Comparison of K-Nearest Neighbor and Decision Tree Methods using Principal Component Analysis Technique in Heart Disease Classification. Indonesian Journal of Data and Science, [S. l.], v. 4, n. 2, p. 87–96, 2023. DOI: 10.56705/ijodas.v4i2.70. Disponível em: https://www.jurnal.yoctobrain.org/index.php/ijodas/article/view/70. Acesso em: 11 jul. 2026.