Package elki.clustering.dbscan.predicates

Class PreDeConCorePredicate

java.lang.Object

elki.clustering.dbscan.predicates.PreDeConCorePredicate

All Implemented Interfaces:

CorePredicate<PreDeConNeighborPredicate.PreDeConModel>

@Reference(authors="Christian B\u00f6hm, Karin Kailing, Hans-Peter Kriegel, Peer Kr\u00f6ger",
           title="Density Connected Clustering with Local Subspace Preferences",
           booktitle="Proc. 4th IEEE Int. Conf. on Data Mining (ICDM\'04)",
           url="https://doi.org/10.1109/ICDM.2004.10087",
           bibkey="DBLP:conf/icdm/BohmKKK04")
public class PreDeConCorePredicate
extends java.lang.Object
implements CorePredicate<PreDeConNeighborPredicate.PreDeConModel>

The PreDeCon core point predicate -- having at least minpts. neighbors, and a maximum preference dimensionality of lambda.

Reference:

Christian Böhm, Karin Kailing, Hans-Peter Kriegel, Peer Kröger
Density Connected Clustering with Local Subspace Preferences.
Proc. 4th IEEE Int. Conf. on Data Mining (ICDM'04)

Since:

0.7.0

Author:

Erich Schubert

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	PreDeConCorePredicate.Instance	Instance for a particular data set.
static class	PreDeConCorePredicate.Par	Parameterization class

Field Summary

Fields

Modifier and Type	Field	Description
protected PreDeCon.Settings	settings	The PreDeCon settings class.

Constructor Summary

Constructors

Constructor	Description
PreDeConCorePredicate(PreDeCon.Settings settings)	Default constructor.

Method Summary

Modifier and Type	Method	Description
boolean	acceptsType(SimpleTypeInformation<? extends PreDeConNeighborPredicate.PreDeConModel> type)	Test whether the neighborhood type T is accepted by this predicate.
PreDeConCorePredicate.Instance	instantiate(Database database)	Instantiate for a database.

Methods inherited from class java.lang.Object

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

Field Detail

settings

protected PreDeCon.Settings settings

The PreDeCon settings class.

Constructor Detail

PreDeConCorePredicate

public PreDeConCorePredicate(PreDeCon.Settings settings)

Default constructor.

Parameters:

settings - PreDeCon settings

Method Detail

instantiate

public PreDeConCorePredicate.Instance instantiate(Database database)

Description copied from interface: CorePredicate

Instantiate for a database.

Specified by:

instantiate in interface CorePredicate<PreDeConNeighborPredicate.PreDeConModel>

Parameters:

database - Database to instantiate for

Returns:

Instance

acceptsType

public boolean acceptsType(SimpleTypeInformation<? extends PreDeConNeighborPredicate.PreDeConModel> type)

Description copied from interface: CorePredicate

Test whether the neighborhood type T is accepted by this predicate.

Specified by:

acceptsType in interface CorePredicate<PreDeConNeighborPredicate.PreDeConModel>

Parameters:

type - Type information

Returns:

true when the type is accepted