source: trunk/c++_tools/statistics/OneDimensional.cc @ 675

// $Id: OneDimensional.cc 675 2006-10-10 12:08:45Z jari $

/*
  Copyright (C) The authors contributing to this file.

  This file is part of the yat library, http://lev.thep.lu.se/trac/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 2 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 this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  02111-1307, USA.
*/

#include "yat/statistics/OneDimensional.h"

namespace theplu {
namespace statistics {
namespace regression {

  std::ostream& OneDimensional::print(std::ostream& os, const double min, 
                                      double max, const u_int n) const
  {
    double dx;
    if (n>1)
      dx=(max-min)/(n-1);
    else{
      dx=1.0;
      max=min;
    }

    for ( double x=min; x<=max; x+=dx) {
      double y = predict(x);
      double y_err = prediction_error(x);
      os << x << "\t" << y << "\t" << y_err << "\n";
    }
    return os;
  }

}}} // of namespaces regression, statisitcs and thep