ALEXANDRIA, Va., March 19 -- United States Patent no. 12,254,751, issued on March 18, was assigned to Axis AB (Lund, Sweden).
"Masking of objects in a video stream" was invented by Tor Nilsson (Lund, Sweden) and Song Yuan (Lund, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for masking of objects in a video stream, the method comprising: acquiring a video stream; detecting an object in the video stream; determining whether the detected object belongs to a foreground of the video stream indicative of moving objects or to a background of the video stream indicative of static objects; classifying the detected object to be of a specific type using a first classifier if the detected object is det...