Counterfeit one hundred Malaysian ringgit banknotes discrimination using chemical imaging inspection and pattern recognition by Ajid, Nur Farah Dina, Foo, Keat How, Mahat, Naji Arafat, Mat Desa, Wan Nur Syuhaila, Kamaluddin, Mohd. Rahim, Mohamed Huri, Mohammad Afiq, Maarof, Hasmerya, Ismail, Dzulkiflee