edu.cmu.tetrad.stat.correlation.Covariance Maven / Gradle / Ivy
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/*
* Copyright (C) 2016 University of Pittsburgh.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301 USA
*/
package edu.cmu.tetrad.stat.correlation;
/**
* Interface for computing covariances.
*
* Jan 25, 2016 2:11:36 PM
*
* @author Kevin V. Bui ([email protected])
* @version $Id: $Id
*/
public interface Covariance {
/**
*
computeLowerTriangle.
*
* @param biasCorrected a boolean
* @return an array of {@link float} objects
*/
float[] computeLowerTriangle(boolean biasCorrected);
/**
* compute.
*
* @param biasCorrected a boolean
* @return an array of {@link float} objects
*/
float[][] compute(boolean biasCorrected);
}