de.lmu.ifi.dbs.elki.index

Interface RKNNIndex<O>

Type Parameters:

O - Database Object type

All Superinterfaces:

Index, Result

All Known Implementing Classes:

LatLngAsECEFIndex, LngLatAsECEFIndex, MaterializeKNNAndRKNNPreprocessor, MkAppTreeIndex, MkCoPTreeIndex, MkMaxTreeIndex, MkTabTreeIndex, ProjectedIndex, RdKNNTree

public interface RKNNIndex<O>
extends Index

Index with support for kNN queries.

Since:

0.4.0

Author:

Erich Schubert

Method Summary

Modifier and Type	Method and Description
RKNNQuery<O>	getRKNNQuery(DistanceQuery<O> distanceQuery, java.lang.Object... hints) Get a KNN query object for the given distance query and k.

Methods inherited from interface de.lmu.ifi.dbs.elki.index.Index

initialize, logStatistics

Methods inherited from interface de.lmu.ifi.dbs.elki.result.Result

getLongName, getShortName

Method Detail

getRKNNQuery

RKNNQuery<O> getRKNNQuery(DistanceQuery<O> distanceQuery,
                          java.lang.Object... hints)

Get a KNN query object for the given distance query and k. This function MAY return null, when the given distance is not supported!

Parameters:

distanceQuery - Distance query

hints - Hints for the optimizer

Returns:

KNN Query object or null