Sentiment Analysis in Higher Education: A Systematic Mapping Reviewbased Deep Neural Network. London Journal of Research In Computer Science and Technology, [S. l.], v. 22, n. 2, p. 37–44, 2022. Disponível em: https://journalspress.uk/index.php/LJRCST/article/view/866. Acesso em: 2 feb. 2026.