Affandi E, Harahap B, Harahap S. Application of the K-Means Clustering Algorithm to Categorize Pregnant Women’s Knowledge and Attitudes Towards Smoking During Pregnancy. JOTECHCOM [Internet]. 2026 Aug. 2 [cited 2026 Aug. 20];3(3):282-6. Available from: https://journal.technolabs.co.id/index.php/jotechcom/article/view/108