ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,420,955, issued on Sept. 23, was assigned to Beihang University (Beijing).

"Multi-modal multi-objective testing data generation method based on topology adaptive resonance theory" was invented by Shunkun Yang (Beijing), Qi Yao (Beijing), Zhiyu Duan (Beijing) and Qi Shao (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multi-modal multi-objective testing data generation method based on topology adaptive resonance theory is disclosed. The method considers that that the test aircraft under what kind of external disturbance or its own system fault conditions will be close to multiple index thresholds of unreliable or unsafe state at the same time ...