Sampler.h

#ifndef _theplu_yat_classifier_sampler_ 
#define _theplu_yat_classifier_sampler_ 

// $Id: Sampler.h 2608 2011-11-01 02:47:32Z peter $

/*
  Copyright (C) 2006 Jari Häkkinen, Peter Johansson, Markus Ringnér
  Copyright (C) 2007, 2008 Jari Häkkinen, Peter Johansson

  This file is part of the yat library, http://dev.thep.lu.se/yat

  The yat library 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.

  The yat 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
  General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with yat. If not, see <http://www.gnu.org/licenses/>.
*/

#include "Target.h"
#include "yat/utility/Index.h"

#include <vector>

namespace theplu {
namespace yat {
namespace classifier {  

  class Sampler
  {

  public:
    Sampler(const Target& target, size_t N);

    virtual ~Sampler() =0;

    size_t size(void) const;

    const Target& target(void) const;

    const utility::Index&
    training_index(size_t i) const;

    const Target& training_target(size_t i) const;

    const utility::Index& validation_index(size_t i) const;

    const Target& validation_target(size_t i) const;

  protected:
    std::vector<utility::Index> training_index_;
    std::vector<Target> training_target_;
    std::vector<utility::Index> validation_index_;
    std::vector<Target> validation_target_;

  private:
    Target target_;
  };

}}} // of namespace classifier, yat, and theplu
#endif