MULTILEVEL FEATURE EXTRACTION-BASED UNSUPERVISED LEARNING FOR SKIN CANCER CLASSIFICATION. Leadership, Education, Personality: An Interdisciplinary Journal, ISSN: 2524-6178, [S. l.], v. 18, n. 12, p. 268–283, 2025. DOI: 10.1366/1p4dnb37. Disponível em: https://sibe.rpress.co.in/index.php/jimr/article/view/161.. Acesso em: 21 feb. 2026.