LTSMiTransformer: Learnable Temporal Sparsity and Memory for Efficient Long-Term Time Series Forecasting. - Polycarp Shizawaliyi Yakoi; Xiangfu Meng; Chunli Yu; Victor Adeyi Odeh; Yongqin Zhang; Zheng Zhao; Danladi Suleman; Yuzhuo Yang (CNIOT, 2025)