Data Visualization using Tableau With K-Mean Clustering Method uor Identification Of Poor Areas in North Sumatera. Journal of Innovation and Technology Polbeng Series on Informatics (INOVTEK Polbeng - Seri Informatika), [S. l.], v. 10, n. 2, p. 1218–1227, 2025. DOI: 10.35314/pqkbwx68. Disponível em: http://210.79.191.38/index.php/ISI/article/view/800.. Acesso em: 8 jul. 2026.