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以matlab实现数字水印的生成和提取,用的是高斯随机序列生成的易碎的隐式数字水印。-to Matlab digital watermark generation and extraction, using a Gaussian random sequence generation of friable implicit digital watermarking.
Update : 2024-05-19 Size : 2048 Publisher : 武键

用于图像小波变换处理,在数字水印的嵌入和提取过程中应用。-wavelet transform for image processing, digital watermark embedding and extraction process applications.
Update : 2024-05-19 Size : 1024 Publisher : jiweiapple

文章利用MATLAB语言及其小波工具箱,采用小波变换算法,开发数字水印嵌入系统,通过对原始静态图像和二值图像水印进行小波多分辨率分解,组合对应方向上的小波细节子图数据,从而实现了在原始静态图像上嵌入二值图像水印。有部分代码-article using MATLAB language and its toolbox, wavelet transform algorithm, development of digital watermark embedded systems, right through static images and the original binary image watermarking multiresolution wavelet decomposition, Portfolio corresponding direction on the details of wavelet-map data, thus realizing the original static image embedded binary image watermarking. Some code
Update : 2024-05-19 Size : 52224 Publisher : ming-ming

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Update : 2024-05-19 Size : 1471488 Publisher :

摘 要 数字水印技术是近年来图像保护技术研究领域的一个热点,本文提出了一种基于小波变换的图像数字 水印嵌入算法的Matlab实现"实验结果表明,该算法具有较好的视觉效果和透明性" 关键词 图像保护 小波变换 数字水印 Matlab-Abstract digital watermarking technology is the image in recent years to protect technical fields of study a hot, This paper presents a wavelet transform-based image digital watermark embedding algorithm Matlab "The experimental results show , the algorithm has good visual effects and transparent "Keywords image protection wavelet transform digital watermarking Matlab
Update : 2024-05-19 Size : 111616 Publisher : cici

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数字水印嵌入和提取算法 包含时空域和变换域的算法的matlab实现-digital watermark embedding and extraction algorithms contained when airspace and transform domain algorithm to achieve the Matlab
Update : 2024-05-19 Size : 376832 Publisher : 李强

数字水印的matlab程序 嵌入 提取的全过程,小波域 ,空间域-digital watermark embedded in the extraction process Matlab the entire process, wavelet domain, the spatial domain
Update : 2024-05-19 Size : 1024 Publisher : xianzhao

数字水印程序,包括多分辨嵌入水印、提取水印程序,盲水印嵌入、提取程序,以及滤波攻击和JPEG攻击程序,PSNR和相似度计算公式(MATLAB)-digital watermarking procedures, including multiresolution embedded watermark, watermark extraction procedure, blind watermark embedding and extraction procedures, Filtering and attack and attack JPEG procedures, PSNR and the similarity calculation formula (MATLAB)
Update : 2024-05-19 Size : 3072 Publisher : 成兴

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小波变换实现的水印,把水印信息嵌入中频 ,并附带有水印提取算法实现-wavelet transform the watermark, the watermark embedded IF, together with watermark extraction algorithm
Update : 2024-05-19 Size : 74752 Publisher : barye


Update : 2024-05-19 Size : 489472 Publisher :

:数字水印技术在数字产品的版权保护中起着非常重要的作用。概括了数字水印技术的现状及其基本原理,并 分析了变换域数字水印算法的优势,详细阐述了DCT 水印嵌入和提取算法的原理和步骤。最后在Matlab 平台下对DCT 数 字水印算法进行了仿真,仿真结果证实了DCT 算法的强健性和鲁棒性。-: digital watermarking technology in the digital copyright protection products played a very important role. Summarized the digital watermarking technology and the status of the basic principles and transform domain analysis of digital watermarking algorithm advantages, elaborate on the DCT watermark embedding and extraction algorithm theory and steps. Finally in Matlab platform for DCT digital watermarking algorithm for the simulation, Simulation results confirmed the DCT are strong and robust.
Update : 2024-05-19 Size : 525312 Publisher : my name

