weka.classifiers.rules
Class OneR.OneRRule

java.lang.Object
  weka.classifiers.rules.OneR.OneRRule

All Implemented Interfaces:

java.io.Serializable

Enclosing class:

OneR

private class OneR.OneRRule

extends java.lang.Object

implements java.io.Serializable

Class for storing store a 1R rule.

Field Summary

private Attribute	m_attr Attribute to test
private double[]	m_breakpoints Breakpoints (numeric attributes only)
private Attribute	m_class The class attribute.
private int[]	m_classifications Predicted class for each value of attr
private int	m_correct Training set examples this rule gets right
private int	m_missingValueClass Predicted class for missing values
private int	m_numInst The number of instances used for building the rule.

Constructor Summary

OneR.OneRRule(Instances data, Attribute attribute)
Constructor for nominal attribute.

OneR.OneRRule(Instances data, Attribute attribute, int nBreaks)
Constructor for numeric attribute.

Method Summary

java.lang.String

toString() Returns a description of the rule.

Methods inherited from class java.lang.Object

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

Field Detail

m_class

private Attribute m_class

The class attribute.

m_numInst

private int m_numInst

The number of instances used for building the rule.

m_attr

private Attribute m_attr

Attribute to test

m_correct

private int m_correct

Training set examples this rule gets right

m_classifications

private int[] m_classifications

Predicted class for each value of attr

m_missingValueClass

private int m_missingValueClass

Predicted class for missing values

m_breakpoints

private double[] m_breakpoints

Breakpoints (numeric attributes only)

Constructor Detail

OneR.OneRRule

public OneR.OneRRule(Instances data,
                     Attribute attribute)
              throws java.lang.Exception

Constructor for nominal attribute.

OneR.OneRRule

public OneR.OneRRule(Instances data,
                     Attribute attribute,
                     int nBreaks)
              throws java.lang.Exception

Constructor for numeric attribute.

Method Detail

toString

public java.lang.String toString()

Returns a description of the rule.