indepTestChi2.h

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#ifndef GUM_LEARNING_INDEP_TEST_CHI2_H
#define GUM_LEARNING_INDEP_TEST_CHI2_H
 
#include <vector>
 
#include <agrum/base/core/math/chi2.h>
#include <agrum/base/stattests/independenceTest.h>
#include <agrum/BN/learning/priors/noPrior.h>
 
namespace gum {
 
  namespace learning {

    class IndepTestChi2: public IndependenceTest {
      public:
      // ##########################################################################
      // ##########################################################################


      IndepTestChi2(const DBRowGeneratorParser&                                 parser,
                    const Prior&                                                external_prior,
                    const std::vector< std::pair< std::size_t, std::size_t > >& ranges,
                    const Bijection< NodeId, std::size_t >&                     nodeId2columns
                    = Bijection< NodeId, std::size_t >());
 


      IndepTestChi2(const DBRowGeneratorParser&             parser,
                    const Prior&                            prior,
                    const Bijection< NodeId, std::size_t >& nodeId2columns
                    = Bijection< NodeId, std::size_t >());

      IndepTestChi2(const IndepTestChi2& from);

      IndepTestChi2(IndepTestChi2&& from);

      virtual IndepTestChi2* clone() const;

      virtual ~IndepTestChi2();

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


      IndepTestChi2& operator=(const IndepTestChi2& from);

      IndepTestChi2& operator=(IndepTestChi2&& from);

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


      std::pair< double, double >
          statistics(NodeId var1, NodeId var2, const std::vector< NodeId >& rhs_ids = {});

 
 
      protected:

      virtual double score_(const IdCondSet& idset) final;

      std::pair< double, double > statistics_(const IdCondSet& idset);
 
#ifndef DOXYGEN_SHOULD_SKIP_THIS
 
      private:
      std::vector< std::size_t > _domain_sizes_;

      Chi2 _chi2_;

      const std::vector< Idx > _empty_set_;
 
#endif /* DOXYGEN_SHOULD_SKIP_THIS */
    };
 
  } /* namespace learning */
 
} /* namespace gum */
 
// include the inlined functions if necessary
#ifndef GUM_NO_INLINE
#  include <agrum/base/stattests/indepTestChi2_inl.h>
#endif /* GUM_NO_INLINE */
 
#endif /* GUM_LEARNING_INDEP_TEST_CHI2_H */