de.lmu.ifi.dbs.elki.index.projected

Class ProjectedIndex.ProjectedRangeQuery

java.lang.Object

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

de.lmu.ifi.dbs.elki.index.projected.ProjectedIndex.ProjectedRangeQuery

All Implemented Interfaces:

DatabaseQuery, RangeQuery<O>

Enclosing class:

ProjectedIndex<O,I>

class ProjectedIndex.ProjectedRangeQuery
extends AbstractDistanceRangeQuery<O>

Class to proxy range queries.

Author:

Erich Schubert

Field Summary

Fields

Modifier and Type	Field and Description
(package private) RangeQuery<I>	inner Inner range query.

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
ProjectedRangeQuery(DistanceQuery<O> distanceQuery, RangeQuery<I> inner) Constructor.

Method Summary

Modifier and Type	Method and Description
DoubleDBIDList	getRangeForDBID(DBIDRef id, double range) Get the nearest neighbors for a particular id in a given query range
DoubleDBIDList	getRangeForObject(O obj, double range) Get the nearest neighbors for a particular object in a given query range

Methods inherited from class java.lang.Object

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

Field Detail

inner

RangeQuery<I> inner

Inner range query.

Constructor Detail

ProjectedRangeQuery

public ProjectedRangeQuery(DistanceQuery<O> distanceQuery,
                           RangeQuery<I> inner)

Constructor.

Parameters:

inner - Inner range query.

Method Detail

getRangeForDBID

public DoubleDBIDList getRangeForDBID(DBIDRef id,
                                      double range)

Description copied from interface: RangeQuery

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

Specified by:

getRangeForDBID in interface RangeQuery<O>

Overrides:

getRangeForDBID in class AbstractDistanceRangeQuery<O>

Parameters:

id - query object ID

range - Query range

Returns:

neighbors

getRangeForObject

public DoubleDBIDList getRangeForObject(O obj,
                                        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<O>

Specified by:

getRangeForObject in class AbstractDistanceRangeQuery<O>

Parameters:

obj - Query object

range - Query range

Returns:

neighbors