Implementation of Smote, Random Oversampling and Random Undersampling in Random Forest and Lasso Logistic Regression for Customer Churn Prediction. mortalita [Internet]. 2025 Jun. 9 [cited 2026 Aug. 11];2(1):1-14. Available from: https://www.ejournal.darunnajah.ac.id/index.php/mortalita/article/view/709