Zhou, Fan, Chen Pan, Lintao Ma, Yu Liu, Shiyu Wang, James Zhang, Xinxin Zhu, Xuanwei Hu, Yunhua Hu, Yangfei Zheng, Lei Lei, and Hu Yun. “SLOTH: Structured Learning and Task-Based Optimization for Time Series Forecasting on Hierarchies”. Proceedings of the AAAI Conference on Artificial Intelligence 37, no. 9 (June 26, 2023): 11417-11425. Accessed April 23, 2026. https://ojs.aaai.org/index.php/AAAI/article/view/26350.