keel.Algorithms.Associative_Classification.ClassifierCBA

Class DataBase

java.lang.Object

keel.Algorithms.Associative_Classification.ClassifierCBA.DataBase

public class DataBase
extends java.lang.Object

Class to store the examples to work with the algorithm and some other useful information.

Since:

JDK1.5

Version:

1.0

Author:

Written by Jesus Alcalá (University of Granada) 09/02/2010

Constructor Summary

Constructors

Constructor and Description
DataBase() Default Constructor
DataBase(myDataset train) Parameters Constructor

Method Summary

Modifier and Type	Method and Description
int[]	getnLabels() It return the whole array of number of labels for every attribute
int	matching(int variable, int label, int value) It checks if the value of a specific label in a specific attribute matchs with a given value
int	numClasses() It returns the number of different possible outputs (classes) of the examples
int	numLabels(int variable) It returns the number of different labels that a specific input attribute can hold
int	numVariables() It returns the number of input attributes in the examples
int	numVariablesUsed() It returns the number of input attributes which has been used
java.lang.String	print(int var, int label) It prints an attribute with its label in a string way
java.lang.String	printString() It prints the whole database
void	saveFile(java.lang.String filename) It stores the data base in a given file

Methods inherited from class java.lang.Object

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

Constructor Detail

DataBase

public DataBase()

Default Constructor

DataBase

public DataBase(myDataset train)

Parameters Constructor

Parameters:

train - It contains the train data set with the whole information to execute the algorithm

Method Detail

numVariables

public int numVariables()

It returns the number of input attributes in the examples

Returns:

int The number of input attributes

numVariablesUsed

public int numVariablesUsed()

It returns the number of input attributes which has been used

Returns:

int The number of input attributes which has been used

numClasses

public int numClasses()

It returns the number of different possible outputs (classes) of the examples

Returns:

int The number of different possible outputs (classes) of the examples

numLabels

public int numLabels(int variable)

It returns the number of different labels that a specific input attribute can hold

Parameters:

variable - int The input attribute which we want to know the number of different labels it can have

Returns:

int The number of labels

getnLabels

public int[] getnLabels()

It return the whole array of number of labels for every attribute

Returns:

int[] the whole array of number of labels for every attribute

matching

public int matching(int variable,
                    int label,
                    int value)

It checks if the value of a specific label in a specific attribute matchs with a given value

Parameters:

variable - Attribute which we are going to check

label - Attribute's label we are going to check

value - Value to be compared

Returns:

int 1 = they match, 0 = they don't.

print

public java.lang.String print(int var,
                              int label)

It prints an attribute with its label in a string way

Parameters:

var - Attribute to be printed

label - Attribute's label to be printed

Returns:

String A string which represents the "string format" of the given input

printString

public java.lang.String printString()

It prints the whole database

Returns:

String The whole database

saveFile

public void saveFile(java.lang.String filename)

It stores the data base in a given file

Parameters:

filename - String Name for the database file