ALEXANDRIA, Va., July 30 -- United States Patent no. 12,373,650, issued on July 29, was assigned to INTERNATIONAL BUSINESS MACHINES Corp. (Armonk, N.Y.).

"Explainable passage classification" was invented by John Jai Thomas (Fishkill, N.Y.), Stephen Arthur Boxwell (Worthington, Ohio) and Kristen Maria Summers (Takoma Park, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An embodiment includes tokenizing an input passage into an n-gram sequence of tokens. The embodiment also includes evaluating the input passage using a trained classification model that generates an output indicative of a classification of the input passage. The embodiment also includes generating a first token vector for a first token of t...