ETUK, Ubong; UMOREN, Imeh; UMOREN, Odudu; INYANG, Saviour. Realtime-Based System for Facemask Detection Using PCA, with CNN and COCO Model. Journal of Information Systems and Informatics, [S. l.], v. 6, n. 2, p. 1114–1131, 2024. DOI: 10.51519/journalisi.v6i2.759. Disponível em: https://journal-isi.org/index.php/isi/article/view/759. Acesso em: 7 mar. 2026.