ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,743,619, issued on Sept. 22, was assigned to ObjectVideo Labs LLC (Tysons, Va.).

"Progressive deep metric learning" was invented by Gang Qian (McLean, Va.) and Allison Beach (Leesburg, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, and apparatus, including computer programs encoded on computer storage media, for progressive deep metric learning. One of the methods includes maintaining training data for training a machine learning model that will include a plurality of blocks after training. A number of training stages is determined using the plurality of blocks in the machine learning model. The machine learning model is trained u...