QIN, Zihuan. By improving YOLOv5s and SIFT for cartoon characters Detection methods to prevent infringement. Science and Technology of Engineering, Chemistry and Environmental Protection, [S. l.], v. 3, n. 2, p. 9352, 2025. DOI: 10.61173/h9d5fz46. Disponível em: https://stecep.deanfrancis.press/article/view/997. Acesso em: 4 nov. 2026.