TY - Front. Comput. Sci. A1 - Yunhao SUN, Guanyu LI, Jingjing DU, Bo NING, Heng CHEN T1 - A subgraph matching algorithm based on subgraph index for knowledge graph Y1 - 2022-06-15 JF - Frontiers of Computer Science JO - Front. Comput. Sci. SP - 163606 EP - VL - 16 IS - 3 UR - https://journal.hep.com.cn/fcs N1 - 10.1007/s11704-020-0360-y ER -