Afaf Firmansyah D, Astuti EZ. Two-Stage Maritime Anomaly Detection: Unsupervised Outlier Filtering and Optimized Bidirectional LSTM on Southeast Asian AIS Data. JAIC [Internet]. 2025 Dec. 7 [cited 2026 Sep. 12];9(6):3431-4. Available from: https://jurnal.polibatam.ac.id/index.php/JAIC/article/view/11545