搜索资源列表
watermark
- Matlab实现多种水印的嵌入与提取(DFT DCT等)-Matlab to achieve a variety of watermark embedding and extraction (DFT DCT, etc.)
DFT1Watermarking
- 基于DFT实现水印的嵌入与提取,实验证明可以抵抗旋转攻击-DFT based on the realization of the watermark embedding and extraction experiment can prove that the resistance spin attack
DFT2Watermarking
- 基于DFT实现水印的嵌入与提取,与DFT1相比具有理想的提取效果-DFT based on the realization of the watermark embedding and extraction, compared with DFT1 ideal extraction
pic393
- 频域法加入数字水印的原理是首先将原始信号(语音一维信号、图像二维信号)变换到频域,常用的变换一般有DWT、DCT、DFT、WP和分形。然后,对加入了水印信息的信号进行频域反变换(IDWT、IDCT、DFT、WP),得到含有水印信息的信号。-Frequency-domain digital watermarking method by adding the principle is that first of all, the original signal (voice signal of on
DFT-watermaking
- 灰度图像加入和提取水印的matlab实现源码,基于傅里叶域变换。-It s matlab code about embdding and extracting watermark to gray image,using DFT.
DFT-digital-watermark
- 利用DFT变换实现数字水印的源代码,请大家赐教-the code about the digital watermark in the region of DFT,using matalab
ctdftextraction
- 利用分块和随机序列的基于contourlet及DFT的水印提取算法-Use of block and random sequences and the DFT-based contourlet watermark extraction algorithm
a-dft-watermark
- 基于傅里叶变换的数字水印算法,在原始图像的傅里叶变换域中对称的嵌入数字水印信息-Fourier transform-based digital watermarking algorithm, the original image of the Fourier transform domain, the embedded digital watermark information symmetry
Fundamentals_of_Digital_Image_Processing_-_Anil_K
- In this a DFT based Digital Image Watermarking Scheme is developed. Digital image watermarking is a technology for imperceptibly embedding various types of information into an image. The biggest challenge for image watermarking is manipulations and d
dft_watermarking
- 基于dft变换域的图像水印嵌入程序,通过修改分块dft系数实现水印嵌入,可实现,供初学者参考。-Dft transform domain image watermarking embedding the watermark embedding process by modifying the block dft coefficients, achievable, and reference for beginners.
watermarking
- 实现在语音的DFT域内嵌入水印信息,使用平衡GOLD序列作为扩频码。-Realization of the embedded watermark information in the voice of the DFT domain,balance GOLD sequence as the spreading code
dct-dft-wmaaking
- 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-Airspace and transform domain algorithm matlab achieve the digital watermark embedding and extraction algorithm contains
SECOND
- 一个拥有界面的图像数字水印的程序,可以实现水印的嵌入,提取,加密-请键入文字或网站地址,或者上传文档。 取消 Yīgè yǒngyǒu jièmiàn de túxiàng shùzì shuǐyìn de chéngxù, kěyǐ shíxiàn shuǐyìn de qiànrù, tíqǔ, jiāmì 显示以下内容的翻译: 一个DCT变换程序,可以实现图像的DFT变化,并且能够显示DFT域图像仍然翻译: 一个DFT变化程序,可以实现图像的DFT变化,并且能够显示DFT域图像
ntt
- 本次研究主要内容是对音频信号进行数字水印加密技术的分析,数字水印技术作为保密技术的一种形式,将具有特殊含义的数据信息嵌入到数字媒体中,以达到对数字媒体进行辨识、标记和版权保护的目的。主要介绍几种水印的嵌入方法:相位法、回声法、时域方法、频域方法、小波域变换等。-Digital audio watermarking is nowadays gaining popularity among the original audio content producers. It provides a w
DCT,DWT,DFT,LSB数字水印MATLAB+GUI界面
- 本课题为基于MATLAB的小波变换dwt和离散余弦dct的多方法对比数字水印系统。带GUI交互界面。有一个主界面GUI,可以调用dwt方法的子界面和dct方法的子界面。流程包括,读取宿主图像和水印图像,嵌入,多种方法的攻击(剪切,加噪,旋转等),提取,最后利用psnr峰值信噪比进行评价不同攻击下,鲁棒性的好坏。(This project is based on MATLAB wavelet transform DWT and discrete cosine DCT multi method co