ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,417,521, issued on Sept. 16, was assigned to Google LLC (Mountain View, Calif.).

"Systems and methods for manipulation of shadows on portrait image frames" was invented by David Jacobs (Mountain View, Calif.), Yun-Ta Tsai (Mountain View, Calif.), Jonathan T. Barron (Mountain View, Calif.) and Xuaner Zhang (Mountain View, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods described herein may relate to potential methods of training a machine learning model to be implemented on a mobile computing device configured to capture, adjust, and/or store image frames. An example method includes supplying a first image frame of a subject in...