YE, Jiexia; ZHANG, Weiqi; LI, Ziyue; LI, Jia; TSUNG, Fugee. MedSpaformer: A Transferable Transformer with Multi-Granularity Token Sparsification for Medical Time Series Classification. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 40, n. 33, p. 27791–27799, 2026. DOI: 10.1609/aaai.v40i33.40001. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/40001. Acesso em: 17 may. 2026.