1. Department of Mathematical Sciences, Faculty of Science & Technology, Universiti Kebangsaan Malaysia (UKM), Bangi 43600, Selangor, Malaysia
2. Mathematical Sciences Studies, College of Computing, Informatics and Media, Universiti Teknologi MARA (UiTM) Negeri Sembilan Branch, Seremban Campus, Seremban 70300, Negeri Sembilan, Malaysia
3. Centre for Modelling and Data Analysis (DELTA), Faculty of Science & Technology, Universiti Kebangsaan Malaysia (UKM), Bangi 43600, Selangor, Malaysia
4. Department of Radiology and Imaging, Faculty of Medicine and Health Sciences, Universiti Putra Malaysia (UPM), Serdang 43400, Selangor, Malaysia
5. School of Mathematical Sciences, Universiti Sains Malaysia (USM), Gelugor 11800, Penang, Malaysia