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2下载:
利用LSB算法去实现了电子水印技术。代码完全实现了嵌入以及提取, 算法同时包含了4种攻击算法以及利用psnr测量提取的水印和攻击后提取的水印,This algorithm describes digital watermark technique by using LSB. This code implement embedding and extraction. At the meanwhile, this algorithm includes 4 different kinds of att
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一套由matlab编程的基于小波的水印应用图片例子-A set of matlab programming applications based on wavelet image watermark example
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用matlab实现的DCT水印处理,并附有图像显示。-Matlab implementation of the DCT with watermark treatment, together with image display.
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基于神经网络的数字水印提取,数字图像水印嵌入与提取,自己辛辛苦苦编的。- Study on Digital Image Watermarking Algorithms based on
Artificial Neural Networks
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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
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可以向图片嵌入水印,来保护图片的版权信息,使用MATLAB开发-Be able to image embedded watermark to protect copyright of the image information, the use of MATLAB development
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This a water Marking Demonstration,includes a host image, watermark image
Resultant images are Watermarked image and at decoder, Reconstructed water mark.
-This is a water Marking Demonstration,includes a host image, watermark image
Resultan
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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
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在MATLAB环境下进行对MPEG视频中图像的提取,对于视频技术爱好者有一定的参考价值-In the MATLAB environment with MPEG video on the extraction of image for video enthusiasts with some reference value
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The code implements the following paper:
Guorong Xuan, Jiang Zhu, Jidong Chen, Shi Y.Q., Zhicheng Ni, Wei Su, "Distortionless data hiding based on integer wavelet transform" IET Electronics Letters, Volume: 38, Issue 25, page 1646- 1648, Decembe
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这次是对添加水印的图像中添加一种高斯噪声的matlab程序-The watermark image is added to add a Gaussian noise process
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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
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用matlab实现的水印嵌入,附水印图像和源码文件-Embedding with a matlab implementation, with a watermark image and the source file
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Matlab project for Image Watermark
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小波域数字水印嵌入程序。
实现对数字图像进行水印嵌入和检测。-Digital watermark embedding in wavelet domain. Implementation of digital image watermark embedding and detection.
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MATLAB的数字水印图像的 提取。-MATLAB digital watermark image watermark images extracted.
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这个程序在MATLAB环境下实现二值图像的水印注入及水印提取-The program aim to achieve the watermark into the binary image and the watermark extraction under MATLAB environment
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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。-Digital watermarking technology in recent years is to protect technology research in the field of image a hot, this paper puts forward a method based on wavele
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提出了一种基于小波变换可抗击几何攻击算法。在水印嵌人
部分# 首先对宿主图像进行小波分解
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嵌人水印, 再通过余弦变换求得该水印图像的一个特征向量, 利用该特征向量和水印
信息通过12 31 函数生成一个二值逻辑系列, 将该序列作为密钥/ 水印提取部分为# 对待测的图像进行小波变换, 再通过余
弦变换求得待测图像的一个特征向量, 利用该特征向量和密钥通过1 2 4 1 函数提取出水印。-Proposed based on wavelet transform algorith
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Matlab火焰烟雾检测(GUI)
本设计为基于matlab的烟雾火焰火灾识别系统,可读取视频或者图象,检测出是否有烟雾火焰,具备一个人机交互式GUI界面,功能强大,识别准确,同时配备相对应的操作说明和运行效果图,直接运行GUI文件即可完美运行。另外,诸如车牌,人脸,图象去雾,压缩,水印,疲劳检测,人数统计,声音信号处理等均可做技术交琉,欢迎一起探讨。(Matlab flame smoke detection (GUI)
This design is a smoke and flame fi
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