keel.Algorithms.Rule_Learning.Slipper

Class Trio

java.lang.Object

keel.Algorithms.Rule_Learning.Slipper.Trio

public class Trio
extends java.lang.Object

Auxiliar class.<\i> It counts the number of instances (positive and negative) that contains a given value. of a given attribute in a dataset.

Since:

JDK1.2

Version:

1.1

Author:

Written by Alberto Fernández (University of Granada) 01/07/2008, Modified by Xavi Solé (La Salle, Ramón Llull University - Barcelona) 03/12/2008

Constructor Summary

Constructors

Constructor and Description
Trio() Default constructor.
Trio(double clave) Constructs a Trio with the given value and 0 instaces for both positives and negatives.
Trio(double clave, double value, int sign) Constructs a Trio with the given value and 0 instaces for both positives and negatives.

Method Summary

Modifier and Type	Method and Description
void	addNegative(double value) Increases the number of negative instances of a given dataset that contains the value.
void	addPositive(double value) Increases the number of positive instances of a given dataset that contains the value.
double	getKey() Returns the attribute's value.
double	getNegative() Returns the number of negative instances of a given dataset that contains the value.
double	getPositive() Returns the number of positive instances of a given dataset that contains the value.
void	setKey(double clave) Sets the attribute'value to a new value.
java.lang.String	toString() Returns a string that represent a Trio.
java.lang.String	toString(int i) Returns a string that represent a Trio, taking into account the given attribute's id.

Methods inherited from class java.lang.Object

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

Constructor Detail

Trio

public Trio()

Default constructor.

Trio

public Trio(double clave)

Constructs a Trio with the given value and 0 instaces for both positives and negatives.

Parameters:

clave - the attribute's value.

Trio

public Trio(double clave,
            double value,
            int sign)

Constructs a Trio with the given value and 0 instaces for both positives and negatives.

Parameters:

clave - the attribute's value.

value - initial value

sign - whether value goes to positives or to negatives

Method Detail

getKey

public double getKey()

Returns the attribute's value.

Returns:

the attribute's value.

getPositive

public double getPositive()

Returns the number of positive instances of a given dataset that contains the value.

Returns:

the number of positive instances.

getNegative

public double getNegative()

Returns the number of negative instances of a given dataset that contains the value.

Returns:

the number of negative instances.

setKey

public void setKey(double clave)

Sets the attribute'value to a new value.

Parameters:

clave - the new attribute's value.

addPositive

public void addPositive(double value)

Increases the number of positive instances of a given dataset that contains the value.

Parameters:

value - the adding value

addNegative

public void addNegative(double value)

Increases the number of negative instances of a given dataset that contains the value.

Parameters:

value - the adding value

toString

public java.lang.String toString()

Returns a string that represent a Trio.

Overrides:

toString in class java.lang.Object

Returns:

a string that represent a Trio.

toString

public java.lang.String toString(int i)

Returns a string that represent a Trio, taking into account the given attribute's id.

Parameters:

i - int the attribute's id.

Returns:

a string that represent a Trio.