de.lmu.ifi.dbs.elki.result.optics

Class ClusterOrderResult<D extends Distance<D>>

java.lang.Object

de.lmu.ifi.dbs.elki.result.AbstractHierarchicalResult

de.lmu.ifi.dbs.elki.result.BasicResult

de.lmu.ifi.dbs.elki.result.optics.ClusterOrderResult<D>

Type Parameters:

D - distance type.

All Implemented Interfaces:

HierarchicalResult, IterableResult<ClusterOrderEntry<D>>, Result, Iterable<ClusterOrderEntry<D>>

public class ClusterOrderResult<D extends Distance<D>>
extends BasicResult
implements IterableResult<ClusterOrderEntry<D>>

Class to store the result of an ordering clustering algorithm such as OPTICS.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
(package private) class	ClusterOrderResult.ClusterOrderAdapter Ordering part of the result.
(package private) class	ClusterOrderResult.PredecessorAdapter Result containing the predecessor ID.
(package private) class	ClusterOrderResult.ReachabilityDistanceAdapter Result containing the reachability distances.

Field Summary

Fields

Modifier and Type	Field and Description
private ArrayList<ClusterOrderEntry<D>>	clusterOrder Cluster order storage
(package private) ModifiableDBIDs	dbids The DBIDs we are defined for
private WritableDataStore<ClusterOrderEntry<D>>	map Map of object IDs to their cluster order entry

Constructor Summary

Constructors

Constructor and Description
ClusterOrderResult(String name, String shortname) Constructor

Method Summary

Methods

Modifier and Type	Method and Description
void	add(ClusterOrderEntry<D> ce) Add an object to the cluster order.
void	add(DBID id, DBID predecessor, D reachability) Add an object to the cluster order.
List<ClusterOrderEntry<D>>	getClusterOrder() Retrieve the complete cluster order.
Class<?>	getDistanceClass() Get the distance class
Iterator<ClusterOrderEntry<D>>	iterator() The cluster order is iterable

Methods inherited from class de.lmu.ifi.dbs.elki.result.BasicResult

getLongName, getShortName

Methods inherited from class de.lmu.ifi.dbs.elki.result.AbstractHierarchicalResult

addChildResult, getHierarchy, setHierarchy

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.result.Result

getLongName, getShortName

Field Detail

clusterOrder

private ArrayList<ClusterOrderEntry<D extends Distance<D>>> clusterOrder

Cluster order storage

map

private WritableDataStore<ClusterOrderEntry<D extends Distance<D>>> map

Map of object IDs to their cluster order entry

dbids

ModifiableDBIDs dbids

The DBIDs we are defined for

Constructor Detail

ClusterOrderResult

public ClusterOrderResult(String name,
                  String shortname)

Constructor

Parameters:

name - The long name (for pretty printing)

shortname - the short name (for filenames etc.)

Method Detail

getClusterOrder

public List<ClusterOrderEntry<D>> getClusterOrder()

Retrieve the complete cluster order.

Returns:

cluster order

iterator

public Iterator<ClusterOrderEntry<D>> iterator()

The cluster order is iterable

Specified by:

iterator in interface IterableResult<ClusterOrderEntry<D extends Distance<D>>>

Specified by:

iterator in interface Iterable<ClusterOrderEntry<D extends Distance<D>>>

Returns:

iterator

add

public void add(DBID id,
       DBID predecessor,
       D reachability)

Add an object to the cluster order.

Parameters:

id - Object ID

predecessor - Predecessor ID

reachability - Reachability distance

add

public void add(ClusterOrderEntry<D> ce)

Add an object to the cluster order.

Parameters:

ce - Entry

getDistanceClass

public Class<?> getDistanceClass()

Get the distance class

Returns:

distance class. Can be null for an all-undefined result!