Kumar RH, Ramanarayanan C, Murthy K. Detection of Abnormal Vessel Behaviours Based on AIS Data Features Using HDBSCAN+. Def. Sc. J. [Internet]. 2023 Jul. 11 [cited 2025 Jul. 6];73(4):445-56. Available from: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/18626