ALEXANDRIA, Va., June 12 -- United States Patent no. 12,299,079, issued on May 13, was assigned to FUJITSU Ltd. (Kawasaki, Japan).

"Cost equalization spectral clustering" was invented by Himanshi Mehta (West Lafayette, Ind.) and Sarvagya Upadhyay (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method may include obtaining a graph dataset that includes a plurality of nodes. The method may include specifying two or more clusters into which each node of the plurality of nodes is to be sorted. The method may include assigning each respective node of the plurality of nodes of the graph dataset into a respective cluster of the two or more clusters according to respective costs that are each asso...