Xu, Changjian, Yong Wang, Ruizheng Huang, Zhicheng Zhang, Wen Yin, and Kexin Li. 2026. “CaT-Diff: Cascaded Text-Enhanced Diffusion Model for Time-Series Imputation”. Proceedings of the AAAI Conference on Artificial Intelligence 40 (32):27215-23. https://doi.org/10.1609/aaai.v40i32.39937.