STK_IMixtureAlgo.cpp

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/*--------------------------------------------------------------------*/
/*     Copyright (C) 2004-2016  Serge Iovleff, Université Lille 1, Inria
 
    This program 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 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 Lesser General Public License for more details.
 
    You should have received a copy of the GNU Lesser General Public
    License along with this program; if not, write to the
    Free Software Foundation, Inc.,
    59 Temple Place,
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    Contact : S..._Dot_I..._At_stkpp_Dot_org (see copyright for ...)
*/
 
/*
 * Project:  stkpp::Clustering
 * created on: 16 oct. 2012
 * Author:   iovleff, S..._Dot_I..._At_stkpp_Dot_org (see copyright for ...)
 * Originally created by Parmeet bhatia <b..._DOT_p..._AT_gmail_Dot_com>
 **/
 
#include <Sdk.h>
 
#include <Clustering/include/MixtureAlgo/STK_IMixtureAlgo.h>
#include <Clustering/include/STK_IMixtureComposer.h>
 
namespace STK
{
/* default constructor */
IMixtureAlgo::IMixtureAlgo(): IRunnerBase(), p_model_(0), nbIterMax_(0), epsilon_(0.), threshold_(2.) {}
/* Copy constructor.
 *  @param algo the algorithm to copy */
IMixtureAlgo::IMixtureAlgo( IMixtureAlgo const& algo): IRunnerBase(algo)
                   , p_model_(algo.p_model_)
                   , nbIterMax_(algo.nbIterMax_)
                   , epsilon_(algo.epsilon_)
                   , threshold_(algo.threshold_)
{}
 
/* destructor */
IMixtureAlgo::~IMixtureAlgo() {}
 
// threshold_ is set to this value in order to get stability on the results
void IMixtureAlgo::setModel(IMixtureComposer* p_model)
{ p_model_ = p_model; threshold_ = std::min(3., 0.03*p_model_->nbSample());}
 
 
 
} // namespace STK