ALEXANDRIA, Va., March 17 -- United States Patent no. 12,579,969, issued on March 17, was assigned to Amazon Technologies Inc. (Seattle).

"Component-based self-learning in natural language processing systems" was invented by Xiaohu Liu (Bellevue, Wash.), Chenlei Guo (Redmond, Wash.), Zhenyu Yao (Sammamish, Wash.) and Ruhi Sarikaya (Redmond, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Techniques for self-learning by system components of a natural language processing system are described. A system component may generate and store data indicative of the a hypothesis being tested, which may cause the system to generate output data based on the hypothesis being tested. Based on the stored data, user feed...