Bayu INK, Suarjaya IMAD, Buana PW. Classification of Indonesian Population’s Level Happiness on Twitter Data Using N-Gram, Naïve Bayes, and Big Data Technology. Int. J. Adv. Sci. Eng. Inf. Technol. [Internet]. 2022 Oct. 27 [cited 2024 Jul. 22];12(5):1944-9. Available from: https://ijaseit.insightsociety.org/index.php/ijaseit/article/view/14387