Package moa.classifiers.rules.core.conditionaltests

Class NumericAttributeBinaryRulePredicate

java.lang.Object

moa.AbstractMOAObject

moa.classifiers.core.conditionaltests.InstanceConditionalTest

moa.classifiers.core.conditionaltests.InstanceConditionalBinaryTest

moa.classifiers.rules.core.conditionaltests.NumericAttributeBinaryRulePredicate

All Implemented Interfaces:

java.io.Serializable, Predicate, MOAObject

public class NumericAttributeBinaryRulePredicate
extends InstanceConditionalBinaryTest
implements Predicate

Numeric binary conditional test for instances to use to split nodes in AMRules.

Version:

$Revision: 1 $

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected int	attIndex
protected double	attValue
protected int	operator
protected boolean	state

Constructor Summary

Constructors

Constructor	Description
NumericAttributeBinaryRulePredicate(int attIndex, double attValue, int operator)

Method Summary

Modifier and Type	Method	Description
int	branchForInstance(Instance inst)	Returns the number of the branch for an instance, -1 if unknown.
java.lang.String	describeConditionForBranch(int branch, InstancesHeader context)	Gets the text that describes the condition of a branch.
boolean	evaluate(Instance inst)
int	getAttributeIndex()
int[]	getAttsTestDependsOn()	Returns an array with the attributes that the test depends on.
void	getDescription(java.lang.StringBuilder sb, int indent)	Returns a string representation of this object.
void	getDescription(java.lang.StringBuilder sb, int indent, InstanceInformation instInformation)
double	getSplitValue()
boolean	isEqual(NumericAttributeBinaryRulePredicate predicate)
boolean	isEqualOrLess()
boolean	isIncludedInRuleNode(NumericAttributeBinaryRulePredicate predicate)
boolean	isUsingSameAttribute(NumericAttributeBinaryRulePredicate predicate)
void	negateCondition()
void	setAttributeValue(NumericAttributeBinaryRulePredicate ruleSplitNodeTest)
java.lang.String	toString()	Returns a description of the object.

Methods inherited from class moa.AbstractMOAObject

copy, copy, measureByteSize, measureByteSize

Methods inherited from class moa.classifiers.core.conditionaltests.InstanceConditionalBinaryTest

maxBranches

Methods inherited from class moa.classifiers.core.conditionaltests.InstanceConditionalTest

resultKnownForInstance

Methods inherited from class java.lang.Object

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

Field Detail

attIndex

protected int attIndex

attValue

protected double attValue

operator

protected int operator

state

protected boolean state

Constructor Detail

NumericAttributeBinaryRulePredicate

public NumericAttributeBinaryRulePredicate(int attIndex,
                                           double attValue,
                                           int operator)

Method Detail

negateCondition

public void negateCondition()

Specified by:

negateCondition in interface Predicate

branchForInstance

public int branchForInstance(Instance inst)

Description copied from class: InstanceConditionalTest

Returns the number of the branch for an instance, -1 if unknown.

Specified by:

branchForInstance in class InstanceConditionalTest

Parameters:

inst - the instance to be used

Returns:

the number of the branch for an instance, -1 if unknown.

describeConditionForBranch

public java.lang.String describeConditionForBranch(int branch,
                                                   InstancesHeader context)

Description copied from class: InstanceConditionalTest

Gets the text that describes the condition of a branch. It is used to describe the branch.

Specified by:

describeConditionForBranch in class InstanceConditionalTest

Parameters:

branch - the number of the branch to describe

context - the context or header of the data stream

Returns:

the text that describes the condition of the branch

getAttsTestDependsOn

public int[] getAttsTestDependsOn()

Description copied from class: InstanceConditionalTest

Returns an array with the attributes that the test depends on.

Specified by:

getAttsTestDependsOn in class InstanceConditionalTest

Returns:

an array with the attributes that the test depends on

getSplitValue

public double getSplitValue()

evaluate

public boolean evaluate(Instance inst)

Specified by:

evaluate in interface Predicate

isEqual

public boolean isEqual(NumericAttributeBinaryRulePredicate predicate)

isUsingSameAttribute

public boolean isUsingSameAttribute(NumericAttributeBinaryRulePredicate predicate)

isIncludedInRuleNode

public boolean isIncludedInRuleNode(NumericAttributeBinaryRulePredicate predicate)

setAttributeValue

public void setAttributeValue(NumericAttributeBinaryRulePredicate ruleSplitNodeTest)

getDescription

public void getDescription(java.lang.StringBuilder sb,
                           int indent)

Description copied from interface: MOAObject

Returns a string representation of this object. Used in AbstractMOAObject.toString to give a string representation of the object.

Specified by:

getDescription in interface MOAObject

Parameters:

sb - the stringbuilder to add the description

indent - the number of characters to indent

getDescription

public void getDescription(java.lang.StringBuilder sb,
                           int indent,
                           InstanceInformation instInformation)

Specified by:

getDescription in interface Predicate

toString

public java.lang.String toString()

Description copied from class: AbstractMOAObject

Returns a description of the object.

Overrides:

toString in class AbstractMOAObject

Returns:

a description of the object

getAttributeIndex

public int getAttributeIndex()

Specified by:

getAttributeIndex in interface Predicate

isEqualOrLess

public boolean isEqualOrLess()

Specified by:

isEqualOrLess in interface Predicate