Complex

java.lang.Object
- keel.Algorithms.Rule_Learning.CN2.Complex

All Implemented Interfaces:

java.lang.Comparable
```
public class Complex
extends java.lang.Object
implements java.lang.Comparable
```
Title: Complex

Description: Structure to represent a complex of one rule

Since:

JDK1.5

Version:

1.1

Author:

Written by José Ramón Cano de Amo (University of Granada) 28/07/2004, Modified by Alberto Fernández (University of Granada) 15/06/2006

Constructor Summary

Constructors
Constructor and Description
`Complex()` Builder.
`Complex(int nClas)` Builder
`Complex(int atr, int op, double val)` Builder.
`Complex(Selector sel, int nClas)` Complete builder.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`void`	`addAttributeNames(java.lang.String[] atributos)` It performs a local copy of the name of the input variables
`void`	`addClassDistribution(int i)` Increments the class distribution
`void`	`addSelector(Selector sel)` Id adds the selector if it is not in the list
`boolean`	`almostSame(Complex c)` It checks if a complex is almost the same to another
`int`	`compareTo(java.lang.Object o)` Comparison function between two objects of the class complex
`void`	`computeLaplacian()` It computes the Laplacian value for the complex
`Complex`	`copyRule()` It copies the complex
`boolean`	`covered(Instance m)` It checks if the complex covers a given example
`void`	`deleteDistribution()` It resets the distribution value for the complex
`int`	`getClas()` It return the class id
`int`	`getClassDistribution(int i)` It returns the class distribution of a specified class
`int[]`	`getDistribution()` It returns the class distribution
`double`	`getheuristic()` It returns the heuristic of the complex (LEF function)
`double`	`getHeuristic()` Returns the heuristic value of the Complex.
`int`	`getNclasses()` It returns the number of classes
`Selector`	`getSelector(int i)` It returns one of the selectors associated to the complex
`int`	`getSize()` It returns the number of selectors of the complex
`void`	`print()` It prints the complex content
`void`	`printDistribution()` It prints the class distribution
`java.lang.String`	`printDistributionString()` It prints the class distribution on a string
`java.lang.String`	`printString()` It prints on a string the content of the complex
`boolean`	`same(Complex c)` It checks if a complex is equal to another.
`boolean`	`sameDistribution(Complex c)` It checks if two complexes have the same class distribution
`void`	`setClass(int i)` It assigns a class to the complex
`void`	`setDistribution(int[] dis)` It assigns a class distribution
`void`	`setheuristic(double heuristic)` It assigns the heuristic of the complex computed as: Covered positives - covered negatives / number of selectors
`void`	`setHeuristic(double heu)` Sets the heuristic value (Wracc) of this Complex object.
`int`	`size()` It returns the number of selectors of the complex

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

- Constructor Detail
  - Complex
```
public Complex()
```
    Builder. Initialize the container variable
  - Complex
```
public Complex(int nClas)
```
    Builder
    
    Parameters:
    
    nClas - int Number of classes
  - Complex
```
public Complex(Selector sel,
               int nClas)
```
    Complete builder. It add the number of classes and a selector
    
    Parameters:
    
    sel - Selector
    
    nClas - Number of classes
  - Complex
```
public Complex(int atr,
               int op,
               double val)
```
    Builder. It creates a selector from an attribute,operator value and builds the complex
    
    Parameters:
    
    atr - Id of the input attribute
    
    op - operator code (higher or equal, distinct...)
    
    val - Attribute value
- Method Detail
  - compareTo
```
public int compareTo(java.lang.Object o)
```
    Comparison function between two objects of the class complex
    
    Specified by:
    
    compareTo in interface java.lang.Comparable
    
    Parameters:
    
    o - "complex" object to compare
    
    Returns:
    
    0 if the heuristics are equal. 1 if the current complex has a higher heuristic . -1 if the complex to compare has a higher heuristic
  - same
```
public boolean same(Complex c)
```
    It checks if a complex is equal to another. They must have the same attribute, operator and value.
    
