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DAC
2004
ACM
16 years 3 days ago
2004
ACM
Digital watermarking is a process that embeds an imperceptible signature or watermark in a digital file containing audio, image, text or video data. The watermark is later used to...
ARTCOM
2009
IEEE
15 years 4 months ago
2009
IEEE
Nowadays, the transmission of digitized medical information has become very convenient due to the generality of Internet. Internet has created the biggest benefit to achieve the tr...
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AMC
2007
14 years 11 months ago
2007
Fragile watermarking techniques for digital content have been studied in the past few years. Fragile watermarks are used to determine if a piece of watermarked digital content has...
SIGMOD
2003
ACM
15 years 11 months ago
2003
ACM
Digital content is for copying: quotation, revision, plagiarism, and file sharing all create copies. Document fingerprinting is concerned with accurately identifying copying, incl...
VTS
2003
IEEE
15 years 4 months ago
2003
IEEE
We present a novel analog checker that adjusts dynamically the error threshold to the magnitude of its input signals. We demonstrate that this property is crucial for accurate con...