branch.hpp

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/***************************************************************************
*                                                                          *
*   Copyright (C) 2018 by David B. Blumenthal                              *
*                                                                          *
*   This file is part of GEDLIB.                                           *
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*   GEDLIB is free software: you can redistribute it and/or modify it      *
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*   (at your option) any later version.                                    *
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*   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the           *
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#ifndef SRC_METHODS_BRANCH_HPP_
#define SRC_METHODS_BRANCH_HPP_

namespace ged {

template<class UserNodeLabel, class UserEdgeLabel>
class Branch : public LSAPEBasedMethod<UserNodeLabel, UserEdgeLabel> {

public:

    virtual ~Branch();

    Branch(const GEDData<UserNodeLabel, UserEdgeLabel> & ged_data);

private:

    // Inherited member functions from LSAPEBasedMethod.

    virtual void lsape_populate_instance_(const GEDGraph & g, const GEDGraph & h, DMatrix & master_problem) final;

    // Helper member functions.

    double compute_substitution_cost_(const GEDGraph & g, const GEDGraph & h, GEDGraph::NodeID i, GEDGraph::NodeID k) const;

    double compute_deletion_cost_(const GEDGraph & g, GEDGraph::NodeID i) const;

    double compute_insertion_cost_(const GEDGraph & h, GEDGraph::NodeID k) const;
};

}

#endif /* SRC_METHODS_BRANCH_HPP_ */