de.lmu.ifi.dbs.elki.algorithm.clustering.gdbscan

Class COPACNeighborPredicate.COPACModel

java.lang.Object

de.lmu.ifi.dbs.elki.algorithm.clustering.gdbscan.COPACNeighborPredicate.COPACModel

All Implemented Interfaces:

DBIDs, SetDBIDs

Enclosing class:

COPACNeighborPredicate<V extends NumberVector>

public static class COPACNeighborPredicate.COPACModel
extends Object
implements SetDBIDs

Model used by COPAC for core point property.

Author:

Erich Schubert

Field Summary

Fields

Modifier and Type	Field and Description
(package private) int	cdim Correlation dimensionality.
(package private) SetDBIDs	ids Neighbor ids.

Constructor Summary

Constructors

Constructor and Description
COPACNeighborPredicate.COPACModel(int cdim, SetDBIDs ids) COPAC model.

Method Summary

Methods

Modifier and Type	Method and Description
boolean	contains(DBIDRef o) Test whether an ID is contained.
boolean	isEmpty() Test for an empty DBID collection.
DBIDIter	iter() Get a DBID iterator (a more efficient API).
int	size() Retrieve the collection / data size.

Methods inherited from class java.lang.Object

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

Field Detail

cdim

int cdim

Correlation dimensionality.

ids

SetDBIDs ids

Neighbor ids.

Constructor Detail

COPACNeighborPredicate.COPACModel

public COPACNeighborPredicate.COPACModel(int cdim,
                                 SetDBIDs ids)

COPAC model.

Parameters:

cdim - Correlation dimensionality

ids - Neighbor ids

Method Detail

iter

public DBIDIter iter()

Description copied from interface: DBIDs

Get a DBID iterator (a more efficient API). usage example:

 for(DBIDIter iter = ids.iter(); iter.valid(); iter.advance()) {
   DBID id = iter.getDBID();
 }
 
 

Specified by:

iter in interface DBIDs

Returns:

iterator

size

public int size()

Description copied from interface: DBIDs

Retrieve the collection / data size.

Specified by:

size in interface DBIDs

Returns:

collection size

contains

public boolean contains(DBIDRef o)

Description copied from interface: DBIDs

Test whether an ID is contained.

Specified by:

contains in interface DBIDs

Parameters:

o - object to test

Returns:

true when contained

isEmpty

public boolean isEmpty()

Description copied from interface: DBIDs

Test for an empty DBID collection.

Specified by:

isEmpty in interface DBIDs

Returns:

true when empty.