Setiawan R, Tjahjono B, Firmansyah G, Akbar H. Fraud Detection in Credit Card Transactions Using HDBSCAN, UMAP and SMOTE Methods. International Journal of Science, Technology & Management [Internet]. 2023Sep.26 [cited 2025Jan.30];4(5):1333-9. Available from: https://ijstm.inarah.co.id/index.php/ijstm/article/view/929