keel.Algorithms.Rule_Learning.SRI

Class Instances

java.lang.Object

keel.Algorithms.Rule_Learning.SRI.Instances

public class Instances
extends java.lang.Object

Title: Intances class

Description: it stores the dataset in a way that this Rule learning algorithm can understand.

Company: KEEL

Version:

1.0

Author:

Ismael Duque García

Constructor Summary

Constructors

Constructor and Description
Instances() Default constructor.
Instances(double[][] e, java.lang.String[] o, int num_a, int n_class) Parameter constructor.

Method Summary

Modifier and Type	Method and Description
java.util.LinkedList<java.lang.Double>	getExample(int i) Returns the example in the position given.
int	getnClass() Returns the number of classes or output values.
int	getnData() Returns the number of examples.
int	getnInputs() Returns the number of attributes of the dataset.
java.lang.String	getOutputAsString(int i) Returns the output value of the example in the position given.
boolean	isEmpty() Checks if the dataset is empty.
void	removeInstance(int i) Removes the example in the given position.
void	removeInstances(java.util.LinkedList<java.lang.Integer> eliminar) Removes all the examples whose indeces are given as parameter.

Methods inherited from class java.lang.Object

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

Constructor Detail

Instances

public Instances()

Default constructor.

Instances

public Instances(double[][] e,
                 java.lang.String[] o,
                 int num_a,
                 int n_class)

Parameter constructor. Creates a dataset by adding the given examples given.

Parameters:

e - double[][] examples of the dataset.

o - String[] Outputs of the examples.

num_a - not used.

n_class - number of classes in the dataset.

Method Detail

getOutputAsString

public java.lang.String getOutputAsString(int i)

Returns the output value of the example in the position given.

Parameters:

i - int given index/position.

Returns:

String the output value of the ith example

getnInputs

public int getnInputs()

Returns the number of attributes of the dataset.

Returns:

int number of attributes.

getnData

public int getnData()

Returns the number of examples.

Returns:

int number of examples.

getnClass

public int getnClass()

Returns the number of classes or output values.

Returns:

int the number of classes or output values.

getExample

public java.util.LinkedList<java.lang.Double> getExample(int i)

Returns the example in the position given.

Parameters:

i - int given index/position.

Returns:

LinkedList values of the ith example.

removeInstance

public void removeInstance(int i)

Removes the example in the given position.

Parameters:

i - int given index/position.

removeInstances

public void removeInstances(java.util.LinkedList<java.lang.Integer> eliminar)

Removes all the examples whose indeces are given as parameter.

Parameters:

eliminar - LinkedList indeces of the examples to be removed.

isEmpty

public boolean isEmpty()

Checks if the dataset is empty.

Returns:

boolean True if it is empty, false otherwise.