SP-GEM: Spatial Pattern-Aware Graph Embedding for Matching Multisource Road Networks. - Chenghao Zheng; Yunfei Qiu; Jian Yang 034; Bianying Zhang; Zeyuan Li; Zhangxiang Lin; Xianglin Zhang; Yang Hou; Li Fang (ISPRS Int. J. Geo Inf., 2025)