aprioriK2_tpl.h

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/**
 *
 *   Copyright (c) 2005-2021 by Pierre-Henri WUILLEMIN(@LIP6) & Christophe GONZALES(@AMU)
 *   info_at_agrum_dot_org
 *
 *  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 3 of the License, or
 *  (at your option) any later version.
 *
 *  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, see <http://www.gnu.org/licenses/>.
 *
 */


/** @file
 * @brief the internal apriori for the K2 score = Laplace Apriori
 *
 * @author Christophe GONZALES(@AMU) and Pierre-Henri WUILLEMIN(@LIP6)
 */
#ifndef DOXYGEN_SHOULD_SKIP_THIS

namespace gum {

  namespace learning {


    /// default constructor
    template < template < typename > class ALLOC >
    INLINE AprioriK2< ALLOC >::AprioriK2(
       const DatabaseTable< ALLOC >&                                 database,
       const Bijection< NodeId, std::size_t, ALLOC< std::size_t > >& nodeId2columns,
       const typename AprioriK2< ALLOC >::allocator_type&            alloc) :
        AprioriSmoothing< ALLOC >(database, nodeId2columns, alloc) {
      GUM_CONSTRUCTOR(AprioriK2);
    }


    /// copy constructor with a given allocator
    template < template < typename > class ALLOC >
    INLINE AprioriK2< ALLOC >::AprioriK2(const AprioriK2< ALLOC >&                          from,
                                         const typename AprioriK2< ALLOC >::allocator_type& alloc) :
        AprioriSmoothing< ALLOC >(from, alloc) {
      GUM_CONS_CPY(AprioriK2);
    }


    /// copy constructor
    template < template < typename > class ALLOC >
    INLINE AprioriK2< ALLOC >::AprioriK2(const AprioriK2< ALLOC >& from) :
        AprioriK2< ALLOC >(from, from.getAllocator()) {}


    /// move constructor with a given allocator
    template < template < typename > class ALLOC >
    INLINE AprioriK2< ALLOC >::AprioriK2(AprioriK2< ALLOC >&&                               from,
                                         const typename AprioriK2< ALLOC >::allocator_type& alloc) :
        AprioriSmoothing< ALLOC >(std::move(from), alloc) {
      GUM_CONS_MOV(AprioriK2);
    }


    /// move constructor
    template < template < typename > class ALLOC >
    INLINE AprioriK2< ALLOC >::AprioriK2(AprioriK2< ALLOC >&& from) :
        AprioriK2< ALLOC >(std::move(from), from.getAllocator()) {}


    /// virtual copy constructor with a given allocator
    template < template < typename > class ALLOC >
    AprioriK2< ALLOC >*
       AprioriK2< ALLOC >::clone(const typename AprioriK2< ALLOC >::allocator_type& alloc) const {
      ALLOC< AprioriK2< ALLOC > > allocator(alloc);
      AprioriK2< ALLOC >*         apriori = allocator.allocate(1);
      try {
        allocator.construct(apriori, *this, alloc);
      } catch (...) {
        allocator.deallocate(apriori, 1);
        throw;
      }

      return apriori;
    }


    /// virtual copy constructor
    template < template < typename > class ALLOC >
    INLINE AprioriK2< ALLOC >* AprioriK2< ALLOC >::clone() const {
      return clone(this->getAllocator());
    }


    /// destructor
    template < template < typename > class ALLOC >
    INLINE AprioriK2< ALLOC >::~AprioriK2() {
      GUM_DESTRUCTOR(AprioriK2);
    }


    /// copy operator
    template < template < typename > class ALLOC >
    INLINE AprioriK2< ALLOC >& AprioriK2< ALLOC >::operator=(const AprioriK2< ALLOC >& from) {
      AprioriSmoothing< ALLOC >::operator=(from);
      return *this;
    }


    /// move operator
    template < template < typename > class ALLOC >
    INLINE AprioriK2< ALLOC >& AprioriK2< ALLOC >::operator=(AprioriK2< ALLOC >&& from) {
      AprioriSmoothing< ALLOC >::operator=(std::move(from));
      return *this;
    }


    /// dummy set weight function: in K2, weights are always equal to 1
    template < template < typename > class ALLOC >
    INLINE void AprioriK2< ALLOC >::setWeight(const double weight) {}


  } /* namespace learning */

} /* namespace gum */

#endif /* DOXYGEN_SHOULD_SKIP_THIS */