Method primary_model_fit

src/Algorithm.h:630–633

    };

    virtual bool primary_model_fit(T4 &X, T1 &y, Eigen::VectorXd &weights, T2 &beta, T3 &coef0, double loss0,
                                   Eigen::VectorXi &A, Eigen::VectorXi &g_index, Eigen::VectorXi &g_size) {
        return true;
    };

    virtual double effective_number_of_parameter(T4 &X, T4 &XA, T1 &y, Eigen::VectorXd &weights, T2 &beta, T2 &beta_A,
                                                 T3 &coef0) {