Bridging 3D geometry and 1D temporal signals: A symmetric masked pre-training framework for heterogeneous multimodal fusion. - Hui Zhang; Zhongyang Zhang; Jian Li; Ting Ren; Lanfeng Huang; Zhen Li; Yiyan Guan; Zhipeng Li; Minxue Liang; Peng Zhang (Inf. Fusion, 2026)