1. University of Salamanca , BISITE Research Group Edificio I+D+i , Calle Espejo 2 , , Salamanca , Spain
2. Air Institute, IoT Digital Innovation Hub , Salamanca , Spain
3. Hiroshima University , Digital Manufacturing Education and Research Center Division of Data Driven Smart System 3-10-31 Kagamiyama East-Hiroshima , , Japan
4. University of Granada Colegio Máximo de Cartuja , Campus Universitario de Cartuja C.P. Granada , Spain
5. Department of Electronics, Information and Communication, Faculty of Engineering , Osaka Institute of Technology , Osaka , Japan
6. Pusat Komputeran dan Informatik , Universiti Malaysia Kelantan , Karung Berkunci 36, Pengkaan Chepa, 16100 Kota Bharu, Kelantan , Malaysia .