ALEXANDRIA, Va., June 2 -- United States Patent no. 12,646,308, issued on June 2, was assigned to Snap Inc. (Santa Monica, Calif.).

"Photo-realistic temporally stable hairstyle change in real-time" was invented by Aleksandr Belskikh (London), Antoine Chassang (London), Anna Kovalenko (London) and Pavel Savchenkov (London).

According to the abstract* released by the U.S. Patent & Trademark Office: "The subject technology trains a neural network based on a training process. The subject technology selects a frame from an input video, the selected frame comprising image data including a representation of a face and hair, the representation of the hair being masked. The subject technology determines a previous predicted frame. The subject tech...