ALEXANDRIA, Va., July 7 -- United States Patent no. 12,675,731, issued on July 7, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Action space reduction for planning domains" was invented by Harsha Kokel (Richardson, Texas), Junkyu Lee (San Diego), Michael Katz (Goldens Bridge, N.Y.), Shirin Sohrabi Araghi (Briarcliff Manor, N.Y.) and Kavitha Srinivas (Port Chester, N.Y.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Technology for: (i) receiving a domain-dependent artificial intelligence planning problem including definitions for a plurality of operators; (ii) creating an initial version of a label set, which defines an initial version of an action space, with the label set including ...