ALEXANDRIA, Va., May 12 -- United States Patent no. 12,626,063, issued on May 12, was assigned to International Business Machines Corp. (Armonk, N.Y.).

"Forming a hypothesis set from sentences across documents representative of different stances taken across the documents" was invented by Futoshi Iwama (Tokyo), Md Maruf Hossain (Katsushika-ku, Japan) and Mikio Takeuchi (Yokohama, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a computer program product, system, and method for forming a hypothesis set from sentences across documents representative of different stances taken across the documents. Sentences from the documents are clustered into a plurality of clusters. Sentences in a cluster ...