Jundullah, Sayid Muhammad, Hafizh Al Kautsar Aidilof, and Fadlisyah. “ YOLOv8-Based Multi-Class Detection of Coffee Bean Defects and Contaminants for Automated Quality Grading”. Brilliance: Research of Artificial Intelligence 6, no. 2 (June 29, 2026): 313–322. Accessed September 2, 2026. https://itscience.org/jurnal/index.php/brilliance/article/view/8612.