DAI, Songmin; LI, Xiaoqiang; ZHOU, Yue; YE, Xichen; LIU, Tong. GradPU: Positive-Unlabeled Learning via Gradient Penalty and Positive Upweighting. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 37, n. 6, p. 7296–7303, 2023. DOI: 10.1609/aaai.v37i6.25889. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/25889. Acesso em: 31 may. 2026.