A Comparative Evaluation of LSTM and Bidirectional LSTM Architectures for Nitrogen Oxide Forecasting in Air Quality Monitoring. Engineering Systems and Intelligent Technologies (ESIT), [S. l.], v. 3, n. 1, p. 1–12, 2026. DOI: 10.66279/9c0e5874. Disponível em: https://pub.scientificirg.com/index.php/ESIT/article/view/251. Acesso em: 2 jul. 2026.