[1] Univ Potensi Utama, Fac Engn & Comp Sci, Jl KL Yos Sudarso Km 6,5 3 A, Medan 20241, Indonesia
[2] Univ Malaysia Perlis, Sch Mech Engn, Elect & Biomed Intelligent Syst EBItS, Arau 02600, Perlis, Malaysia
[3] Univ Teknol MARA UiTM, Fac Elect Engn, Penang Campus, Permatang 13500, Pauh Pulau Pina, Malaysia
[4] Univ Sains Malaysia, Sch Med Sci, Dept Patol, Kubang Kerian 16150, Kelantan, Malaysia