Numbering with spiral pattern to prove authenticity and integrity in medical images. - Syifak Izhar Hisham; Afifah Nailah Muhammad; Gran Badshah; Nasrul Hadi Johari; Jasni Mohamad Zain (Pattern Anal. Appl., 2017)

Comparative Analysis on Raster, Spiral, Hilbert, and Peano Mapping Pattern of Fragile Watermarking to Address the Authentication Issue in Healthcare System. - Syifak Izhar Hisham; Mohamad Nazmi Nasir; Nasrul Hadi Johari (DependSys, 2019)