1. Hebei Key Laboratory of Industrial Intelligent Perception, College of Artificial Intelligence, North China University of Science and Technology, Tangshan 063210, China
2. Telecommunications Research Centre (TRC), University of Limerick, V94 T9PX Limerick, Ireland
3. Department of Computing, Xi’an Jiaotong-Liverpool University, Suzhou 215000, China
4. School of Biomedical Engineering, Shenzhen University Health Science Center, Shenzhen 518060, China
5. Department of Computer Systems, University of Plovdiv “Paisii Hilendarski”, 4000 Plovdiv, Bulgaria
6. Institute of Mathematics and Informatics—Bulgarian Academy of Sciences, 1040 Sofia, Bulgaria