搜索资源列表
dct1
- 用DCT算法做数字水印，水印为伪随即序列。对整个图做DCT变换-DCT algorithm used as a digital watermark, watermark for the pseudo-then sequence. The entire plan to do DCT
dctblock
- 数字水印的嵌入和检测，dct， 作者Mao Li Purpose:an algorithm to achieve the embeding watermarking to a image by dct bloking and hvs,then detect the watermarking by comparability. -digital watermark embedding and detection, Copy, the writer Mao Li Purpose
DCT_watermark
- 全套的DCT域数字水印源代码（本人毕业设计成果）内容包括：水印嵌入，水印检测，攻击实验以测试鲁棒性，重要参数计算。希望对做数字水印的XDJM有所帮助。-complete DCT digital watermarking source code (I graduated design results) include : watermark embedding, Watermark detection, attack experiment to test the robustness, an im
598752watermark
- 水印嵌入(小波，dct,lsb)实例都有-watermarking emding
dwprotected
- Matlab source code for DCT-based watermarking for grayscale images. DCT-based watermark recovering without resorting to the uncorrupted original image. Digital watermarking has been proposed as a viable solution to the need of copyright protection an
graydct
- DCT给灰度图像加二值的水印信息，运行显示四幅图，分别是原图像，水印图像，加水印的图像和提取的水印图像-DCT to gray image plus two watermark values, run the show four maps are the original image, watermark image, add watermark image and extracted watermark image
digitalwatermarking
- DCT watermark images
matlab_watermark
- 本文算法是将24 位真彩图的亮度分量分块 DCT ,然后利用DCT 量化系数的奇偶特性嵌入8 位灰度水印图,并通过PN 序列加密来保证水印的 安全性。算法中,将灰度图像转换为二进制数据 流,置乱后扩频调制,隐藏在宿主DCT 系数量化值 中,提取时不需要宿主信号,实现水印信号的盲提 取。-This algorithm is 24-bit true color pictures of the luminance component of block DCT, quantiza
dct-with-noise
- it is a file to watermark the image file in matlab
Binary-text-digital-image
- 提出了一种可抗 几何攻击的二值文本图像水印算法. 该算法基于DCT,它将二值图像的DCT、图像的视觉特征向 量和加密技术有机结合起来,在提取水印时不需要原始图像,是一种实用的盲水印算法-We propose a geometric attacks against Binary Text Watermarking Algorithm. The algorithm is based on DCT, it binary image DCT, the image of the visual fe
a1
- 首先将YUV格式的视频转换为MAtlab适用的格式，通过主要采用DCT变换的方式，实现视频水印的嵌入。-First, the YUV format video conversion MAtlab for the format, mainly DCT transform by way of video watermark embedding.
watermark-algorithm
- 一篇介绍基于DCT域水印和文本水印算法的研究的硕士论文，提出多种新的水印算法-Introduced a master s thesis based on DCT domain watermark and text watermark algorithm is proposed a variety of new watermarking algorithm
DCT
- matlab，数字水印，信息隐写，适合毕业设计-Matlab, the digital watermark
watermark
- 文件夹LSB中是空域LSB算法程序，文件夹COX中是Cox算法主要程序，文件夹DCT中是频域加在中频的算法的程序。 步骤：把LSB，COX，DCT三个文件夹考在MATLAB目录下； 运行lsb_embed,programme,dct2_embed_mod即可。其中PSNR.m是计算峰值信噪比程序；attact.m & robust.m是攻击程序。-Content: folder LSB of spatial LSB algorithm program, folder COX Cox a
dcttest---Copy
- matlab code for DcT watermark
watermark
- set the dct blocksize.find highly uncorrelated sequences.determine size of cover image.determine maximum message size based on cover object,& blocksize.generate shell of watermarked image- set the dct blocksize.find highly uncorrelated sequences.de
DCT
- 基于DCT的水印嵌入程序，效果不错，大家-DCT-based watermark embedding process, the effect is good, we try
KODE-DCT-SVD-WATERMARK
- code matlab for digital watermarking using DCT-SVD
MATLAB-DCTshuiyinyuandaima
- MATLAB DCT水印源程序代码,实现效果较好的DCT水印-MATLAB DCT watermark source code to achieve better-DCT watermark
Information-hiding-based-on-DCT
- 基于DCT信息隐藏，实现图片中嵌入水印，并提取出水印-Based on DCT information hiding, to achieve the watermark embedded in the image, and extract the watermark