“Klasifikasi Buah Kelapa Muda, Kelapa Tua, Dan Buah Naga Menggunakan Pendekatan Hybrid PCA-KNN”. JOURNAL OF SCIENCE AND SOCIAL RESEARCH 8, no. 1 (February 6, 2025): 644–649. Accessed April 28, 2026. https://jurnal.goretanpena.com/index.php/JSSR/article/view/2581.