ZHU, Nengjun; SUN, Lingdan; ZHANG, Qi; CAO, Jian; YU, Hang. DFRec: Dual Fluctuation Modeling of Multi-level Intent Evolution for Next-Item Recommendation. Proceedings of the AAAI Conference on Artificial Intelligence, [S. l.], v. 40, n. 19, p. 16540–16547, 2026. DOI: 10.1609/aaai.v40i19.38694. Disponível em: https://ojs.aaai.org/index.php/AAAI/article/view/38694. Acesso em: 15 may. 2026.