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...
Abstract-- The emergence of digital multimedia and the proliferation of its use have raised major concerns about the protection of intellectual property. In response to these conce...
In this paper, a digital image watermarking technique based on Discrete Wavelet Transform (DWT) will be proposed. This scheme is designed utilizing principles deriving from the hu...
Many techniques for watermarking of digital images have appeared in numerous publications. Most of these techniques are sensitive to cropping and or a ne distortions e.g., rotatio...
Abstract. This paper presents a novel robust digital image watermarking scheme using subsampling and nonnegative matrix factorization. Firstly, subsampling is used to construct a s...