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persistence_landscapes/average_landscapes.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_landscape.h>
#include <iostream>
#include <vector>
using Persistence_landscape = Gudhi::Persistence_representations::Persistence_landscape;
int main(int argc, char** argv) {
std::clog << "This program computes average of persistence landscapes stored in files (the files needs to be "
<< "created beforehand).\n"
<< "The parameters of this programs are names of files with persistence landscapes.\n";
std::vector<const char*> filenames;
if (argc < 3) {
std::clog << "Wrong number of parameters, the program will now terminate \n";
return 1;
}
for (int i = 1; i < argc; ++i) {
filenames.push_back(argv[i]);
}
std::vector<Persistence_landscape*> lands;
for (size_t i = 0; i != filenames.size(); ++i) {
Persistence_landscape* l = new Persistence_landscape;
l->load_landscape_from_file(filenames[i]);
lands.push_back(l);
}
Persistence_landscape av;
av.compute_average(lands);
av.print_to_file("average.land");
for (size_t i = 0; i != filenames.size(); ++i) {
delete lands[i];
}
std::clog << "Average can be found in 'average.land' file\n";
return 0;
}
Gudhi::Persistence_representations::Persistence_landscape
A class implementing persistence landscapes data structures.
Definition Persistence_landscape.h:60
Gudhi::Persistence_representations::Persistence_landscape::compute_average
void compute_average(const std::vector< Persistence_landscape * > &to_average)
Definition Persistence_landscape.h:342
Gudhi::Persistence_representations::Persistence_landscape::print_to_file
void print_to_file(const char *filename) const
Definition Persistence_landscape.h:908
Gudhi::Persistence_representations::Persistence_landscape::load_landscape_from_file
void load_landscape_from_file(const char *filename)
Definition Persistence_landscape.h:920