OPTIMIZING THE KNN ALGORITHM FOR CLASSIFYING CHRONIC KIDNEY DISEASE USING GRIDSEARCHCV. jitk [Internet]. 2025 Feb. 20 [cited 2026 Apr. 3];10(3):680-9. Available from: https://ejournal.nusamandiri.ac.id/https:/ejournal.nusamandiri.ac.id/index.php/jitk/article/view/6214