Instance

java.lang.Object
- keel.Algorithms.Rule_Learning.AQ.Instance

```
public class Instance
extends java.lang.Object
```
Title: Instance

Description: Structure for an instance used in the data-set

Since:

JDK1.4

Version:

1.1

Author:

Written by José Ramón Cano de Amo (University of Jaen) 08/02/2004, Modified by Alberto Fernández (University of Granada) 11/27/2004

Field Summary

Fields
Modifier and Type Field and Description

static int NOMINAL
Attribute nominal type flag.

static int NUMERICO
Attribute numeric type flag.

Fields
Modifier and Type	Field and Description
`static int`	`NOMINAL` Attribute nominal type flag.
`static int`	`NUMERICO` Attribute numeric type flag.

Constructor Summary

Constructors
Constructor and Description

Instance(double[] m, int cl, int size)
Builder

Instance(int size)
Builder without data

Constructors
Constructor and Description
`Instance(double[] m, int cl, int size)` Builder
`Instance(int size)` Builder without data

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`addCovered()` Increments the "covered" value
`boolean`	`compare(Instance m)` It compares if two examples are the same
`Instance`	`copy()` It makes a copy of the example
`double`	`getAttribute(int i)` It returns the value of the attribute i-th of the example
`int`	`getClas()` It returns the class of the example
`int`	`getCovered()` It returns the "covered" value, that is, the number of rules that covers the example
`double[]`	`getMuest()` It returns the example itself (array of values)
`int`	`getNattributes()` It returns the number of attributes of the example
`long`	`getPosFile()` It returns the position of the example in the input data file
`int`	`getType()` It returns the type of the instance
`void`	`print()` It shows the content of the example
`void`	`setAttribute(int i, double val)` It sets a value for an attribute
`void`	`setClass(int i)` It assigns the class
`void`	`setCovered(int value)` It gives a "covered" value
`void`	`setMuest(double[] ds)` It assigns the values for the instance
`void`	`setPosFile(long l)` It assigns the position of the example in the input data file
`void`	`setType(int type)` It sets the type of the instance

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

- Field Detail
  - NOMINAL
```
public static int NOMINAL
```
    Attribute nominal type flag.
  - NUMERICO
```
public static int NUMERICO
```
    Attribute numeric type flag.
- Constructor Detail
  - Instance
```
public Instance(double[] m,
                int cl,
                int size)
```
    Builder
    
    Parameters:
    
    m - an array of attributes
    
    cl - the class of the instance
    
    size - the size of the instance (number of attributes)
  - Instance
```
public Instance(int size)
```
    Builder without data
    
    Parameters:
    
    size - the size of the instance (number of attributes)
- Method Detail
  - getClas
```
public int getClas()
```
    It returns the class of the example
    
    Returns:
    
    the class
  - getMuest
```
public double[] getMuest()
```
    It returns the example itself (array of values)
    
    Returns:
    
    the complete example
  - setClass
```
public void setClass(int i)
```
    It assigns the class
    
    Parameters:
    
    i - class id
  - setMuest
```
public void setMuest(double[] ds)
```
    It assigns the values for the instance
    
    Parameters:
    
    ds - an array of values for the instance
  - getPosFile
```
public long getPosFile()
```
    It returns the position of the example in the input data file
    
    Returns:
    
    the file position
  - setPosFile
```
public void setPosFile(long l)
```
    It assigns the position of the example in the input data file
    
    Parameters:
    
    l - file position
  - getAttribute
```
public double getAttribute(int i)
```
    It returns the value of the attribute i-th of the example
    
    Parameters:
    
    i - attribute position
    
    Returns:
    
    attribute vaule
  - getNattributes
```
public int getNattributes()
```
    It returns the number of attributes of the example
    
    Returns:
    
    number of attributes
  - setAttribute
```
public void setAttribute(int i,
                         double val)
```
    It sets a value for an attribute
    
    Parameters:
    
    i - attribute position
    
    val - new value
  - print
```
public void print()
```
    It shows the content of the example
  - copy
```
public Instance copy()
```
    It makes a copy of the example
    
    Returns:
    
    a new cloned example
  - compare
```
public boolean compare(Instance m)
```
    It compares if two examples are the same
    
    Parameters:
    
    m - Example to compare
    
    Returns:
    
    True if they are the same. False in other case
  - getCovered
```
public int getCovered()
```
    It returns the "covered" value, that is, the number of rules that covers the example
    
    Returns:
    
    the number of rules that covers the example
  - setCovered
```
public void setCovered(int value)
```
    It gives a "covered" value
    
    Parameters:
    
    value - new value
  - addCovered
```
public void addCovered()
```
    Increments the "covered" value
  - setType
```
public void setType(int type)
```
    It sets the type of the instance
    
    Parameters:
    
    type - int type of the instance
  - getType
```
public int getType()
```
    It returns the type of the instance
    
    Returns:
    
    int the type of the instance

Class Instance

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

NOMINAL

NUMERICO

Constructor Detail

Instance

Instance

Method Detail

getClas

getMuest

setClass

setMuest

getPosFile

setPosFile

getAttribute

getNattributes

setAttribute

print

copy

compare

getCovered

setCovered

addCovered

setType

getType