[PDF] Top 20 An adaptive digital image watermarking technique for copyright protection

... The cmbeddcd witcriiiark is invisible to Iiuman cycs and is robust i f the watcrmarkcd image is processed by some lossy iniagc processing operations, such 21s lo[r] ... See full document

... blind watermarking scheme for the application of copyright ...host image are grouped into so-called super ...used for wa- termark ...macroblocks for watermark extrac- ...and ... See full document

... the copyright of images, digital watermarking techniques are proposed for embedding a pre-defined watermark into an ...of watermarking: invisible watermarking and visible ... See full document

... 共VC兲 for the protection of secret ...right protection schemes were ...repeating watermarking scheme in which the watermark embedding is done by add- ing some parts of the watermark into edge ... See full document

... robust watermarking, blind detection, wavelet packet, QIM 1: Introduction Watermark techniques that provide solutions to the copyright problem become more and more important because the distribution of ... See full document

... the digital images to represent the multimedia ...that for one watermarking algorithm, the output image quality (or imperceptibility), the survivability, represented by the correct rate of ... See full document

... lossless watermarking technique for videos has been ...watermark technique for copyright ...proposed technique. First, the watermarking information has been ... See full document

... method for losslessly-removable visible ...designed an algorithm for embedding a visible binary watermark into a cover image by replacing the colors of the watermark area according to a novel ... See full document

... Keyword: Digital watermarking, compression, copyright protection, wavelet transform, ...of digital multimedia such as image, audio and video have become fairly fast and ...easy. ... See full document

... distortion, image normalization, Marr wavelet, robust ...ANY digital watermarking schemes have been proposed for copyright protection recently due to the rapid growth of ... See full document

... protected digital images. In general, the watermarking techniques can be classified into two ...domain technique and the second is the frequency domain ...first technique are to change the ... See full document

... invariants for digital image ...public watermarking method based on the Fourier-Mellin transform and an extension of it based on the Radon transform was proposed by Wu, et ...the ... See full document

... Keywords: digital watermarking, color image, copyright protection, print-and-scan op- erations, discrete Fourier transform, reproduced image ...documents. Digital images ... See full document

... and for particular subsets of TID2008 that include dis- tortions most important for digital image processing ...several image quality measures will be adopted in the payoff function ... See full document

... 摘要: Digital watermarking techniques have recently been proposed for the copyright protection of digital ...one technique used to ascertain at what time a certain ... See full document

... watermarked image so that only the watermarked image need be ...replacement technique, a human visual model, and a reversible pixel color adjustment ...full-color image that has three channels ... See full document

... Abstract Digital watermarking had been well recognized as an effective measure for the copyright protection of multimedia ...the image to be protected, and therefore ... See full document

... database. An asymmetric system must ensure that it is almost impos- sible, or at least computationally impossible, for those who know the entire system, except for the secret key, to success- fully ... See full document

... watermarked image and obtain a good approximation of space W, but he cannot obtain the secret matrix G from the ...of an attack on our watermark space W by jamming it with ran- dom ...Lena image. ... See full document

... VQ-based digital image watermarking scheme is ...compression technique, the proposed scheme embeds a representative digital watermark in the protected image so that the watermark ... See full document