diff options
Diffstat (limited to 'utilities/Persistence_representations/persistence_vectors/average_persistence_vectors.cpp')
-rw-r--r-- | utilities/Persistence_representations/persistence_vectors/average_persistence_vectors.cpp | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/utilities/Persistence_representations/persistence_vectors/average_persistence_vectors.cpp b/utilities/Persistence_representations/persistence_vectors/average_persistence_vectors.cpp new file mode 100644 index 00000000..0144e76f --- /dev/null +++ b/utilities/Persistence_representations/persistence_vectors/average_persistence_vectors.cpp @@ -0,0 +1,65 @@ +/* This file is part of the Gudhi Library. The Gudhi library + * (Geometric Understanding in Higher Dimensions) is a generic C++ + * library for computational topology. + * + * Author(s): Pawel Dlotko + * + * Copyright (C) 2016 INRIA (France) + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include <gudhi/Persistence_vectors.h> + +#include <iostream> +#include <vector> + +using Euclidean_distance = Gudhi::Euclidean_distance; +using Vector_distances_in_diagram = Gudhi::Persistence_representations::Vector_distances_in_diagram<Euclidean_distance>; + +int main(int argc, char** argv) { + std::cout << "This program computes average of persistence vectors stored in files (the files needs to " + << "be created beforehand).\n" + << "The parameters of this programs are names of files with persistence vectors.\n"; + + if (argc < 3) { + std::cout << "Wrong number of parameters, the program will now terminate \n"; + return 1; + } + + std::vector<const char*> filenames; + for (int i = 1; i < argc; ++i) { + filenames.push_back(argv[i]); + } + + std::vector<Vector_distances_in_diagram*> lands; + for (size_t i = 0; i != filenames.size(); ++i) { + Vector_distances_in_diagram* l = new Vector_distances_in_diagram; + l->load_from_file(filenames[i]); + lands.push_back(l); + } + + Vector_distances_in_diagram av; + av.compute_average(lands); + + av.print_to_file("average.vect"); + + for (size_t i = 0; i != filenames.size(); ++i) { + delete lands[i]; + } + + std::cout << "Done \n"; + + return 0; +} |