ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,522,219, issued on Jan. 13.

"System for generating answers based on multi-task learning and control method thereof" was invented by Cheoneum Park (Seongnam-Si, South Korea) and Juae Kim (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein is a system including an answer determination module configured to analyze an input sentence to determine whether to answer the input sentence, a learning module configured to output a domain corresponding to the input sentence and a plurality of categories to which the input sentence belongs when it is determined to answer the input sentence, and an output module configured to output an ...