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Efficient extraction of embedded watermarks in the presence of host content distortions

R Petrovic, V Atti - US Patent 8,682,026, 2014 - Google Patents
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Watermark extractor enhancements based on payload ranking

R Petrovic, JM Winograd, PG Downes - US Patent 9,251,549, 2016 - Google Patents
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Watermarking in an encrypted domain

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Extraction of embedded watermarks from a host content based on extrapolation techniques

R Petrovic, V Atti - US Patent 8,533,481, 2013 - Google Patents
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Watermark embedding functions adapted for transmission channels

KL Levy - US Patent 8,045,748, 2011 - Google Patents
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Method to detect watermark resistant to resizing and translation

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Content authentication and recovery using digital watermarks

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