Astuti, W., & Sarasati, F. (2025). PREDICTION OF HAJJ PILGRIMS’ HEALTH RISK USING K-NN, DECISION TREE, CROSS VALIDATION, AND SMOTE. Jurnal Techno Nusa Mandiri, 22(1), 35–43. https://doi.org/10.33480/techno.v22i1.6367