ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,499,228, issued on Dec. 16, was assigned to GUANGZHOU UNIVERSITY (Guangdong, China).

"Stacking-ensemble-based APT organization identification method and system, and storage medium" was invented by Shudong Li (Guangzhou, China), Qianqing Zhang (Guangzhou, China), Xiaobo Wu (Guangzhou, China), Weihon Han (Guangzhou, China), Binxing Fang (Guangzhou, China), Zhihong Tian (Guangzhou, China), Lihua Yin (Guangzhou, China) and Zhaoquan Gu (Guangzhou, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "An APT organization identification method, system and storage medium based on a stacking ensemble are provided, the method comprising: using a TF-IDF algorithm c...