Image Authentication Using Digital Water

[pic] Respected IT professionals, Assume the above range of mountains is your college building . in a flash we argon telling that this is our college building. Is there all way for you to allege your copyright ownership of this image against our proposal. You form to rotate this by digital means, so that even if it is copied from your website you displace claim for your copyrights. The break up was NO till yesterday (june2002) and today our paper has got the answer. You suasion images that you pick up are all yours? Think again, they whitethorn be secure comely with a watermark that could be very well traced down. A digital waterline is a digital signal or pattern inserted into a digital image. Since this signal or pattern is present in separately unaltered copy of the professional image, the digital water line may also serve as a digital touch sensation for the copies. The desirable characteristics of a water level are Watermark should be springy to standardized manipulations of any nature.

It should be statistically irremovable Every Watermarking brass section consists at least two different parts: Watermark Embedding Unit Watermark Detection and Extraction Unit In this paper, we discuss an algorithmic program for instituteding and detecting the Watermark in a still image. A robust, secure, invisible Watermark is imprinted on the image I, and the Watermarked image WI, is distr ibuted. The generator keeps the original im! age I. To prove that an image WI or a portion of it has been pirated, the author shows that W contains his Watermark (to this purpose, he could but does non have to use his original image I). The best a pirate can do is to try to remove the original W Watermark (which is impossible if the Watermark is secure). There can be a nonher way push through for the pirate, as to embed his signature in the image. But this does not help him besides much because both his original and his Watermarked Image...If you pauperism to get a full essay, order it on our website: OrderCustomPaper.com

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