News tagged with watermarking

Audio Watermarking Technique Could Locate Movie Pirates

(PhysOrg.com) -- Camcorder piracy - which occurs when moviegoers bring a camcorder into a theater to record a movie from the screen - is a rapidly growing illegal activity. In the US, camcorder piracy has ...

Technology / Hi Tech & Innovation

Feb 26, 2009 | 2.1 / 5 (11) | 15

Reversible watermarking for digital images

Every picture tells a story, but how do you know that a digital photo has not been manipulated to change the tale being told? A new approach to adding an encrypted watermark to digital images allows the an image to be validated ...

Technology / Computer Sciences

Jul 06, 2010 | 4.5 / 5 (2) | 0