ALEXANDRIA, Va., April 21 -- United States Patent no. 12,608,414, issued on April 21, was assigned to Visier Solutions Inc. (Vancouver, Canada).

"Recursive agglomerative clustering of time-structured communications" was invented by Viacheslav Seledkin (Moscow), David Yan (Portola Valley, Calif.) and Marina Chilingaryan (Menlo Park, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An example method of document cluster labeling comprises: selecting a current document cluster of a plurality of document clusters (e.g., the current document cluster can have documents organized using a DBSCAN or OPTICS algorithm); initializing a label associated with the current document cluster; selecting a term from a list ...