Source code for pm4py.algo.enhancement.sna.util

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from typing import List, Any, Dict

[docs]def cluster_affinity_propagation(sna_results: List[List[Any]], parameters=None) -> Dict[str, List[str]]: """ Performs a clustering using the affinity propagation algorithm provided by Scikit Learn Parameters -------------- sna_results Values for a SNA metric parameters Parameters of the algorithm Returns -------------- clustering Dictionary that contains, for each cluster that has been identified, the list of resources of the cluster """ from sklearn.cluster import AffinityPropagation if parameters is None: parameters = {} matrix = sna_results[0] originators = sna_results[1] affinity_propagation = AffinityPropagation(**parameters) clusters = affinity_propagation.predict(matrix) ret = {} for i in range(len(clusters)): res = originators[i] cluster = str(clusters[i]) if cluster not in ret: ret[cluster] = [] ret[cluster].append(res) return ret