Reversible data hiding is a technique which enables images to be authenticated and then restored to their original form by removing the digital watermark and replacing the image data that had been overwritten. This would make the images acceptable for legal purposes. The U.S. Army also is interested in this technique for authentication of reconnaissance images.
Read more about this topic: Digital Watermarking
Famous quotes containing the words data and/or hiding:
“To write it, it took three months; to conceive it three minutes; to collect the data in it—all my life.”
—F. Scott Fitzgerald (1896–1940)
“When we retreat to the country, we are hiding not from people, but from our pride, which, in the city and among people, operates unfairly and immoderately.”
—Anton Pavlovich Chekhov (1860–1904)