GREEN, O.O.; YUSUF, S.M.; ABDULRAZAQ, M.B.; YAHAYA, B.; HARUNA, Z.; ORE-OFE, A.; OMOGOYE, S.O.; ADEGOKE, A.S.; SALAMI, S.O. Anomaly Detection in Portal System Networks: A Hybrid EMLOA-OCSVM Approach and Review of Challenges. European Scientific Journal, ESJ, [S. l.], v. 21, n. 24, p. 21, 2025. DOI: 10.19044/esj.2025.v21n24p21. Disponível em: https://last.eujournal.org/index.php/esj/article/view/19947. Acesso em: 11 feb. 2026.