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package de.lmu.ifi.dbs.elki.database.query.range;
/*
This file is part of ELKI:
Environment for Developing KDD-Applications Supported by Index-Structures
Copyright (C) 2012
Ludwig-Maximilians-Universität München
Lehr- und Forschungseinheit für Datenbanksysteme
ELKI Development Team
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
import de.lmu.ifi.dbs.elki.database.ids.DBIDRef;
import de.lmu.ifi.dbs.elki.database.query.DatabaseQuery;
import de.lmu.ifi.dbs.elki.distance.distanceresultlist.DistanceDBIDResult;
import de.lmu.ifi.dbs.elki.distance.distancevalue.Distance;
/**
* The interface for range queries
*
* @author Erich Schubert
*
* @apiviz.landmark
* @apiviz.uses DistanceDBIDResult oneway - - «create»
*
* @param <O> Object type
* @param <D> Distance type
*/
public interface RangeQuery<O, D extends Distance<D>> extends DatabaseQuery {
/**
* Get the nearest neighbors for a particular id in a given query range
*
* @param id query object ID
* @param range Query range
* @return neighbors
*/
public DistanceDBIDResult<D> getRangeForDBID(DBIDRef id, D range);
/**
* Get the nearest neighbors for a particular object in a given query range
*
* @param obj Query object
* @param range Query range
* @return neighbors
*/
public DistanceDBIDResult<D> getRangeForObject(O obj, D range);
}
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