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Time varying evaluation of multimedia content
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Coordinated watermarking
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Conditional access using embedded watermarks
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Watermark embedding workflow improvements
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Enhanced content management based on watermark extraction records
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Efficient extraction of embedded watermarks in the presence of host content distortions
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Extraction of embedded watermarks from a host content based on extrapolation techniques
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Extraction of embedded watermarks from a host content using a plurality of tentative watermarks
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Efficient and secure forensic marking in compressed
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Device for enlarging the draw format adaptable on fast developing automatic and semi-automatic machines
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