KMeans.h

Go to the documentation of this file.

/*
 * 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 3 of the License, or
 * (at your option) any later version.
 *
 * Written (W) 2014 Parijat Mazumdar
 * Written (W) 2016 Saurabh Mahindre
 */

#ifndef _KMEANS_H__
#define _KMEANS_H__

#include <shogun/lib/config.h>

#include <shogun/lib/common.h>
#include <shogun/io/SGIO.h>
#include <shogun/distance/Distance.h>
#include <shogun/machine/DistanceMachine.h>
#include <shogun/clustering/KMeansBase.h>

namespace shogun
{
class CKMeansBase;

class CKMeans : public CKMeansBase
{
    public:
    
        CKMeans();

        CKMeans(int32_t k, CDistance* d, bool kmeanspp=false);

        CKMeans(int32_t k_i, CDistance* d_i, SGMatrix<float64_t> centers_i);

        virtual ~CKMeans();

        virtual const char* get_name() const { return "KMeans"; }       

    private:

        virtual bool train_machine(CFeatures* data=NULL);

        void Lloyd_KMeans(SGMatrix<float64_t> centers, int32_t num_centers);
};
}
#endif