de.lmu.ifi.dbs.elki.algorithm.clustering.hierarchical.extraction

Class CutDendrogramByNumberOfClusters

java.lang.Object

de.lmu.ifi.dbs.elki.algorithm.clustering.hierarchical.extraction.AbstractCutDendrogram

de.lmu.ifi.dbs.elki.algorithm.clustering.hierarchical.extraction.CutDendrogramByNumberOfClusters

All Implemented Interfaces:

Algorithm, ClusteringAlgorithm<Clustering<DendrogramModel>>

public class CutDendrogramByNumberOfClusters
extends AbstractCutDendrogram
implements ClusteringAlgorithm<Clustering<DendrogramModel>>

Extract a flat clustering from a full hierarchy, represented in pointer form.

Since:

0.7.5

Author:

Erich Schubert

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected class	CutDendrogramByNumberOfClusters.Instance Instance for a single data set.
static class	CutDendrogramByNumberOfClusters.Parameterizer Parameterization class.

Field Summary

Fields

Modifier and Type	Field and Description
(package private) static Logging	LOG Class logger.
private int	minclusters Minimum number of clusters to extract

Fields inherited from class de.lmu.ifi.dbs.elki.algorithm.clustering.hierarchical.extraction.AbstractCutDendrogram

algorithm, hierarchical

Constructor Summary

Constructors

Constructor and Description
CutDendrogramByNumberOfClusters(HierarchicalClusteringAlgorithm algorithm, int minclusters, boolean hierarchical) Constructor.

Method Summary

Modifier and Type	Method and Description
protected Logging	getLogger()
Clustering<DendrogramModel>	run(PointerHierarchyRepresentationResult pointerresult) Process a pointer hierarchy result.

Methods inherited from class de.lmu.ifi.dbs.elki.algorithm.clustering.hierarchical.extraction.AbstractCutDendrogram

getInputTypeRestriction, run

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.lmu.ifi.dbs.elki.algorithm.clustering.ClusteringAlgorithm

run

Methods inherited from interface de.lmu.ifi.dbs.elki.algorithm.Algorithm

getInputTypeRestriction

Field Detail

LOG

static final Logging LOG

Class logger.

minclusters

private final int minclusters

Minimum number of clusters to extract

Constructor Detail

CutDendrogramByNumberOfClusters

public CutDendrogramByNumberOfClusters(HierarchicalClusteringAlgorithm algorithm,
                                       int minclusters,
                                       boolean hierarchical)

Constructor.

Parameters:

algorithm - Algorithm to run

minclusters - Minimum number of clusters

hierarchical - Produce a hierarchical output

Method Detail

run

public Clustering<DendrogramModel> run(PointerHierarchyRepresentationResult pointerresult)

Description copied from class: AbstractCutDendrogram

Process a pointer hierarchy result.

Specified by:

run in class AbstractCutDendrogram

Parameters:

pointerresult - Hierarchical result in pointer representation.

Returns:

Clustering

getLogger

protected Logging getLogger()

Specified by:

getLogger in class AbstractCutDendrogram