de.lmu.ifi.dbs.elki.index.idistance

Class InMemoryIDistanceIndex.IDistanceKNNQuery

java.lang.Object

de.lmu.ifi.dbs.elki.database.query.knn.AbstractDistanceKNNQuery<O>

de.lmu.ifi.dbs.elki.index.AbstractRefiningIndex.AbstractKNNQuery

de.lmu.ifi.dbs.elki.index.idistance.InMemoryIDistanceIndex.IDistanceKNNQuery

All Implemented Interfaces:

DatabaseQuery, KNNQuery<O>

Enclosing class:

InMemoryIDistanceIndex<O>

protected class InMemoryIDistanceIndex.IDistanceKNNQuery
extends AbstractRefiningIndex.AbstractKNNQuery

kNN query implementation.

Author:

Erich Schubert

Field Summary

Fields inherited from class de.lmu.ifi.dbs.elki.database.query.knn.AbstractDistanceKNNQuery

distanceQuery, relation

Fields inherited from interface de.lmu.ifi.dbs.elki.database.query.DatabaseQuery

HINT_BULK, HINT_EXACT, HINT_HEAVY_USE, HINT_NO_CACHE, HINT_OPTIMIZED_ONLY, HINT_SINGLE

Constructor Summary

Constructors

Constructor and Description
InMemoryIDistanceIndex.IDistanceKNNQuery(DistanceQuery<O> distanceQuery) Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
KNNList	getKNNForObject(O obj, int k) Get the k nearest neighbors for a particular id.

Methods inherited from class de.lmu.ifi.dbs.elki.index.AbstractRefiningIndex.AbstractKNNQuery

incRefinements, refine

Methods inherited from class de.lmu.ifi.dbs.elki.database.query.knn.AbstractDistanceKNNQuery

getKNNForBulkDBIDs, getKNNForDBID

Methods inherited from class java.lang.Object

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

Constructor Detail

InMemoryIDistanceIndex.IDistanceKNNQuery

public InMemoryIDistanceIndex.IDistanceKNNQuery(DistanceQuery<O> distanceQuery)

Constructor.

Parameters:

distanceQuery - Distance query

Method Detail

getKNNForObject

public KNNList getKNNForObject(O obj,
                      int k)

Description copied from interface: KNNQuery

Get the k nearest neighbors for a particular id.

Specified by:

getKNNForObject in interface KNNQuery<O>

Specified by:

getKNNForObject in class AbstractDistanceKNNQuery<O>

Parameters:

obj - Query object

k - Number of neighbors requested

Returns:

neighbors