ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,547,847, issued on Feb. 10, was assigned to NEC Corp. (Tokyo).

"Information processing device, information processing method, and recording medium for taxonomy expansion decision making" was invented by Kunihiro Takeoka (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "In order to expand a taxonomy more accurately, an information processing apparatus (1) includes: an obtaining section (11) that obtains a taxonomy which indicates a relationship between a plurality of phrases; a generating section (12) that generates a new phrase which differs from each of the plurality of phrases, with reference to a first sentence group; and an expanding section (13...