Evaluation of Ridge Classifier and Logistic Regression for Customer Churn Prediction on Imbalanced Telecommunication Data. Scientific Journal of Informatics, [S. l.], v. 12, n. 2, p. 311–326, 2025. DOI: 10.15294/sji.v12i2.24620. Disponível em: https://journal.unnes.ac.id/journals/sji/article/view/24620. Acesso em: 5 dec. 2025.