1. Department of Geoinformation, Faculty of Built Environment and Surveying, Universiti Teknologi Malaysia, Johor, Malaysia
2. Faculty of Electrical Engineering, Faculty of Engineering, Universiti Teknologi Malaysia, Johor, Malaysia
3. Faculty of Electronics and Electrical Engineering, International University of Africa, Khartoum, Sudan
4. Center for Communication Systems and Sensing, King Fahd University of Petroleum and Minerals (KFUPM), Dhahran, Saudi Arabia
5. School of Mechanical Engineering, Faculty of Engineering, Universiti Teknologi Malaysia, Johor, Malaysia