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dct_2
- 图象水印的一种基于dct的简单算法例子 期望能对刚开始涉及数字水印的朋友有一点帮助-a watermark image based on a simple algorithm Extra examples can expect to start digital watermarking friends a little help
Decimation
- 数字水印方面的算法小程序 希望能给刚刚接触数字水印的朋友一点帮助 开发环境MATLAB-digital watermarking algorithm for the small programs just wanted to give digital watermarking contact friends to help develop environmental 1:00 M MATLAB
FFT_Analysis
- 数字水印方面的算法小程序 希望能给刚刚接触数字水印的朋友一点帮助 开发环境MATLAB-digital watermarking algorithm for the small programs just wanted to give digital watermarking contact friends to help develop environmental 1:00 M MATLAB
Find_tonal_components
- 数字水印方面的算法小程序 希望能给刚刚接触数字水印的朋友一点帮助 开发环境MATLAB-digital watermarking algorithm for the small programs just wanted to give digital watermarking contact friends to help develop environmental 1:00 M MATLAB
Global_masking_threshold
- 数字水印方面的算法小程序 希望能给刚刚接触数字水印的朋友一点帮助 开发环境MATLAB-digital watermarking algorithm for the small programs just wanted to give digital watermarking contact friends to help develop environmental 1:00 M MATLAB
btas
- 这是本人的一个数字水印算法的MATLAB实现程序,上传给大家,编得不好-This is my one digital watermarking algorithm in MATLAB process, uploads to you of being bad
数字水印
- 对原始信号做DCT的算法:Cox 和Piva 等人提出的DCT技术的经典之作。Cox利用随机数发生器产生标准正态序列作为水印信息对图像进行整体DCT变换后,选取除去DC系数之外部分较低频率系数叠加水印信息 Piva则修改整幅图像的中频部分。对原始信号分块后,再作DCT的算法:Hsu和Wu 把图像进行8*8分块,将一个二进制序列作为水印放入DCT的中频区;有些学者则计算整个图像的DCT,把一个实数序列嵌入DCT的中频系数上。选择中频区的好处是一方面尽量减少嵌入信息对图像主观视觉的影响;同时,尽量避
d2
- 利用HASH(采用sha-1算法)算法原理,设计数字签名的水印算法,完成嵌入、(提取)验证,-Use HASH (using sha-1 algorithm) algorithm, design of watermarking algorithms digital signature to complete the embedding, (extract) authentication,
dct1_embed
- 数字水印嵌入算法,利用离散余弦变换的(dct)算法-Digital watermark embedding algorithm, using discrete cosine transform (dct) algorithm
dct1_recover
- 数字水印提取算法,利用离散余弦变换的(dct)算法-Digital watermark extraction algorithm using discrete cosine transform (dct) algorithm
dct2_embed
- 数字水印嵌入算法,利用离散余弦变换的(dct)算法,对以往的算法有所改进-Digital watermark embedding algorithm, using discrete cosine transform (dct) algorithm, an improvement on previous algorithms
dct2_recover
- 数字水印提取算法,利用离散余弦变换的(dct)算法,对以往的算法有所改进-Digital watermark extraction algorithm using discrete cosine transform (dct) algorithm, an improvement on previous algorithms
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
lsb_embed
- 数字水印嵌入算法,利用空域变换的(lsb)算法-Digital watermark embedding algorithm, the use of airspace transform (lsb) algorithm
szsy
- 傅里叶数字水印算法实现,含有源码以及说明书-Fourier digital watermarking algorithm
shuiyin
- 数字水印算法实例--VC++源代码,可以学习数字水印算法-Digital watermarking algorithm instance- VC++ source code, digital watermarking algorithm can learn
build
- 数字水印算法和加解密应用程序,应用于音频数字隐藏技术领域-Digital watermarking algorithm and decryption processing applications used in digital audio technology to hide
watermark
- 基于DCT和JPEG的脆弱性盲数字水印算法-Based on DCT and JPEG vulnerability of blind digital watermarking algorithm
watermark1
- 基于dct域变换的数字水印算法,matlab实现-Based on the dct domain transform the digital watermark algorithm, matlab. .
Watermarking-DWT-by-Matlab
- 论文,基于DWT 的数字水印算法的Matlab 实现,这个就是这篇论文的源码-Papers, DWT-based digital watermarking algorithm Matlab, this is the source of this paper