[1] Univ Teknol Malaysia, Dept Informat Syst, Fac Comp, Johor Baharu 81310, Johor, Malaysia
[2] Univ Teknol Malaysia, Dept Software Engn, Fac Comp, Johor Baharu 81310, Johor, Malaysia
[3] Malaysian Nucl Agcy NM, Res & Technol Dev Program, Bangi 43000, Kajang Selangor, Malaysia