Publikacja dostępna w wersji elektronicznej w open access na licencji CC BY 4.0. Received: 20 August 2020, revised: 19 September 2020, accepted: 22 September 2020, published: 27 September 2020. Publikacja należy do sekcji: "Computing and Artificial Intelligence". The work was supported by the National Science Centre (W.S.). The work was supported by the project financed within the framework of the program of the Minister of Science and Higher Education under the name "Regional Excellence Initiative" in the years 2019–20220 (J.W.). |