Huang, R. et al. 2026. HMformer: Unleashing Transformer’s Potential for Time Series Forecasting via Hierarchical Multi-Scale Modeling. Proceedings of the AAAI Conference on Artificial Intelligence. 40, 26 (Mar. 2026), 22012–22020. DOI:https://doi.org/10.1609/aaai.v40i26.39355.