ALEXANDRIA, Va., July 15 -- United States Patent no. 12,664,448, issued on June 23, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Average treatment effect for paired data" was invented by Debarun Bhattacharjya (New York), Dharmashankar Subramanian (White Plains, N.Y.), Tian Gao (Berkeley Heights, N.J.) and Nicholas Scott Mattei (New Orleans).

According to the abstract* released by the U.S. Patent & Trademark Office: "Embodiments of the present invention provide computer-implemented methods, computer program products and computer systems. Embodiments of the present invention can, identify a plurality of data variables within a multivariate event dataset. Embodiments of the present invention can then formalize a cau...