LATIFAH, Noor; PUTRA, Dias Henandra Eka; NUGRAHA, Fajar. Time-Series Monitoring of Sentiment Dynamics in Reviews of Four Indonesian E-Wallet Applications Using a Hybrid TF-IDF and Bi-LSTM Framework. Journal of Information Systems and Informatics, [S. l.], v. 8, n. 2, p. 1958–1983, 2026. DOI: 10.63158/journalisi.v8i2.1488. Disponível em: https://journal-isi.org/index.php/isi/article/view/1488. Acesso em: 12 apr. 2026.