Sondakh, S.Kom, M.T, Ph.D, D. E., Taju, S. W. ., Tene, M. G., & Pangaila, A. E. T. . (2023). Sistem Analisis Sentimen Ulasan Aplikasi Belanja Online Menggunakan Metode Ensemble Learning . CogITo Smart Journal, 9(2), 280–291. https://doi.org/10.31154/cogito.v9i2.525.280-291