Manurung, J., Saragih, H., Prabukusumo, M.A. and Firdaus, E.A. 2025. Optimizing the performance of the K-Nearest Neighbors algorithm using grid search and feature scaling to improve data classification accuracy. Jurnal Mandiri IT. 14, 2 (Oct. 2025), 260–268. DOI:https://doi.org/10.35335/mandiri.v14i2.466.