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Diffstat (limited to 'src/Persistence_representations/test/persistence_intervals_test.cpp')
| -rw-r--r-- | src/Persistence_representations/test/persistence_intervals_test.cpp | 280 |
1 files changed, 280 insertions, 0 deletions
diff --git a/src/Persistence_representations/test/persistence_intervals_test.cpp b/src/Persistence_representations/test/persistence_intervals_test.cpp new file mode 100644 index 00000000..3b7a2049 --- /dev/null +++ b/src/Persistence_representations/test/persistence_intervals_test.cpp @@ -0,0 +1,280 @@ +/* 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 + */ + +#define BOOST_TEST_DYN_LINK +#define BOOST_TEST_MODULE "Persistence_intervals_test" +#include <boost/test/unit_test.hpp> +#include <gudhi/reader_utils.h> +#include "gudhi/Persistence_intervals.h" +#include <gudhi/common_persistence_representations.h> +#include <gudhi/Unitary_tests_utils.h> + +#include <iostream> + +using namespace Gudhi; +using namespace Gudhi::Persistence_representations; + +BOOST_AUTO_TEST_CASE(check_min_max_function) { + Persistence_intervals p("data/file_with_diagram"); + std::pair<double, double> min_max_ = p.get_x_range(); + + GUDHI_TEST_FLOAT_EQUALITY_CHECK(min_max_.first, 0.0290362, Gudhi::Persistence_representations::epsi); + GUDHI_TEST_FLOAT_EQUALITY_CHECK(min_max_.second, 0.994537, Gudhi::Persistence_representations::epsi); +} + +BOOST_AUTO_TEST_CASE(check_length_of_dominant_intervals) { + Persistence_intervals p("data/file_with_diagram"); + std::vector<double> dominant_ten_intervals_length = p.length_of_dominant_intervals(10); + std::vector<double> dominant_intervals_length; + dominant_intervals_length.push_back(0.862625); + dominant_intervals_length.push_back(0.800893); + dominant_intervals_length.push_back(0.762061); + dominant_intervals_length.push_back(0.756501); + dominant_intervals_length.push_back(0.729367); + dominant_intervals_length.push_back(0.718177); + dominant_intervals_length.push_back(0.708395); + dominant_intervals_length.push_back(0.702844); + dominant_intervals_length.push_back(0.700468); + dominant_intervals_length.push_back(0.622177); + for (size_t i = 0; i != dominant_ten_intervals_length.size(); ++i) { + GUDHI_TEST_FLOAT_EQUALITY_CHECK(dominant_ten_intervals_length[i], dominant_intervals_length[i], + Gudhi::Persistence_representations::epsi); + } +} +BOOST_AUTO_TEST_CASE(check_dominant_intervals) { + Persistence_intervals p("data/file_with_diagram"); + std::vector<std::pair<double, double> > ten_dominant_intervals = p.dominant_intervals(10); + + std::vector<std::pair<double, double> > templ; + templ.push_back(std::pair<double, double>(0.114718, 0.977343)); + templ.push_back(std::pair<double, double>(0.133638, 0.93453)); + templ.push_back(std::pair<double, double>(0.104599, 0.866659)); + templ.push_back(std::pair<double, double>(0.149798, 0.906299)); + templ.push_back(std::pair<double, double>(0.247352, 0.976719)); + templ.push_back(std::pair<double, double>(0.192675, 0.910852)); + templ.push_back(std::pair<double, double>(0.191836, 0.900231)); + templ.push_back(std::pair<double, double>(0.284998, 0.987842)); + templ.push_back(std::pair<double, double>(0.294069, 0.994537)); + templ.push_back(std::pair<double, double>(0.267421, 0.889597)); + + for (size_t i = 0; i != ten_dominant_intervals.size(); ++i) { + GUDHI_TEST_FLOAT_EQUALITY_CHECK(ten_dominant_intervals[i].first, templ[i].first, + Gudhi::Persistence_representations::epsi); + GUDHI_TEST_FLOAT_EQUALITY_CHECK(ten_dominant_intervals[i].second, templ[i].second, + Gudhi::Persistence_representations::epsi); + } +} + +BOOST_AUTO_TEST_CASE(check_histogram_of_lengths) { + Persistence_intervals p("data/file_with_diagram"); + std::vector<size_t> histogram = p.histogram_of_lengths(10); + std::vector<size_t> template_histogram; + template_histogram.push_back(10); + template_histogram.push_back(5); + template_histogram.push_back(3); + template_histogram.push_back(4); + template_histogram.push_back(4); + template_histogram.push_back(3); + template_histogram.push_back(6); + template_histogram.push_back(1); + template_histogram.push_back(7); + template_histogram.push_back(1); + template_histogram.push_back(1); + for (size_t i = 0; i != histogram.size(); ++i) { + BOOST_CHECK(histogram[i] == template_histogram[i]); + } +} + +BOOST_AUTO_TEST_CASE(check_cumulative_histograms_of_lengths) { + Persistence_intervals p("data/file_with_diagram"); + std::vector<size_t> cumulative_histogram = p.cumulative_histogram_of_lengths(10); + std::vector<size_t> template_cumulative_histogram; + template_cumulative_histogram.push_back(10); + template_cumulative_histogram.push_back(15); + template_cumulative_histogram.push_back(18); + template_cumulative_histogram.push_back(22); + template_cumulative_histogram.push_back(26); + template_cumulative_histogram.push_back(29); + template_cumulative_histogram.push_back(35); + template_cumulative_histogram.push_back(36); + template_cumulative_histogram.push_back(43); + template_cumulative_histogram.push_back(44); + template_cumulative_histogram.push_back(45); + + for (size_t i = 0; i != cumulative_histogram.size(); ++i) { + BOOST_CHECK(cumulative_histogram[i] == template_cumulative_histogram[i]); + } +} +BOOST_AUTO_TEST_CASE(check_characteristic_function_of_diagram) { + Persistence_intervals p("data/file_with_diagram"); + std::pair<double, double> min_max_ = p.get_x_range(); + std::vector<double> char_funct_diag = p.characteristic_function_of_diagram(min_max_.first, min_max_.second); + std::vector<double> template_char_funct_diag; + template_char_funct_diag.push_back(0.370665); + template_char_funct_diag.push_back(0.84058); + template_char_funct_diag.push_back(1.24649); + template_char_funct_diag.push_back(1.3664); + template_char_funct_diag.push_back(1.34032); + template_char_funct_diag.push_back(1.31904); + template_char_funct_diag.push_back(1.14076); + template_char_funct_diag.push_back(0.991259); + template_char_funct_diag.push_back(0.800714); + template_char_funct_diag.push_back(0.0676303); + + for (size_t i = 0; i != char_funct_diag.size(); ++i) { + GUDHI_TEST_FLOAT_EQUALITY_CHECK(char_funct_diag[i], template_char_funct_diag[i], + Gudhi::Persistence_representations::epsi); + } +} + +BOOST_AUTO_TEST_CASE(check_cumulative_characteristic_function_of_diagram) { + Persistence_intervals p("data/file_with_diagram"); + std::pair<double, double> min_max_ = p.get_x_range(); + std::vector<double> cumul_char_funct_diag = + p.cumulative_characteristic_function_of_diagram(min_max_.first, min_max_.second); + std::vector<double> template_char_funct_diag_cumul; + + template_char_funct_diag_cumul.push_back(0.370665); + template_char_funct_diag_cumul.push_back(1.21125); + template_char_funct_diag_cumul.push_back(2.45774); + template_char_funct_diag_cumul.push_back(3.82414); + template_char_funct_diag_cumul.push_back(5.16446); + template_char_funct_diag_cumul.push_back(6.4835); + template_char_funct_diag_cumul.push_back(7.62426); + template_char_funct_diag_cumul.push_back(8.61552); + template_char_funct_diag_cumul.push_back(9.41623); + template_char_funct_diag_cumul.push_back(9.48386); + + for (size_t i = 0; i != cumul_char_funct_diag.size(); ++i) { + GUDHI_TEST_FLOAT_EQUALITY_CHECK(cumul_char_funct_diag[i], template_char_funct_diag_cumul[i], + Gudhi::Persistence_representations::epsi); + } +} + +BOOST_AUTO_TEST_CASE(check_compute_persistent_betti_numbers) { + Persistence_intervals p("data/file_with_diagram"); + std::vector<std::pair<double, size_t> > pbns; + pbns.push_back(std::pair<double, size_t>(0.0290362, 1)); + pbns.push_back(std::pair<double, size_t>(0.0307676, 2)); + pbns.push_back(std::pair<double, size_t>(0.0366312, 3)); + pbns.push_back(std::pair<double, size_t>(0.0544614, 4)); + pbns.push_back(std::pair<double, size_t>(0.0920033, 5)); + pbns.push_back(std::pair<double, size_t>(0.104599, 6)); + pbns.push_back(std::pair<double, size_t>(0.114718, 7)); + pbns.push_back(std::pair<double, size_t>(0.117379, 8)); + pbns.push_back(std::pair<double, size_t>(0.123493, 9)); + pbns.push_back(std::pair<double, size_t>(0.133638, 10)); + pbns.push_back(std::pair<double, size_t>(0.137798, 9)); + pbns.push_back(std::pair<double, size_t>(0.149798, 10)); + pbns.push_back(std::pair<double, size_t>(0.155421, 11)); + pbns.push_back(std::pair<double, size_t>(0.158443, 12)); + pbns.push_back(std::pair<double, size_t>(0.176956, 13)); + pbns.push_back(std::pair<double, size_t>(0.183234, 12)); + pbns.push_back(std::pair<double, size_t>(0.191069, 13)); + pbns.push_back(std::pair<double, size_t>(0.191333, 14)); + pbns.push_back(std::pair<double, size_t>(0.191836, 15)); + pbns.push_back(std::pair<double, size_t>(0.192675, 16)); + pbns.push_back(std::pair<double, size_t>(0.208564, 17)); + pbns.push_back(std::pair<double, size_t>(0.218425, 18)); + pbns.push_back(std::pair<double, size_t>(0.219902, 17)); + pbns.push_back(std::pair<double, size_t>(0.23233, 16)); + pbns.push_back(std::pair<double, size_t>(0.234558, 17)); + pbns.push_back(std::pair<double, size_t>(0.237166, 16)); + pbns.push_back(std::pair<double, size_t>(0.247352, 17)); + pbns.push_back(std::pair<double, size_t>(0.267421, 18)); + pbns.push_back(std::pair<double, size_t>(0.268093, 19)); + pbns.push_back(std::pair<double, size_t>(0.278734, 18)); + pbns.push_back(std::pair<double, size_t>(0.284722, 19)); + pbns.push_back(std::pair<double, size_t>(0.284998, 20)); + pbns.push_back(std::pair<double, size_t>(0.294069, 21)); + pbns.push_back(std::pair<double, size_t>(0.306293, 22)); + pbns.push_back(std::pair<double, size_t>(0.322361, 21)); + pbns.push_back(std::pair<double, size_t>(0.323152, 22)); + pbns.push_back(std::pair<double, size_t>(0.371021, 23)); + pbns.push_back(std::pair<double, size_t>(0.372395, 24)); + pbns.push_back(std::pair<double, size_t>(0.387744, 25)); + pbns.push_back(std::pair<double, size_t>(0.435537, 26)); + pbns.push_back(std::pair<double, size_t>(0.462911, 25)); + pbns.push_back(std::pair<double, size_t>(0.483569, 26)); + pbns.push_back(std::pair<double, size_t>(0.489209, 25)); + pbns.push_back(std::pair<double, size_t>(0.517115, 24)); + pbns.push_back(std::pair<double, size_t>(0.522197, 23)); + pbns.push_back(std::pair<double, size_t>(0.532665, 22)); + pbns.push_back(std::pair<double, size_t>(0.545262, 23)); + pbns.push_back(std::pair<double, size_t>(0.587227, 