1. Karpenko Physics and Mechanics Institute, National Academy of Sciences of Ukraine, 5 Naukova Str., 79060 Lviv, Ukraine
2. Department of Artificial Intelligence Systems, Lviv Polytechnic National University, 12 Stepan Bandera Str., 79000 Lviv, Ukraine
3. Department of Economics and Informatics, Silesian University of Technology, 2A, Akademicka Str., 44-100 Gliwice, Poland
4. Department of Informatics and Teleinformatics, Kazimierz Pulaski University of Technology and Humanities in Radom, 29, Malczewskiego Str., 26-600 Radom, Poland
5. Research Institute for Intelligent Computer Systems, West Ukrainian National University, 11 Lvivska Str., 46009 Ternopil, Ukraine