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Abstract Electronic watermarking can be traced back as far as 1954 Thelast 10 years has seen considerable interest in digital watermarkingdue in large part to concerns about illegal piracy of copyrightedcontent In this paper we consider the following questions Is theinterest warranted What are the commercial applications of thetechnology What scientific progress has been made in the last 10 yearsWhat are the most exciting areas for research And where might the next10 years take us In our opinion the interest in watermarking is appropriateHowever we expect that copyright applications will be overshadowed byapplications such as broadcast monitoring authentication and trackingcontent distributed within corporations We further see a variety ofapplications emerging that add value to media such as annotation andlinking content to the Web These latter applications may turn out to bethe most compelling Considerable progress has been made toward enabling theseapplications perceptual modelling security threats andcountermeasures and the development of a bag of tricks for efficientimplementations Further progress is needed in methods for handlinggeometric and temporal distortions We expect other excitingdevelopm1954101010 1 IntroductionIn 1954 Emil Hembrooke of the Muzac Corporation filed a patententitledIdentification of sound and like signals in which isdescribed a method for imperceptibly embedding an identification codeinto music for the purpose of proving ownership The patent states Thepresent invention makes possible the positive identification of theorigin of a musical presentation and thereby constitutes an effectivemeans of preventing such piracy ie it can be likened to a watermarkin paper Electronic watermarking had been invented Since that time a number of watermarking technologies have beendeveloped and deployed for a variety of applications Interest inembedded signaling continued throughout the next 35 years For examplesystems were developed for advertisment verification and device controlboth of which are discussed in the next section However electronicwatermarkingparticula1 1954MuzacEmilHembrooke
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