome with the one given as parameter with PMX operator.
`void`	`evaluate()` Function that evaluates a chromosome.
`int`	`get(int pos)` Returns the binary value (0 or 1) of the position given.
`int[]`	`getAll()` Returns the chromosome representation (array of integers).
`int[]`	`getBestFeatures()` Returns the best features for the chromosome representation.
`double`	`getFitness()` Returns the fitness of the chromosome.
`static int`	`getSize()` Returns the size of the chromosome.
`boolean`	`isEvaluated()` Checks if the chromosome has been evaluated.
`void`	`mutation()` Mutates the chromosome.
`void`	`set(int pos, int value)` Sets the value in the chromosome of the given position with the value given.
`static void`	`setAlpha(double value)` Sets the alpha parameter with the value given.
`void`	`setFitness(double value)` Sets the fitness of this chromosome with the value given.
`static void`	`setInitProb(double value)` Sets the initial probability to build the chromosome.
`static void`	`setMutationProbability(double value)` Sets the mutation probability with the value given.
`static void`	`setSize(int value)` Sets the size of the chromosome with the value given as parameter.
`java.lang.String`	`toString()`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - Chromosome
```
public Chromosome()
```
    Default constructor. Initiates the chromosome with the class attributes (size, init,...)
  - Chromosome
```
public Chromosome(int[] newBody)
```
    Parameter constructor. Initiates the chromosome with the vector given.
    
    Parameters:
    
    newBody - vector given to initiate the chromosome.
  - Chromosome
```
public Chromosome(int[] newBody,
                  double fitnessValue)
```
    Parameter constructor. Initiates the chromosome with the vector and the fitness given.
    
    Parameters:
    
    newBody - vector given to initiate the chromosome.
    
    fitnessValue - fitness to set.
- Method Detail
  - setSize
```
public static void setSize(int value)
```
    Sets the size of the chromosome with the value given as parameter.
    
    Parameters:
    
    value - given size to set.
  - setInitProb
```
public static void setInitProb(double value)
```
    Sets the initial probability to build the chromosome.
    
    Parameters:
    
    value - probability to set.
  - setAlpha
```
public static void setAlpha(double value)
```
    Sets the alpha parameter with the value given.
    
    Parameters:
    
    value - alpha to set.
  - setMutationProbability
```
public static void setMutationProbability(double value)
```
    Sets the mutation probability with the value given.
    
    Parameters:
    
    value - probability to set.
  - getSize
```
public static int getSize()
```
    Returns the size of the chromosome.
    
    Returns:
    
    the size of the chromosome.
  - isEvaluated
```
public boolean isEvaluated()
```
    Checks if the chromosome has been evaluated.
    
    Returns:
    
    True if the chromosome has been evaluated.
  - getFitness
```
public double getFitness()
```
    Returns the fitness of the chromosome.
    
    Returns:
    
    the fitness of the chromosome.
  - setFitness
```
public void setFitness(double value)
```
    Sets the fitness of this chromosome with the value given.
    
    Parameters:
    
    value - fitness value to set.
  - get
```
public int get(int pos)
```
    Returns the binary value (0 or 1) of the position given.
    
    Parameters:
    
    pos - position given.
    
    Returns:
    
    the binary value (0 or 1) of the position given.
  - set
```
public void set(int pos,
                int value)
```
    Sets the value in the chromosome of the given position with the value given.
    
    Parameters:
    
    pos - position given.
    
    value - value to set.
  - getAll
```
public int[] getAll()
```
    Returns the chromosome representation (array of integers).
    
    Returns:
    
    the chromosome representation (array of integers).
  - computeRed
```
public double computeRed()
```
    Computes and returns the reduction ratio coded in the chromosome.
    
    Returns:
    
    the reduction ratio coded in the chromosome.
  - evaluate
```
public void evaluate()
```
    Function that evaluates a chromosome. The atttribute fitness will be set.
  - getBestFeatures
```
public int[] getBestFeatures()
```
    Returns the best features for the chromosome representation.
    
    Returns:
    
    the best features for the chromosome representation.
  - mutation
```
public void mutation()
```
    Mutates the chromosome.
  - crossPMX
```
public int[] crossPMX(int[] parent)
```
    Crosses this chromosome with the one given as parameter with PMX operator. The chromosome will be modified, being one of the child, and the other will be returned.
    
    Parameters:
    
    parent - given chromosome (as vector) to cross with.
    
    Returns:
    
    the other chromosome child (as vector).
  - compareTo
```
public int compareTo(Chromosome other)
```
    Specified by:
    
    compareTo in interface java.lang.Comparable<Chromosome>
  - toString
```
public java.lang.String toString()
```
    Overrides:
    
    toString in class java.lang.Object

Class Chromosome

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Chromosome

Chromosome

Chromosome

Method Detail

setSize

setInitProb

setAlpha

setMutationProbability

getSize

isEvaluated

getFitness

setFitness

get

set

getAll

computeRed

evaluate

getBestFeatures

mutation

crossPMX

compareTo

toString