    Parameters:
    
    c - Complex to compare
    
    Returns:
    
    True if they are the same. False in other case
  - almostSame
```
public boolean almostSame(Complex c)
```
    It checks if a complex is almost the same to another
    
    Parameters:
    
    c - Complex to compare
    
    Returns:
    
    True if they are the same but the last selector. False in other case
  - sameDistribution
```
public boolean sameDistribution(Complex c)
```
    It checks if two complexes have the same class distribution
    
    Parameters:
    
    c - Complex to compare
    
    Returns:
    
    boolean True if they have the same class distribution for all classes. False in other case
  - addClassDistribution
```
public void addClassDistribution(int i)
```
    Increments the class distribution
    
    Parameters:
    
    i - Class id
  - addSelector
```
public void addSelector(Selector sel)
```
    Id adds the selector if it is not in the list
    
    Parameters:
    
    sel - The selector to add [attr op value]
  - getSelector
```
public Selector getSelector(int i)
```
    It returns one of the selectors associated to the complex
    
    Parameters:
    
    i - Selector index
    
    Returns:
    
    The i-th selector of the complex
  - size
```
public int size()
```
    It returns the number of selectors of the complex
    
    Returns:
    
    Complex size
  - print
```
public void print()
```
    It prints the complex content
  - printString
```
public java.lang.String printString()
```
    It prints on a string the content of the complex
    
    Returns:
    
    String a string with the content of the complex
  - getDistribution
```
public int[] getDistribution()
```
    It returns the class distribution
    
    Returns:
    
    the class distribution
  - getClassDistribution
```
public int getClassDistribution(int i)
```
    It returns the class distribution of a specified class
    
    Parameters:
    
    i - clas id
    
    Returns:
    
    the class distribution of a specified class
  - deleteDistribution
```
public void deleteDistribution()
```
    It resets the distribution value for the complex
  - printDistribution
```
public void printDistribution()
```
    It prints the class distribution
  - printDistributionString
```
public java.lang.String printDistributionString()
```
    It prints the class distribution on a string
    
    Returns:
    
    a string with the class distribution
  - getClas
```
public int getClas()
```
    It return the class id
    
    Returns:
    
    the class id
  - setClass
```
public void setClass(int i)
```
    It assigns a class to the complex
    
    Parameters:
    
    i - the class id
  - copyRule
```
public Complex copyRule()
```
    It copies the complex
    
    Returns:
    
    A new cloned complex
  - computeLaplacian
```
public void computeLaplacian()
```
    It computes the Laplacian value for the complex
  - getHeuristic
```
public double getHeuristic()
```
    Returns the heuristic value of the Complex.
    
    Returns:
    
    double the heuristic value of the Complex.
  - setHeuristic
```
public void setHeuristic(double heu)
```
    Sets the heuristic value (Wracc) of this Complex object.
    
    Parameters:
    
    heu - double given value to be set.
  - covered
```
public boolean covered(Instance m)
```
    It checks if the complex covers a given example
    
    Parameters:
    
    m - The example
    
    Returns:
    
    boolean True if it covers the example. False in other case
  - setDistribution
```
public void setDistribution(int[] dis)
```
    It assigns a class distribution
    
    Parameters:
    
    dis - the given class distribution
  - getNclasses
```
public int getNclasses()
```
    It returns the number of classes
    
    Returns:
    
    the number of classes
  - getheuristic
```
public double getheuristic()
```
    It returns the heuristic of the complex (LEF function)
    
    Returns:
    
    the heuristic of the example
  - setheuristic
```
public void setheuristic(double heuristic)
```
    It assigns the heuristic of the complex computed as:
    Covered positives - covered negatives / number of selectors
    
    Parameters:
    
    heuristic - The heuristic
  - getSize
```
public int getSize()
```
    It returns the number of selectors of the complex
    
    Returns:
    
    The size or complexity of the complex
  - addAttributeNames
```
public void addAttributeNames(java.lang.String[] atributos)
```
    It performs a local copy of the name of the input variables
    
    Parameters:
    
    atributos - String[] an Array that stores the name of each variable

Class Complex

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

Complex

Complex

Complex

Complex

Method Detail

compareTo

same

almostSame

sameDistribution

addClassDistribution

addSelector

getSelector

size

print

printString

getDistribution

getClassDistribution

deleteDistribution

printDistribution

printDistributionString

getClas

setClass

copyRule

computeLaplacian

getHeuristic

setHeuristic

covered

setDistribution

getNclasses

getheuristic

setheuristic

getSize

addAttributeNames