T., A. .; JINI, A. C. S. . A Comparative Study of HARR Feature Extraction and Machine Learning Algorithms for Covid-19 X-Ray Image Classification. International Journal on Recent and Innovation Trends in Computing and Communication, [S. l.], v. 11, n. 6s, p. 475–482, 2023. DOI: 10.17762/ijritcc.v11i6s.6955. Disponível em: https://ijritcc.org/index.php/ijritcc/article/view/6955. Acesso em: 25 sep. 2025.