搜索资源列表
fft+DCT
- 自己手写的图像的FFT变换和DCT变换的MATLAB代码-own handwritten Image Transform FFT and DCT MATLAB code
code.rar
- 基于离散小波余弦变换DCT的数字水印算法，实现了水印的嵌入提取等过程。毕业设计源代码,Discrete Cosine Transform Based on Wavelet Digital Watermarking Algorithm in DCT, the watermark embedded in the realization of the process of extraction. Graduation Project source code
DWT_DCT_SVD.rar
- this is matlab code for the paper solved on the DWT SVD and DCT ,this is matlab code for the paper solved on the DWT SVD and DCT
matlab
- ~~多种变换的数字水印源码DCT DWT-~ ~ A wide range of digital watermarking Transform DCT DWT source
DCT1
- 运用dct进行数字水印嵌入提取 运用dct进行数字水印嵌入提取-The use of DCT digital watermark embedding extract the use of DCT digital watermark embedding extract
dct
- 利用DCT变化对tif图像进行压缩利用DCT变换进行图像压缩的MATLAB程序-Changes in the use of DCT compression of tif images using DCT transform image compression MATLAB program
matlab
- 基于MATLAB的数字水印技术研究 关键词：数字水印 Matlab Visual C++6.0 DWT DCT -MATLAB-based digital watermarking technology research Keywords: digital watermarking Matlab Visual C++6.0 DWT DCT
main
- 本算法用matalab语言编写，实现了在DCT 域内应用RBF 神经网络检测图像水印-This algorithm with matalab language, the DCT domain RBF neural network application image watermark detection
DCT
- Matlab Code for watermarking in DCT
dct2
- 本代码是利用matlab实现dct变换，作用后效果可见 -This code is to use matlab to achieve dct transform, the role can be seen after the effect
11912927wavelet_transf
- 本实验主要利用MATLAB程序进行离散余弦变换（DCT）压缩和行程编码（Run Length Encoding， RLE）。-In this study, MATLAB programs using mainly discrete cosine transform (DCT) compression and run-length encoded (Run Length Encoding, RLE).
IFI_DB
- face recognition using dct and neural networks
JND
- 将watson的DCT视觉模型计算出来，能够得到每个8*8块的系数的JND值- calculate watson s vision model,we can get the JND of every 8*8 s coefficients.
DCT
- 一个实用的DCT数字图像水印程序，可以直接运行，包括很多攻击类型以及图片-A practical digital image watermark DCT procedure can run, including many types of attacks, as well as pictures
dct
- 基于dct的数字水印源程序，是matlab代码，并且带有解释信息-Dct-based digital watermarking source is matlab code, and with explanatory information
matlab实现DCt
- 用MATLAB实现DCT水印算法。信号经过DCT后，从空间域变换到频域。是一种正交变换的方法。是图像处理中应用即为广泛的傅氏变换中一种特殊的情况（被展开函数是实偶函数，再离散化，即为离散余弦变换）。 同傅氏变换一样，有正反两种变换。(DCT watermarking algorithm is implemented with MATLAB.)
dct
- 应用matlab程序编写的在不同量化系数下的有损压缩效果(The lossy compression effect of different quantization coefficients written by matlab program)
MATLAB（DCT+DWT）
- 数字水印（DCT+DWT）原理加代码，这是变化域的主要两方面(Digital watermarking algorithm of DCT and DWT)
MATLAB读取JPEG图片的DCT系数
- jpg编解码，提取DCT系数，dc系数和ac系数的哈夫曼编码表等(Jpg coding and decoding, extracting DCT coefficients, DC coefficients and AC coefficients Huffman coding table, etc.)
DCT
- 针对.jpg文件的图片隐写算法实现，图片隐写jsteg算法，matlab实现。(Picture steganography)