Package weka.classifiers.trees.ht

Class UnivariateNominalMultiwaySplit

java.lang.Object

weka.classifiers.trees.ht.Split

weka.classifiers.trees.ht.UnivariateNominalMultiwaySplit

All Implemented Interfaces:

Serializable

public class UnivariateNominalMultiwaySplit
extends Split
implements Serializable

A multiway split based on a single nominal attribute

Version:

$Revision: 9705 $

Author:

Richard Kirkby (rkirkby@cs.waikato.ac.nz), Mark Hall (mhall{[at]}pentaho{[dot]}com)

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
UnivariateNominalMultiwaySplit(String attName)	Constructor

Method Summary

Modifier and Type	Method	Description
String	branchForInstance(Instance inst)	Returns the name of the branch that the supplied instance would go down
String	conditionForBranch(String branch)	Returns the condition for the supplied branch name

Methods inherited from class weka.classifiers.trees.ht.Split

splitAttributes

Methods inherited from class java.lang.Object

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

Constructor Details

UnivariateNominalMultiwaySplit

public UnivariateNominalMultiwaySplit(String attName)

Constructor

Parameters:

attName - the name of the attribute to split on

Method Details

branchForInstance

public String branchForInstance(Instance inst)

Description copied from class: Split

Returns the name of the branch that the supplied instance would go down

Specified by:

branchForInstance in class Split

Parameters:

inst - the instance to find the branch for

Returns:

the name of the branch that the instance would go down

conditionForBranch

public String conditionForBranch(String branch)

Description copied from class: Split

Returns the condition for the supplied branch name

Specified by:

conditionForBranch in class Split

Parameters:

branch - the name of the branch to get the condition for

Returns:

the condition (test) that corresponds to the named branch