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On the generation and selection of sequences for spread spectrum watermark and steganography

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On the generation and selection of sequences for spread spectrum watermark and steganography

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In this contribution, criteria for the sequences employed in spread spectrum (SS) watermarking and steganography are discussed. These criteria are: Sharp autocorrelation function (ACF), large linear complexity (LC), large length (L), normal distribution assumption and bi-polar.

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Nội dung Text: On the generation and selection of sequences for spread spectrum watermark and steganography

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