ALEXANDRIA, Va., July 16 -- United States Patent no. 12,670,692, issued on June 30, was assigned to CALIPSA Ltd. (London).

"Transfer learning by downscaling and upscaling" was invented by Siddarth Agrawal (London), Christopher Tegho (Chicago), Ashwin D'Cruz (London), David Hall (Chicago, Great Britain) and Boris Ploix (Cambridge, Mass.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for transfer learning is provided. A first set of image data at a first resolution is received. Metadata, comprising object data, associated with the first set of image data is received. A second set of images having a second resolution is generated by downsampling the first set of image data. A third set of image data ha...