de.lmu.ifi.dbs.elki.index.vafile

Class PartialVAFile.PartialVAFileRangeQuery

java.lang.Object

de.lmu.ifi.dbs.elki.database.query.range.AbstractDistanceRangeQuery<O>

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

de.lmu.ifi.dbs.elki.index.vafile.PartialVAFile.PartialVAFileRangeQuery

All Implemented Interfaces:

DatabaseQuery, RangeQuery<V>

Enclosing class:

PartialVAFile<V extends NumberVector>

public class PartialVAFile.PartialVAFileRangeQuery
extends AbstractRefiningIndex.AbstractRangeQuery

Range query for this index.

Author:

Erich Schubert, Thomas Bernecker

Field Summary

Fields

Modifier and Type	Field and Description
private double	p Lp-Norm p.
private long[]	subspace Subspace.

Fields inherited from class de.lmu.ifi.dbs.elki.database.query.range.AbstractDistanceRangeQuery

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
PartialVAFileRangeQuery(DistanceQuery<V> ddq, double p, long[] subspace) Constructor.

Method Summary

Modifier and Type	Method and Description
DoubleDBIDList	getRangeForObject(V query, double range) Get the nearest neighbors for a particular object in a given query range

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

incRefinements, refine

Methods inherited from class de.lmu.ifi.dbs.elki.database.query.range.AbstractDistanceRangeQuery

getRangeForDBID

Methods inherited from class java.lang.Object

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

Field Detail

p

private double p

Lp-Norm p.

subspace

private long[] subspace

Subspace.

Constructor Detail

PartialVAFileRangeQuery

public PartialVAFileRangeQuery(DistanceQuery<V> ddq,
                               double p,
                               long[] subspace)

Constructor.

Parameters:

ddq - Distance query

p - LP Norm p

subspace - Subspace

Method Detail

getRangeForObject

public DoubleDBIDList getRangeForObject(V query,
                                        double range)

Description copied from interface: RangeQuery

Get the nearest neighbors for a particular object in a given query range

Specified by:

getRangeForObject in interface RangeQuery<V extends NumberVector>

Specified by:

getRangeForObject in class AbstractDistanceRangeQuery<V extends NumberVector>

Parameters:

query - Query object

range - Query range

Returns:

neighbors