22)); + pbns.push_back(std::pair<double, size_t>(0.593036, 23)); + pbns.push_back(std::pair<double, size_t>(0.602647, 24)); + pbns.push_back(std::pair<double, size_t>(0.605044, 25)); + pbns.push_back(std::pair<double, size_t>(0.621962, 24)); + pbns.push_back(std::pair<double, size_t>(0.629449, 23)); + pbns.push_back(std::pair<double, size_t>(0.636719, 22)); + pbns.push_back(std::pair<double, size_t>(0.64957, 21)); + pbns.push_back(std::pair<double, size_t>(0.650781, 22)); + pbns.push_back(std::pair<double, size_t>(0.654951, 23)); + pbns.push_back(std::pair<double, size_t>(0.683489, 24)); + pbns.push_back(std::pair<double, size_t>(0.687172, 23)); + pbns.push_back(std::pair<double, size_t>(0.69703, 22)); + pbns.push_back(std::pair<double, size_t>(0.701174, 21)); + pbns.push_back(std::pair<double, size_t>(0.717623, 22)); + pbns.push_back(std::pair<double, size_t>(0.722023, 21)); + pbns.push_back(std::pair<double, size_t>(0.722298, 20)); + pbns.push_back(std::pair<double, size_t>(0.725347, 19)); + pbns.push_back(std::pair<double, size_t>(0.73071, 18)); + pbns.push_back(std::pair<double, size_t>(0.758355, 17)); + pbns.push_back(std::pair<double, size_t>(0.770913, 18)); + pbns.push_back(std::pair<double, size_t>(0.790833, 17)); + pbns.push_back(std::pair<double, size_t>(0.821211, 16)); + pbns.push_back(std::pair<double, size_t>(0.849305, 17)); + pbns.push_back(std::pair<double, size_t>(0.853669, 16)); + pbns.push_back(std::pair<double, size_t>(0.866659, 15)); + pbns.push_back(std::pair<double, size_t>(0.872896, 16)); + pbns.push_back(std::pair<double, size_t>(0.889597, 15)); + pbns.push_back(std::pair<double, size_t>(0.900231, 14)); + pbns.push_back(std::pair<double, size_t>(0.903847, 13)); + pbns.push_back(std::pair<double, size_t>(0.906299, 12)); + pbns.push_back(std::pair<double, size_t>(0.910852, 11)); + pbns.push_back(std::pair<double, size_t>(0.93453, 10)); + pbns.push_back(std::pair<double, size_t>(0.944757, 9)); + pbns.push_back(std::pair<double, size_t>(0.947812, 8)); + pbns.push_back(std::pair<double, size_t>(0.959154, 7)); + pbns.push_back(std::pair<double, size_t>(0.975654, 6)); + pbns.push_back(std::pair<double, size_t>(0.976719, 5)); + pbns.push_back(std::pair<double, size_t>(0.977343, 4)); + pbns.push_back(std::pair<double, size_t>(0.980129, 3)); + pbns.push_back(std::pair<double, size_t>(0.987842, 2)); + pbns.push_back(std::pair<double, size_t>(0.990127, 1)); + pbns.push_back(std::pair<double, size_t>(0.994537, 0)); + + std::vector<std::pair<double, size_t> > pbns_new = p.compute_persistent_betti_numbers(); + for (size_t i = 0; i != pbns.size(); ++i) { + GUDHI_TEST_FLOAT_EQUALITY_CHECK(pbns[i].first, pbns_new[i].first, Gudhi::Persistence_representations::epsi); + BOOST_CHECK(pbns[i].second == pbns_new[i].second); + } +} + +BOOST_AUTO_TEST_CASE(check_k_n_n) { + Persistence_intervals p("data/file_with_diagram"); + std::vector<double> knn = p.k_n_n(5); + std::vector<double> knn_template; + knn_template.push_back(1.04208); + knn_template.push_back(1.00344); + knn_template.push_back(0.979395); + knn_template.push_back(0.890643); + knn_template.push_back(0.874769); + knn_template.push_back(0.845787); + knn_template.push_back(0.819713); + knn_template.push_back(0.803984); + knn_template.push_back(0.799864); + knn_template.push_back(0.786945); + + for (size_t i = 0; i != knn.size(); ++i) { + GUDHI_TEST_FLOAT_EQUALITY_CHECK(knn[i], knn_template[i], Gudhi::Persistence_representations::epsi); + } +} |