An, Zhongde, Jinhong You, Jiyanglin Li, Yiming Tang, Wen Li, Heming Du, and Shouguo Du. “FreDN: Spectral Disentanglement for Time Series Forecasting via Learnable Frequency Decomposition”. Proceedings of the AAAI Conference on Artificial Intelligence 40, no. 24 (March 14, 2026): 19623-19631. Accessed April 30, 2026. https://ojs.aaai.org/index.php/AAAI/article/view/39042.