RAMADHANI, Ayudha Kusuma. Perbandingan Algoritma K-Nearest Neighbor dan Cosine Similarity Untuk Sistem Rekomendasi Kursus Udemy. RIGGS: Journal of Artificial Intelligence and Digital Business, [S. l.], v. 5, n. 1, p. 3400–3408, 2026. DOI: 10.31004/riggs.v5i1.6411. Disponível em: https://journal.ilmudata.co.id/index.php/RIGGS/article/view/6411. Acesso em: 11 jun. 2026.