ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,784,121, issued on Nov. 3.

"Method and system for analyzing the propagation path of dam safety hazards based on a knowledge graph" was invented by Shuangping Li (Wuhan, China), Bin Zhang (Wuhan, China), Junxing Zheng (Wuhan, China), Zuqiang Liu (Wuhan, China), Lin Gao (Wuhan, China), Huabei Liu (Wuhan, China), Dong Wang (Wuhan, China), Xin Zhang (Wuhan, China), Bo Shi (Wuhan, China), Yonghua Li (Wuhan, China) and Huawei Wang (Wuhan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and system for analyzing the propagation path of dam safety hazards based on a knowledge graph includes the following steps: based on the dam's historical operatin...