Pauline Ong, Jia Hang Wu, Tze Ching Ong, Kee Huong Lai, & Nur Fathieyah Sulaiman. (2026). A Rule-Based Approach for Oil Palm Fruit Ripeness Detection using Machine Vision. Journal of Engineering Technology and Applied Physics, 8(1), 6–11. https://doi.org/10.33093/jetap.2026.8.1.2