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/*!
@authors Andrei Novikov (pyclustering@yandex.ru)
@date 2014-2020
@copyright BSD-3-Clause
*/
#include <gtest/gtest.h>
#include "answer.hpp"
#include "answer_reader.hpp"
#include "samples.hpp"
#include <pyclustering/cluster/silhouette.hpp>
using namespace pyclustering;
using namespace pyclustering::clst;
void template_correct_scores(const dataset_ptr & p_data, const answer & p_answer) {
silhouette_data result;
silhouette().process(*p_data, p_answer.clusters(), result);
ASSERT_EQ(p_data->size(), result.get_score().size());
for (const auto score : result.get_score()) {
ASSERT_LE(-1.0, score);
ASSERT_GE(1.0, score);
}
}
void template_correct_score_data_types(const dataset_ptr & p_data, const answer & p_answer) {
silhouette_data result_points, result_matrix;
dataset matrix;
distance_matrix(*p_data, distance_metric_factory<point>::euclidean_square(), matrix);
silhouette().process(*p_data, p_answer.clusters(), silhouette_data_t::POINTS, result_points);
silhouette().process(matrix, p_answer.clusters(), silhouette_data_t::DISTANCE_MATRIX, result_matrix);
ASSERT_EQ(p_data->size(), result_points.get_score().size());
ASSERT_EQ(p_data->size(), result_matrix.get_score().size());
const auto & scores_points = result_points.get_score();
const auto & scores_matrix = result_matrix.get_score();
ASSERT_EQ(scores_points, scores_matrix);
}
TEST(utest_silhouette, correct_score_simple01) {
template_correct_scores(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_01), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_01));
}
TEST(utest_silhouette, correct_score_simple02) {
template_correct_scores(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_02), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_02));
}
TEST(utest_silhouette, correct_score_simple03) {
template_correct_scores(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_03), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_03));
}
TEST(utest_silhouette, correct_score_simple04) {
template_correct_scores(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_04), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_04));
}
TEST(utest_silhouette, correct_score_simple05) {
template_correct_scores(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_05), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_05));
}
TEST(utest_silhouette, correct_score_simple06) {
template_correct_scores(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_06), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_06));
}
TEST(utest_silhouette, correct_score_simple07) {
template_correct_scores(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_07), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_07));
}
TEST(utest_silhouette, correct_score_simple08) {
template_correct_scores(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_08), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_08));
}
TEST(utest_silhouette, correct_score_distance_matrix_simple01) {
template_correct_score_data_types(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_01), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_01));
}
TEST(utest_silhouette, correct_score_distance_matrix_simple02) {
template_correct_score_data_types(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_02), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_02));
}
TEST(utest_silhouette, correct_score_distance_matrix_simple03) {
template_correct_score_data_types(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_03), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_03));
}
TEST(utest_silhouette, correct_score_distance_matrix_simple04) {
template_correct_score_data_types(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_04), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_04));
}
TEST(utest_silhouette, correct_score_distance_matrix_simple05) {
template_correct_score_data_types(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_05), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_05));
}
TEST(utest_silhouette, correct_score_distance_matrix_simple06) {
template_correct_score_data_types(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_06), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_06));
}
TEST(utest_silhouette, correct_score_distance_matrix_simple07) {
template_correct_score_data_types(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_07), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_07));
}
TEST(utest_silhouette, correct_score_distance_matrix_simple08) {
template_correct_score_data_types(simple_sample_factory::create_sample(SAMPLE_SIMPLE::SAMPLE_SIMPLE_08), answer_reader::read(SAMPLE_SIMPLE::SAMPLE_SIMPLE_08));
}
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