ALEXANDRIA, Va., July 15 -- United States Patent no. 12,664,790, issued on June 23, was assigned to Waymo LLC (Mountain View, Calif.).

"Joint detection and grouping of road objects using machine learning" was invented by Maya Kabkab (Palo Alto, Calif.), Yu-Han Chen (Santa Clara, Calif.), Zhibo Yang (Stony Brook, N.Y.) and Xia Chen (Santa Clara, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method includes obtaining an image representing road objects belonging to a particular class, and generating, based on the image, feature maps that represent visual features of the image. The method also includes determining, based on the feature maps and for each respective road object of the plurality of road o...