Comparison of Various Gradient Types for Biological Image with Morphological Operations. Iraqi Journal of Science, [S. l.], v. 57, n. 2A, p. 1021–1030, 2022. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/7484.. Acesso em: 11 apr. 2025.