de.lmu.ifi.dbs.elki.database.query.range
Interface RangeQuery<O,D extends Distance<D>>

Type Parameters:

O - Object type

D - Distance type

All Superinterfaces:

DatabaseQuery

All Known Implementing Classes:

AbstractDistanceRangeQuery, DoubleDistanceRStarTreeRangeQuery, GenericRStarTreeRangeQuery, LinearScanPrimitiveDistanceRangeQuery, LinearScanRangeQuery, LinearScanRawDoubleDistanceRangeQuery, MetricalIndexRangeQuery

public interface RangeQuery<O,D extends Distance<D>>
extends DatabaseQuery

The interface for range queries

Field Summary

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

Method Summary

D	getDistanceFactory() Get the distance data type of the function.
List<List<DistanceResultPair<D>>>	getRangeForBulkDBIDs(ArrayDBIDs ids, D range) Bulk query method
List<DistanceResultPair<D>>	getRangeForDBID(DBID id, D range) Get the nearest neighbors for a particular id in a given query range
List<DistanceResultPair<D>>	getRangeForObject(O obj, D range) Get the nearest neighbors for a particular object in a given query range
Relation<? extends O>	getRelation() Access the underlying data query.

Method Detail

getRangeForDBID

List<DistanceResultPair<D>> getRangeForDBID(DBID id,
                                            D range)

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

Parameters:

id - query object ID

range - Query range

Returns:

neighbors

getRangeForBulkDBIDs

List<List<DistanceResultPair<D>>> getRangeForBulkDBIDs(ArrayDBIDs ids,
                                                       D range)

Bulk query method

Parameters:

ids - query object IDs

range - Query range

Returns:

neighbors

getRangeForObject

List<DistanceResultPair<D>> getRangeForObject(O obj,
                                              D range)

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

Parameters:

obj - Query object

range - Query range

Returns:

neighbors

getDistanceFactory

D getDistanceFactory()

Get the distance data type of the function.

getRelation

Relation<? extends O> getRelation()

Access the underlying data query.

Returns:

data query in use