Mackerel Tuna Freshness Identification Based on Eye Color Using K-Nearest Neighbor Enhanced by Contrast Stretching and Histogram Equalization. Scientific Journal of Informatics, [S. l.], v. 11, n. 4, p. 1035–1042, 2025. DOI: 10.15294/sji.v11i4.14494. Disponível em: https://journal.unnes.ac.id/journals/sji/article/view/14494. Acesso em: 5 dec. 2025.