Source code for pm4py.algo.transformation.ocel.features.objects.object_cobirth_graph

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from pm4py.objects.ocel.obj import OCEL
from typing import Optional, Dict, Any
from pm4py.algo.transformation.ocel.graphs import object_cobirth_graph

[docs]def apply(ocel: OCEL, parameters: Optional[Dict[Any, Any]] = None): """ Adds for each object the total number of cobirth object as feature Parameters ----------------- ocel OCEL parameters Parameters of the algorithm Returns ----------------- data Values of the added features feature_names Names of the added features """ if parameters is None: parameters = {} ordered_objects = list(ocel.objects[ocel.object_id_column]) g0 = object_cobirth_graph.apply(ocel, parameters=parameters) conn = {} for obj in ordered_objects: conn[obj] = set() for el in g0: conn[el[0]].add(el[1]) conn[el[1]].add(el[0]) data = [] feature_names = ["@@object_cobirth"] for obj in ordered_objects: data.append([len(conn[obj])]) return data, feature_names