ALEXANDRIA, Va., July 28 -- United States Patent no. 12,694,491, issued on July 28, was assigned to Hewlett-Packard Development Co. LP (Spring, Texas).
"Document-occluding artifact removal" was invented by Lucas Nedel Kirsten (Porto Alegre, Brazil).
According to the abstract* released by the U.S. Patent & Trademark Office: "Depth information for each pixel of a digitally captured image of a document occluded by an object is determined. The pixels the pixels for which the depth information is indicative of a greater depth than a baseline depth of the document are identified as belonging to an artifact corresponding to the object occluding the document. The artifact is removed from the digitally captured image."
The patent was filed on Oct...