“Comparison of the Performance of the K-Means and K-Medoids Algorithms in Grouping Regencies Cities in Sumatera Based on Poverty Indicators”. UNP Journal of Statistics and Data Science 1, no. 2 (March 10, 2023): 59–66. Accessed October 3, 2026. https://ujsds.ppj.unp.ac.id/index.php/ujsds/article/view/25.