搜索资源列表
MATLAB(DCT+DWT)
- 图像数字水印的方案毕业论文，基于dct和dwt的算法，有详细程序。-digital watermark image of the program thesis, based on Extra dwt and the algorithm, a detailed procedure.
watermark综述+代码
- 数字水印算法实现（matlab程序包），包含有DCT水印嵌入算法，DWT水印嵌入算法，以及水印攻击和性能测试程序。参考价值极大-digital watermarking algorithm (Matlab package), including a watermark embedded DCT algorithm, DWT algorithm embedded watermark, watermark and attack and performance testing procedures.
haydwt_source
- 基于dwt的视频数字水印源代码，希望对大家有用，欢迎下载 -Video digital watermark based on dwt source code
xiaobobian
- 本代码是一些关于水印处理的一些算法用小波变换来实现，在嵌入水印之后用各种攻击检验算法的鲁棒性-The code is some deal about a number of watermarking algorithm using wavelet transform to achieve, in the embedded watermark after the attacks with a variety of test algorithm robustness
textwaterwarking
- 几种常用的文本水印算法，适合初学者学习，容易掌握文本水印的关键技术。-Several commonly used text watermarking algorithm, suitable for beginners to learn, easy to grasp key technologies for the text watermark.
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
logistic_dwt
- 】利用混沌动力学系统中logistic 映射先对水印图像进行置乱预处理以增强其鲁棒性, 在小波域中将原始音频信号按比例分段, 此比例为原始音频信号低频部分与水印信号个数之比, 然后将水印信号加入到音频信号的 低频部分。用StirMark 攻击后的实验结果表明, 该算法对StirMark 的部分攻击具有一定的鲁棒性。-The logistic- map sequences to encrypt the watermark are used. The original audio signal
dwt_watermark
- digital watermark with dwt
an_intellegent_audio_water_marking_based_on_dwt-s
- All three, Discrete Wavelet Transform (DWT) - Singular Value Decomposition (SVD) and Adaptive Tabu Search (ATS) have been used as mathematical tools for embedding data into an audio signal. In this paper, we present a new robust audio waterma
dwt_embed
- 数字水印嵌入算法，利用离散小波变换的（dwt）算法-Digital watermark embedding algorithm, using discrete wavelet transform (dwt) algorithm
DWT_shuiyin
- 提出了一个新的基于量化抖动和模式分组编码的盲数字图像水印算法,该算法首先在DWT(离散小波变换)的第 二层中频子带中随机选取相应位置的绝对值最大的系数作为水印的嵌入区间,对小波系数进行量化并根据分组编码原 理生成预嵌入模式,然后将一个二值水印图像嵌入到模式当中。-Proposed a new model based on quantitative jitter and packet-coded blind digital image watermarking algorithm, the
SVD_DWTimage
- 提出了一种新的基于离散小波变换(DWT)与奇异值分解(SVD)相结合的数字图像水印算法。该算法将原始图像作小波分解并将小波分解得到的低频子带进行分块，对每一块进行奇异值分解后，选取每块中最大的奇异值通过量化的方法嵌入经过Arnold置乱后水印信息。-A new wavelet transform based on discrete (DWT) and Singular Value Decomposition (SVD) combination of digital image watermark
newproject
- this code first reads an image and decomposed it in discrete wavelet transformation.hl1 and hl2 are extracted to embed watermark. watermark is added to hl1 and lh1 and inverse dwt is applied.
DWT
- 对音频信号进行DWT变换，可嵌入水印信息-DWT transform audio signals can be embedded watermark
DWT-Watermark
- discrete wavelet transform for image watermarking
improvedDWT
- 一种基于DWT的自适应数字水印算法。先将图像进行DWT分解，然后根据选定像素与其四邻域均值的关系，确定要嵌入的水印值。-DWT-based adaptive digital watermarking algorithm. DWT decomposition of the image first, then the selected pixel and its neighbors according to the relationship between the mean field, deter
Watermark-DWT-DCT-SVD
- 是一篇关于图像数字水印你的外国文献，主要的水印算法是围绕svd和dwtdct展开的。希望对你有用。-A foreign literature on the image watermarking, watermark algorithm is built around svd and dwt expanded. I hope useful for you.
watermark
- simulate the "An Improved DWT-SVD Based Robust Digital Image Watermarking for Color Image" in Matlab
MATLAB数字水印[dwt+dct多攻击+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 topic is based on MATLAB wavelet transform DWT and discrete cosine DCT multi method comp
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