ALEXANDRIA, Va., July 23 -- United States Patent no. 12,367,656, issued on July 22, was assigned to Xerox Corp. (Norwalk, Conn.).

"Method and system for semi-supervised state transition detection for object tracking" was invented by Matthew A. Shreve (Campbell, Calif.), Robert R. Price (Palo Alto, Calif.), Jeyasri Subramanian (Sunnyvale, Calif.) and Sumeet Menon (Baltimore).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system determines an input video and a first annotated image from the input video which identifies an object of interest. The system initiates a tracker based on the first annotated image and the input video. The tracker generates, based on the first annotated image and the input video, info...