ALEXANDRIA, Va., April 21 -- United States Patent no. 12,608,557, issued on April 21, was assigned to The University of Hong Kong (Hong Kong, Hong Kong).

"Chinese dialogue system for cognitively impaired adults based on cognitive stimulation therapy principles" was invented by Chuan Wu (Hong Kong, Hong Kong), Jiyue Jiang (Hong Kong, Hong Kong), Sheng Wang (Hong Kong, Hong Kong) and Lingpeng Kong (Hong Kong, Hong Kong).

According to the abstract* released by the U.S. Patent & Trademark Office: "A dialogue system for cognitively impaired adults based on CST principles is provided. The dialogue system includes an encoder module, a decoder module, and an external knowledge module. The encoder module is configured to classify utterance and exe...