“IMPLEMENTATION OF GAIN RATIO AND K-NEAREST NEIGHBOR FOR CLASSIFICATION OF STUDENT PERFORMANCE: Penerapan Metode Gain Ratio Dan K-Nearest Neighbor Untuk Klasifikasi Kinerja Siswa” (2020) Jurnal Pilar Nusa Mandiri, 16(1), pp. 19–24. doi:10.33480/pilar.v16i1.813.