TY - Computer Engineering and Applications A1 - CHEN Heng, QI Ruihua, ZHU Yi, YANG Chen, GUO Xu, WANG Weimei T1 - Knowledge Graph Completion Method for Semantic Hierarchies of Spherical Coordinate Modeling Y1 - 2021-08-01 JF - Computer Engineering and Applications JO - Computer Engineering and Applications SP - 101 EP - 108 VL - 57 IS - 15 UR - http://cea.ceaj.org N1 - 10.3778/j.issn.1002-8331.2006-0421 ER -