gplvm.h

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/***************************************************************************
 *
 * Authors:    Francisco Sanz Encinas            franciscosanz89@gmail.com (2013)
 *
 * Unidad de  Bioinformatica of Centro Nacional de Biotecnologia , CSIC
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
 * 02111-1307  USA
 *
 *  All comments concerning this program package may be sent to the
 *  e-mail address 'xmipp@cnb.csic.es'
 ***************************************************************************/
#ifndef _GPLVM
#define _GPLVM

#include <core/matrix2d.h>
#include <core/matrix1d.h>
#include "dimred_tools.h"
#include "pca.h"

#include <math.h>

class GPLVM: public PCA
{
public:
    double sigma;
public:
    void setSpecificParameters(double sigma=1.0);

    void reduceDimensionality();

    double objectiveFunction();
public:
    Matrix2D<double> K, tmp;
    Matrix1D<double> sumY2;
};
#endif