Comparative Analysis of Machine Learning and Deep Learning Approaches for Sentiment Analysis across Heterogeneous Datasets under Class Imbalance Conditions. e-Jurnal Penyelidikan dan Inovasi, [S. l.], v. 13, n. 2, p. 174–187, 2026. DOI: 10.53840/e-jpi.v13i2.422. Disponível em: https://ejpi.uis.edu.my/index.php/ejpi/article/view/422. Acesso em: 26 aug. 2026.