1. Strategic Advanced Research (StAR) Mathematical Modeling Lab; MIMOS Berhad; Technology Park Malaysia Kuala Lumpur Malaysia
2. Department of Electrical and Electronic Engineering; Xi'an Jiaotong-Liverpool University; Suzhou Jiangsu Province China
3. School of Science and Technology; Middlesex University; London NW4 4BT U.K.
4. The University of Electro-Communications; 1-5-1, Chofugaoka, Chofu-shi Tokyo 182-8585 Japan