ALEXANDRIA, Va., June 5 -- United States Patent no. 12,277,175, issued on April 15, was assigned to Pinterest Inc. (San Francisco).
"Node graph pruning and fresh content" was invented by Chantat Eksombatchai (Sunnyvale, Calif.), Jurij Leskovec (Stanford, Calif.), Rahul Sharma (Bangalore, India), Charles Walsh Sugnet (Santa Cruz, Calif.) and Mark Bormann Ulrich (Redwood City, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure describes systems and methods that facilitate the generation of recommendations by traversing a graph. Walks that traverse the graph may be initiated from a plurality of different nodes in the node graph. In order to give greater or lesser weight to particular nodes, t...