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persistence_vectors/average_persistence_vectors.cpp
/* This file is part of the Gudhi Library - https://gudhi.inria.fr/ - which is released under MIT.
* See file LICENSE or go to https://gudhi.inria.fr/licensing/ for full license details.
* Author(s): Pawel Dlotko
*
* Copyright (C) 2016 Inria
*
* Modification(s):
* - YYYY/MM Author: Description of the modification
*/
#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::clog << "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::clog << "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::clog << "Done \n";
return 0;
}
Gudhi::Euclidean_distance
Compute the Euclidean distance between two Points given by a range of coordinates....
Definition distance_functions.h:32
Gudhi::Persistence_representations::Vector_distances_in_diagram
A class implementing persistence vectors.
Definition Persistence_vectors.h:54
Gudhi::Persistence_representations::Vector_distances_in_diagram::compute_average
void compute_average(const std::vector< Vector_distances_in_diagram * > &to_average)
Definition Persistence_vectors.h:490
Gudhi::Persistence_representations::Vector_distances_in_diagram::load_from_file
void load_from_file(const char *filename)
Definition Persistence_vectors.h:599
Gudhi::Persistence_representations::Vector_distances_in_diagram::print_to_file
void print_to_file(const char *filename) const
Definition Persistence_vectors.h:107