CHEN, X.; DIAO, D.; CHEN, H.; YAO, H.; PIAO, H.; SUN, Z.; YANG, Z.; GOEBEL, R.; JIANG, B.; CHANG, Y. The Sufficiency of Off-Policyness and Soft Clipping: PPO Is Still Insufficient according to an Off-Policy Measure. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 37, n. 6, p. 7078-7086, 2023. DOI: 10.1609/aaai.v37i6.25864. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/25864. Acesso em: 27 apr. 2026.