DirichletPriorFromBN.h

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#ifndef GUM_LEARNING_PRIOR_DIRICHLET_FROM_BN_H
#define GUM_LEARNING_PRIOR_DIRICHLET_FROM_BN_H
 
#include <vector>
 
#include <agrum/agrum.h>
 
#include <agrum/base/stattests/priors/prior.h>
#include <agrum/BN/inference/lazyPropagation.h>
 
namespace gum::learning {
 

  template < GUM_Numeric GUM_SCALAR >
  class DirichletPriorFromBN: public Prior {
    public:
    // ##########################################################################
    // ##########################################################################


    DirichletPriorFromBN(const DatabaseTable& learning_db, const BayesNet< GUM_SCALAR >* priorbn);

    DirichletPriorFromBN(const DirichletPriorFromBN& from);

    DirichletPriorFromBN(DirichletPriorFromBN&& from) noexcept;

    [[nodiscard]] DirichletPriorFromBN* clone() const final;

    ~DirichletPriorFromBN() override;

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

    DirichletPriorFromBN& operator=(const DirichletPriorFromBN& from);

    DirichletPriorFromBN& operator=(DirichletPriorFromBN&& from);

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

    PriorType getType() const final;


    bool isInformative() const final;

    void setWeight(double weight) final;


    void addJointPseudoCount(const IdCondSet& idset, std::vector< double >& counts) final;

    void addConditioningPseudoCount(const IdCondSet& idset, std::vector< double >& counts) final;

 
    private:
    const BayesNet< GUM_SCALAR >* _prior_bn_;
 
    void _addCountsForJoint_(Instantiation&         Ijoint,
                             const Set< NodeId >&   joint,
                             std::vector< double >& counts);
  };
 
  /* namespace learning */
 
}   // namespace gum::learning
 
#include <agrum/BN/learning/priors/DirichletPriorFromBN_tpl.h>
 
#endif /* GUM_LEARNING_PRIOR_DIRICHLET_FROM_BN_H */