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/*!
@authors Andrei Novikov (pyclustering@yandex.ru)
@date 2014-2020
@copyright BSD-3-Clause
*/
#pragma once
#include <pyclustering/interface/pyclustering_package.hpp>
#include <pyclustering/definitions.hpp>
/**
*
* @brief Fuzzy C-Means result is returned by pyclustering_package that consist sub-packages and this enumerator provides
* named indexes for sub-packages.
*
*/
enum fcm_package_indexer {
FCM_PACKAGE_INDEX_CLUSTERS = 0,
FCM_PACKAGE_INDEX_CENTERS,
FCM_PACKAGE_INDEX_MEMBERSHIP,
FCM_PACKAGE_SIZE
};
/**
*
* @brief Clustering algorithm Fuzzy C-Medians returns allocated clusters.
* @details Caller should destroy returned result in 'pyclustering_package'.
*
* @param[in] p_sample: input data for clustering.
* @param[in] p_centers: initial cluster centers.
* @param[in] p_m: hyper parameter that controls how fuzzy the cluster will be.
* @param[in] p_tolerance: stop condition - when changes of medians are less then tolerance value.
* @param[in] p_itermax: maximum amount of iterations for cluster analysis.
*
* @return Returns result of clustering - array of allocated clusters.
*
*/
extern "C" DECLARATION pyclustering_package * fcm_algorithm(const pyclustering_package * const p_sample,
const pyclustering_package * const p_centers,
const double p_m,
const double p_tolerance,
const std::size_t p_itermax);
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