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package de.lmu.ifi.dbs.elki.data.synthetic.bymodel;
/*
This file is part of ELKI:
Environment for Developing KDD-Applications Supported by Index-Structures
Copyright (C) 2013
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 java.util.List;
import de.lmu.ifi.dbs.elki.data.model.Model;
import de.lmu.ifi.dbs.elki.math.linearalgebra.Vector;
import de.lmu.ifi.dbs.elki.utilities.exceptions.UnableToComplyException;
/**
* Interface for cluster generators
*
* @author Erich Schubert
*/
public interface GeneratorInterface {
/**
* Get number of points to be generated by this generator.
*
* @return cluster size
*/
public int getSize();
/**
* Get dimensionality of generated data
*
* @return dimensionality
*/
public int getDim();
/**
* Generate a specified number of points
*
* @param count Number of points to generate
* @return List of generated points
* @throws UnableToComplyException when generation fails
*/
public abstract List<Vector> generate(int count) throws UnableToComplyException;
/**
* Get the density of the given vector
*
* @param p vector
* @return density
*/
public abstract double getDensity(Vector p);
/**
* Get cluster name
* @return cluster name
*/
public String getName();
/**
* Make a cluster model for this cluster.
*
* @return Cluster model
*/
public Model makeModel();
}
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