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介绍了数字水印技术涉及的MATLAB的基本图像处理函数,研究了MATLAB在水印预处理和水印嵌入过程的运用, 并给出了实例及实验结果-of digital watermarking technology involved in MATLAB basic image processing functions, Study of MATLAB pretreatment and the watermark embedding process the application, and gives examples and the experimental results
Update : 2024-05-19 Size : 147456 Publisher : my name

这是一个完成各种数字图像水印的算法的程序,里面也实现了dct,fft,以及水印的改进算法,程序移植性好-This is a complete range of digital image watermarking algorithm procedure, which also realize the dct, fft, as well as to improve the watermarking algorithm, transplantation procedures and good
Update : 2024-05-19 Size : 53248 Publisher : 粘永健

在图像中加入水印,在提取水印时,需要知道原始的水印数据,并做了提取和攻击测试-Add watermark in image in the watermark extraction, the need to know the original watermark data and make the extraction and attack test
Update : 2024-05-19 Size : 2048 Publisher : 王少飞

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DWT的彩色水印嵌入算法,而且嵌入的水印附图像是彩色的。-DWT color watermark embedding algorithm, and the embedded watermark such as color drawings.
Update : 2024-05-19 Size : 1208320 Publisher : 李霞

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提出了一种基于小波域的图像数字水印算法·该算法将相互正交的两种水印(鲁棒水印和参考 水印)同时添加到经过DWT后的载体图像小波系数中,然后用小波反变换得到添加了水印的图像·用提取出 的参考水印来估计图像所受到的攻击,由于提取出的鲁棒水印所受的攻击与参考水印受到的攻击一样,因此 可以估计出原始的鲁棒水印·通过对嵌入水印的图像进行加入噪声、滤波、压缩以及裁剪等大量图像处理等试 验,均能正确检测出水印,表明该算法具有很好的感知效果和鲁棒性 -A wavelet-based image digital watermarking algorithm that the algorithm will be mutually orthogonal two watermarks (watermark robust watermarking and reference) at the same time added to the carrier after image after DWT wavelet coefficients, and then using wavelet transform has been Add a watermark image to use to extract a reference to estimate the watermark image by the attacks, as a result of the robust watermark extracted suffered attacks and the reference watermark by the same attack, it can be estimated through the original Robust Watermarking of the embedded watermark image by adding noise, filtering, compression and cutting, such as a large number of image processing such as testing, can correctly detect the watermark, show that the algorithm has good performance and robustness of perception
Update : 2024-05-19 Size : 190464 Publisher : 李倩

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随机产生高斯作为数字水印由高斯正态分布序列 -Randomly generated Gaussian as a digital watermark sequence from the Gaussian normal distribution
Update : 2024-05-19 Size : 88064 Publisher : cv

Otherlsb
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用matlab实现的基于LSB的数字水印算法。算法可以在BMP灰度图像中嵌入水印,水印信息为二值图像,并将其扩展到与原始图像同样大小,进行重复嵌入,提高鲁棒性。同时算法中给出了PSNR值以评价水印图像的效果,-Using matlab realize the number of LSB-based watermarking algorithm. Algorithm can be embedded BMP gray image watermark, watermark information for the binary image, and its expansion to the original image the same size, the repetition of embedding, improve robustness. At the same time algorithm PSNR values are given to evaluate the effect of watermark images,
Update : 2024-05-19 Size : 150528 Publisher : zheng

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基于dct的数字图像水印技术的matlab源代码。大家共享-DCT-based digital image watermarking technique matlab source code. U.S. share
Update : 2024-05-19 Size : 441344 Publisher : 张娜

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这个程序是基于DCT域的数字水印嵌入程序的提取程序,不需要原始图像,就可以从加水印的图像中提取水印图像-This procedure is based on the DCT domain of the digital watermark embedding process of the extraction procedure does not require the original image, you can add a watermark image from the extracted watermark image
Update : 2024-05-19 Size : 128000 Publisher : 晁文婷
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