1. Faculty of Computing and Information Technology, Sohar University, Sohar, Oman
2. Department of Mechanical Engineering, Texas A and M University, College Station, TX, USA
3. Institute for Intelligent Systems Research and Innovation, Deakin University, Geelong, VIC, Australia
4. Swinburne University of Technology, Hawthorn, VIC, Australia
5. Department of Computer Science and Engineering, Texas A and M University, College Station, TX, USA