org.schwiebert.abl4j.cluster.methods
Class ABLClusterMethod

java.lang.Object
  org.schwiebert.abl4j.cluster.methods.ABLClusterMethod

All Implemented Interfaces:

ClusterMethod<AblNtMap>, MergeMethod<AblNtMap>, IConfigurable

public class ABLClusterMethod
extends Object
implements ClusterMethod<AblNtMap>, MergeMethod<AblNtMap>

This class implements the clustering part of the aligning phase of ABL.

Author:

Menno van Zaanen (menno@ics.mq.edu.au) (original C++ Version), Jeroen Geertzen (j.geertzen@uvt.nl) (modifications in C++ Version), Stephan Schwiebert (sschwieb@spinfo.uni-koeln.de) (Java-Implementation)

Field Summary

private Logger	logger
private AblNtMap	ntm

Constructor Summary

ABLClusterMethod()

Method Summary

void	configure(PropertiesMap properties)
boolean	findClusters(ITreeBank tb) Searches for clusters, which must be stored in a NonTerminalsMapping that will be used by a MergeMethod.
private void	findClustersInTree(ITree<?> t)
AblNtMap	getMapping() Returns the NonTerminalsMapping used by a MergeMethod for merging.
int	getNumberOfClusteredNTs() Returns the number of clustered NonTerminals.
int	getNumberOfUnclusteredNTs() Returns the number of nonterminals before merge operation was applied.
void	mergeClusters(ITreeBank tb) Merge-Method
private void	mergeClustersInTree(ITree<?> t)
void	setMapping(AblNtMap ntm) Sets the NonTerminalsMapping as it was created by a ClusterMethod.

Methods inherited from class java.lang.Object

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

Field Detail

logger

private Logger logger

ntm

private AblNtMap ntm

Constructor Detail

ABLClusterMethod

public ABLClusterMethod()

Method Detail

getMapping

public AblNtMap getMapping()

Description copied from interface: ClusterMethod

Returns the NonTerminalsMapping used by a MergeMethod for merging.

Specified by:

getMapping in interface ClusterMethod<AblNtMap>

Returns:

setMapping

public void setMapping(AblNtMap ntm)

Description copied from interface: MergeMethod

Sets the NonTerminalsMapping as it was created by a ClusterMethod.

Specified by:

setMapping in interface MergeMethod<AblNtMap>

getNumberOfClusteredNTs

public int getNumberOfClusteredNTs()

Description copied from interface: MergeMethod

Returns the number of clustered NonTerminals.

Specified by:

getNumberOfClusteredNTs in interface MergeMethod<AblNtMap>

Returns:

getNumberOfUnclusteredNTs

public int getNumberOfUnclusteredNTs()

Description copied from interface: ClusterMethod

Returns the number of nonterminals before merge operation was applied.

Specified by:

getNumberOfUnclusteredNTs in interface ClusterMethod<AblNtMap>

Returns:

findClusters

public boolean findClusters(ITreeBank tb)

Description copied from interface: ClusterMethod

Searches for clusters, which must be stored in a NonTerminalsMapping that will be used by a MergeMethod.

Specified by:

findClusters in interface ClusterMethod<AblNtMap>

Returns:

true if the operation could be completed, false otherwise

findClustersInTree

private void findClustersInTree(ITree<?> t)

mergeClusters

public void mergeClusters(ITreeBank tb)

Description copied from interface: MergeMethod

Merge-Method

Specified by:

mergeClusters in interface MergeMethod<AblNtMap>

mergeClustersInTree

private void mergeClustersInTree(ITree<?> t)

configure

public void configure(PropertiesMap properties)

Specified by:

configure in interface IConfigurable