weka.classifiers.rules
Class Ridor.NumericAntd

java.lang.Object
  weka.classifiers.rules.Ridor.Antd
      weka.classifiers.rules.Ridor.NumericAntd

All Implemented Interfaces:

java.io.Serializable

Enclosing class:

Ridor

private class Ridor.NumericAntd

extends Ridor.Antd

The antecedent with numeric attribute

Field Summary

protected double	accu
protected double	accuRate
protected Attribute	att
protected double	cover
protected double	maxInfoGain
private double	splitPoint
protected double	value

Constructor Summary

Ridor.NumericAntd(Attribute a)

Method Summary

double	getAccu()
double	getAccuRate()
Attribute	getAttr()
double	getAttrValue()
double	getCover()
double	getMaxInfoGain()
double	getSplitPoint()
boolean	isCover(Instance inst) Whether the instance is covered by this antecedent
Instances[]	splitData(Instances insts, double defAcRt, double cl) Implements the splitData function.
java.lang.String	toString() Prints this antecedent

Methods inherited from class java.lang.Object

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

Field Detail

splitPoint

private double splitPoint

att

protected Attribute att

value

protected double value

maxInfoGain

protected double maxInfoGain

accuRate

protected double accuRate

cover

protected double cover

accu

protected double accu

Constructor Detail

Ridor.NumericAntd

public Ridor.NumericAntd(Attribute a)

Method Detail

getSplitPoint

public double getSplitPoint()

splitData

public Instances[] splitData(Instances insts,
                             double defAcRt,
                             double cl)

Implements the splitData function. This procedure is to split the data into two bags according to the information gain of the numeric attribute value The maximum infoGain is also calculated.

Specified by:

splitData in class Ridor.Antd

Parameters:

insts - the data to be split

defAcRt - the default accuracy rate for data

cl - the class label to be predicted

Returns:

the array of data after split

isCover

public boolean isCover(Instance inst)

Whether the instance is covered by this antecedent

Specified by:

isCover in class Ridor.Antd

Parameters:

inst - the instance in question

Returns:

the boolean value indicating whether the instance is covered by this antecedent

toString

public java.lang.String toString()

Prints this antecedent

Specified by:

toString in class Ridor.Antd

Returns:

a textual description of this antecedent

getAttr

public Attribute getAttr()

getAttrValue

public double getAttrValue()

getMaxInfoGain

public double getMaxInfoGain()

getAccuRate

public double getAccuRate()

getAccu

public double getAccu()

getCover

public double getCover()