de.lmu.ifi.dbs.elki.result.textwriter.naming

Class SimpleEnumeratingScheme

java.lang.Object

de.lmu.ifi.dbs.elki.result.textwriter.naming.SimpleEnumeratingScheme

All Implemented Interfaces:

NamingScheme

public class SimpleEnumeratingScheme
extends java.lang.Object
implements NamingScheme

Simple enumerating naming scheme. Cluster names are generated as follows:

1. if the cluster has a name assigned, use it
2. otherwise use getNameAutomatic() as name, and add an enumeration postfix

Since:

0.2

Author:

Erich Schubert

Field Summary

Fields

Modifier and Type	Field and Description
private Clustering<?>	clustering Clustering this scheme is applied to.
private it.unimi.dsi.fastutil.objects.Object2IntOpenHashMap<java.lang.String>	namefreq Count how often each name occurred so far.
private java.util.Map<Cluster<?>,java.lang.String>	names Assigned cluster names.
private static java.lang.String	NULLPOSTFIX This is the postfix added to the first cluster, which will be removed when there is only one cluster of this name.

Constructor Summary

Constructors

Constructor and Description
SimpleEnumeratingScheme(Clustering<?> clustering) Constructor.

Method Summary

Modifier and Type	Method and Description
java.lang.String	getNameFor(Cluster<?> cluster) Retrieve the cluster name.
private void	updateNames() Assign names to each cluster (which doesn't have a name yet)

Methods inherited from class java.lang.Object

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

Field Detail

clustering

private Clustering<?> clustering

Clustering this scheme is applied to.

namefreq

private it.unimi.dsi.fastutil.objects.Object2IntOpenHashMap<java.lang.String> namefreq

Count how often each name occurred so far.

names

private java.util.Map<Cluster<?>,java.lang.String> names

Assigned cluster names.

NULLPOSTFIX

private static final java.lang.String NULLPOSTFIX

This is the postfix added to the first cluster, which will be removed when there is only one cluster of this name.

See Also:

Constant Field Values

Constructor Detail

SimpleEnumeratingScheme

public SimpleEnumeratingScheme(Clustering<?> clustering)

Constructor.

Parameters:

clustering - Clustering result to name.

Method Detail

updateNames

private void updateNames()

Assign names to each cluster (which doesn't have a name yet)

getNameFor

public java.lang.String getNameFor(Cluster<?> cluster)

Retrieve the cluster name. When a name has not yet been assigned, call updateNames()

Specified by:

getNameFor in interface NamingScheme

Parameters:

cluster - cluster to get a name for

Returns:

cluster name