PMDformer: Patch-Mean Decoupling Information Transformer for Long-term Forecasting - Hu, Ao; Wen, Liangjian; Duan, Jiang; Dai, Yong; YAN, HE; Wang, Dongkai; Wang, Jun; Zhang, Yukun; Jiang, Ruoxi; Xu, Zenglin (International Conference on Learning Representations, 2026)