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//                                               -*- C++ -*-
/**
 *  @file  FittingAlgorithm.hxx
 *  @brief Cross-validation algorithm interface
 *
 *  (C) Copyright 2005-2011 EDF-EADS-Phimeca
 *
 *  This library 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 2.1 of the License.
 *
 *  This 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
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
 *
 *  @author: $LastChangedBy: schueller $
 *  @date:   $LastChangedDate: 2010-11-09 13:44:00 +0100 (Tue, 09 Nov 2010) $
 *  Id:      $Id: FittingAlgorithm.hxx 1649 2010-11-09 12:44:00Z dutka $
 */
#ifndef OPENTURNS_FITTINGALGORITHM_HXX
#define OPENTURNS_FITTINGALGORITHM_HXX

#include "TypedInterfaceObject.hxx"
#include "NumericalSample.hxx"
#include "Basis.hxx"

namespace OpenTURNS {

  namespace Base {

    namespace Algo {

      class FittingAlgorithmImplementation;

      /**
       * @class FittingAlgorithm
       *
       * Cross-validation algorithm interface
       */
      class FittingAlgorithm
        : public Common::TypedInterfaceObject<FittingAlgorithmImplementation>
      {
        CLASSNAME;

      public:

        typedef Stat::NumericalSample                                                         NumericalSample;
        typedef Base::Func::Basis                                                             Basis;
        typedef Common::TypedInterfaceObject<FittingAlgorithmImplementation>::Implementation  Implementation;

        /** Default constructor */
        FittingAlgorithm();

        /** Constructor from implementation */
        FittingAlgorithm(const Implementation & p_implementation);

        /** Constructor from implementation */
        FittingAlgorithm(const FittingAlgorithmImplementation & implementation);

        /** String converter */
        String __repr__() const;
        String __str__(const String & offset = "") const;

        /** Perform cross-validation */
        NumericalScalar run(const NumericalSample & x,
                            const NumericalSample & y,
                            const Basis & basis) const;

      }; /* class FittingAlgorithm */


    } /* namespace Algo */
  } /* namespace Base */
} /* namespace OpenTURNS */

#endif /* OPENTURNS_FITTINGALGORITHM_HXX */