indepTestG2.h

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/***************************************************************************
 *   Copyright (C) 2005 by Christophe GONZALES and Pierre-Henri WUILLEMIN  *
 *   {prenom.nom}_at_lip6.fr                                               *
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 *   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 2 of the License, or     *
 *   (at your option) any later version.                                   *
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 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
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 ***************************************************************************/
#ifndef GUM_LEARNING_INDEP_TEST_G2_H
#define GUM_LEARNING_INDEP_TEST_G2_H

#include <agrum/core/math/chi2.h>
#include <agrum/learning/scores_and_tests/independenceTest.h>
#include <agrum/learning/aprioris/aprioriNoApriori.h>

namespace gum {

  namespace learning {

    // clang-format on
    template < template < typename > class ALLOC = std::allocator >
    class IndepTestG2 : public IndependenceTest< ALLOC > {
      public:
      using allocator_type = ALLOC< NodeId >;

      // ##########################################################################
      // ##########################################################################


      IndepTestG2(
         const DBRowGeneratorParser< ALLOC >& parser,
         const Apriori< ALLOC >&              external_apriori,
         const std::vector< std::pair< std::size_t, std::size_t >,
                            ALLOC< std::pair< std::size_t, std::size_t > > >&
            ranges,
         const Bijection< NodeId, std::size_t, ALLOC< std::size_t > >&
            nodeId2columns =
               Bijection< NodeId, std::size_t, ALLOC< std::size_t > >(),
         const allocator_type& alloc = allocator_type());



      IndepTestG2(const DBRowGeneratorParser< ALLOC >& parser,
                  const Apriori< ALLOC >&              apriori,
                  const Bijection< NodeId, std::size_t, ALLOC< std::size_t > >&
                     nodeId2columns =
                        Bijection< NodeId, std::size_t, ALLOC< std::size_t > >(),
                  const allocator_type& alloc = allocator_type());

      IndepTestG2(const IndepTestG2< ALLOC >& from);

      IndepTestG2(const IndepTestG2< ALLOC >& from, const allocator_type& alloc);

      IndepTestG2(IndepTestG2< ALLOC >&& from);

      IndepTestG2(IndepTestG2< ALLOC >&& from, const allocator_type& alloc);

      virtual IndepTestG2< ALLOC >* clone() const;

      virtual IndepTestG2< ALLOC >* clone(const allocator_type& alloc) const;

      virtual ~IndepTestG2();



      // ##########################################################################
      // ##########################################################################


      IndepTestG2< ALLOC >& operator=(const IndepTestG2< ALLOC >& from);

      IndepTestG2< ALLOC >& operator=(IndepTestG2< ALLOC >&& from);



      protected:

      virtual double _score(const IdSet< ALLOC >& idset) final;

#ifndef DOXYGEN_SHOULD_SKIP_THIS

      private:
      std::vector< std::size_t, ALLOC< std::size_t > > __domain_sizes;

      Chi2 __chi2;

      const std::vector< Idx > __empty_set;

#endif /* DOXYGEN_SHOULD_SKIP_THIS */
    };

  } /* namespace learning */

} /* namespace gum */


#ifndef GUM_NO_EXTERN_TEMPLATE_CLASS
extern template class gum::learning::IndepTestG2<>;
#endif


// always include the template implementation
#include <agrum/learning/scores_and_tests/indepTestG2_tpl.h>

#endif /* GUM_LEARNING_INDEP_TEST_G2_H */