Kelvin K, Sinaga FM, Wulan Sri Lestari, Sunaryo Winardi, Hawani Rambe K, Purba R. ENHANCING SENTIMENT ANALYSIS ACCURACY WITH BERT AND SILHOUETTE METHOD OPTIMIZATION. jitk [Internet]. 2025Aug.15 [cited 2025Aug.15];11(1). Available from: https://ejournal.nusamandiri.ac.id/index.php/jitk/article/view/6392