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package de.lmu.ifi.dbs.elki.math.statistics.distribution.estimator;
/*
This file is part of ELKI:
Environment for Developing KDD-Applications Supported by Index-Structures
Copyright (C) 2015
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.math.statistics.distribution.Distribution;
/**
* Distribuition estimators that use the method of moments (MOM) in logspace.
*
* @author Erich Schubert
* @since 0.5.0
*
* @param <D> Distribution estimated.
*/
public interface LogMADDistributionEstimator<D extends Distribution> extends DistributionEstimator<D> {
/**
* General form of the parameter estimation
*
* @param median Median lof log values.
* @param mad Median absolute deviation from median (in logspace).
* @param shift Shift offset that was used to avoid negative values.
* @return Estimated distribution
*/
D estimateFromLogMedianMAD(double median, double mad, double shift);
}
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