Affiliation: | 1.Department of Computer Engineering, Islamic Azad University North Tehran Branch, Tehran, Iran ;2.Faculty of Computer Science and Information Technology, University of Malaya, 50603, Kuala Lumpur, Malaysia ;3.Department of Computer Science, Michigan Technological University, Houghton, MI, 49931, USA ;4.Iran Telecommunication Research Center (ITRC), Tehran, 14155-3961, Iran ; |