//dump output to file
void output_baseline_result(std::string filename) {
if (algo == USER_MEAN){
MMOutputter2 mmoutput_left(filename + ".baseline_user", 0, M, "This file contains Baseline output matrix U. In each row rating mean a single user node.");
}
else if (algo == ITEM_MEAN){
MMOutputter2 mmoutput_right(filename + ".baseline_item", M ,M+N, "This file contains Baseline output vector V. In each row rating mean of a single item node.");
}
logstream(LOG_INFO) << "Baseline output files (in matrix market format): " << filename << (algo == USER_MEAN ? ".baseline_user" : ".baseline_item") << std::endl;
}
void output_libfm_result(std::string filename) {
MMOutputter_mat<vertex_data> mmoutput_left(filename + "_U.mm", 0, M, "This file contains LIBFM output matrix U. In each row D factors of a single user node.", latent_factors_inmem);
MMOutputter_mat<vertex_data> mmoutput_right(filename + "_V.mm", M ,M+N, "This file contains -LIBFM output matrix V. In each row D factors of a single item node.", latent_factors_inmem);
MMOutputter_mat<vertex_data> mmoutput_time(filename + "_T.mm", M+N ,M+N+K, "This file contains -LIBFM output matrix T. In each row D factors of a single time node.", latent_factors_inmem);
MMOutputter_mat<vertex_data> mmoutput_last_item(filename + "_L.mm", M+N+K ,M+N+K+M, "This file contains -LIBFM output matrix L. In each row D factors of a single last item node.", latent_factors_inmem);
MMOutputter_vec<vertex_data> mmoutput_bias_left(filename + "_U_bias.mm", 0, M, BIAS_POS, "This file contains LIBFM output bias vector. In each row a single user bias.", latent_factors_inmem);
MMOutputter_vec<vertex_data> mmoutput_bias_right(filename + "_V_bias.mm",M ,M+N, BIAS_POS, "This file contains LIBFM output bias vector. In each row a single item bias.", latent_factors_inmem);
MMOutputter_vec<vertex_data> mmoutput_bias_time(filename + "_T_bias.mm",M+N ,M+N+K , BIAS_POS, "This file contains LIBFM output bias vector. In each row a single time bias.", latent_factors_inmem);
MMOutputter_vec<vertex_data> mmoutput_bias_last_item(filename + "_L_bias.mm",M+N+K ,M+N+K+M , BIAS_POS, "This file contains LIBFM output bias vector. In each row a single last item bias.", latent_factors_inmem);
MMOutputter_scalar gmean(filename + "_global_mean.mm", "This file contains LIBFM global mean which is required for computing predictions.", globalMean);
logstream(LOG_INFO) << " LIBFM output files (in matrix market format): " << filename << "_U.mm" << ", " << filename + "_V.mm " << filename + "_T.mm, " << filename << "_L.mm, " << filename << "_global_mean.mm, " << filename << "_U_bias.mm " << filename << "_V_bias.mm, " << filename << "_T_bias.mm, " << filename << "_L_bias.mm " <<std::endl;
}
