REN, J.; WANG, W.; WANG, J.; LIAO, S. Exploring the Contribution of Unlabeled Data in Financial Sentiment Analysis. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 27, n. 1, p. 1149-1155, 2013. DOI: 10.1609/aaai.v27i1.8459. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/8459. Acesso em: 25 apr. 2026.