Imran, Bahtiar, Ahmad Yani, Rudi Muslim, and Zaeniah Zaeniah. “LOMBOK PEARL QUALITY CLASSIFICATION USING A COMBINATION OF FEATURE EXTRACTION AND ARTIFICIAL NEURAL NETWORKS BASED ON SHAPE”. Jurnal Pilar Nusa Mandiri 18, no. 2 (September 13, 2022): 167-172. Accessed July 17, 2024. https://ejournal.nusamandiri.ac.id/index.php/pilar/article/view/3507.