Funding for this research was provided by:
Romanian Ministry of Research and Innovation, CNCS - UEFISCDI (PN-III-P4-ID-PCE-2016-0190)
Hungarian Research Fund, OTKA (NKFIH 125700)
Higher Education Excellence Program of the Ministry of Human Capacities in the frame of Artificial Intelligence research area of Budapest University of Technology and Economics (BME FIKP-MI/FM)
Article History
Received: 22 May 2018
Accepted: 17 August 2019
First Online: 24 August 2019