Developer Guide and Reference

  • 2021.4
  • 09/27/2021
  • Public Content
Contents

subgraph_isomorphism_batch.cpp

/******************************************************************************* * Copyright 2020-2021 Intel Corporation * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *******************************************************************************/ #include <iostream> #include <map> #include <set> #include "example_util/utils.hpp" #include "oneapi/dal/algo/subgraph_isomorphism.hpp" #include "oneapi/dal/exceptions.hpp" #include "oneapi/dal/graph/undirected_adjacency_vector_graph.hpp" #include "oneapi/dal/io/csv.hpp" #include "oneapi/dal/table/common.hpp" namespace dal = oneapi::dal; int main(int argc, char **argv) { auto target_filename = get_data_path("si_target_graph.csv"); auto pattern_filename = get_data_path("si_pattern_graph.csv"); using graph_t = dal::preview::undirected_adjacency_vector_graph<>; const auto target_graph = dal::read<graph_t>(dal::csv::data_source{ target_filename }); const auto pattern_graph = dal::read<graph_t>(dal::csv::data_source{ pattern_filename }); // set algorithm parameters const auto subgraph_isomorphism_desc = dal::preview::subgraph_isomorphism::descriptor<>() .set_kind(dal::preview::subgraph_isomorphism::kind::non_induced) .set_semantic_match(false) .set_max_match_count(10); const auto result = dal::preview::graph_matching(subgraph_isomorphism_desc, target_graph, pattern_graph); // extract the result std::cout << "Number of matchings: " << result.get_match_count() << std::endl; std::cout << "Matchings:" << std::endl << result.get_vertex_match() << std::endl; return 0; }

Product and Performance Information

1

Performance varies by use, configuration and other factors. Learn more at www.Intel.com/PerformanceIndex.