1. Department of Distributed Systems and Informatic Devices, Silesian University of Technology, Gliwice, Poland
2. Department of Applied Informatics, Silesian University of Technology, Gliwice, Poland
3. Institute of Biomedical Informatics, National Yang Ming Chiao Tung University, Taipei City, Taiwan
4. Department of Electrical and Computer Engineering, University of Alberta, Edmonton, AB, Canada
5. School of Artificial Intelligence and Computer Science, Nantong University, Nantong, China