搜索资源列表
ASemi_Fragiler
- 基于DCT压缩前后不变量，编写的抗JPEG压缩的数字图像认证证水印算法，具有良好的抵抗压缩、剪切、篡改等性能的水印仿真程序 -Invariants based on before and after the DCT compression, digital image authentication certificate watermark algorithm written anti-JPEG compression with good resistance to compression,
Some-basic-transformations-in-MATLAB
- 图像处理的一些基本变换，FFT,IFFT,DCT,IDCT，小波变换，哈夫曼编码等的MATLAB程序代码。-Some basic image processing transform, FFT, IFFT, DCT, IDCT, wavelet transform, Huffman coding MATLAB program code.
soundDCT
- 读入语音信号并对其进行dct变换进行压缩变换的matlab程序-Reading the speech signal compression transform Matlab procedures and dct transform
MATLAB
- 本程序是基于频域信息处理的压缩方法，把通过DCT图像转换到频域，最后还原成压缩图像。-The program is based on frequency domain information processing of the compression method, through the DCT image into the frequency domain, and finally reduction into compressed image.
Color-Image-JPEG-Compression
- 彩色图像的压缩与解压的程序，网上关于图像压缩的程序基本上是黑白图像的压缩，我参考别人黑白图像压缩的源码改写出了彩色图像的压缩与解压的程序，里面包括色域的转换、DCT变换等-Compression of color images online image compression and decompression program, the program is basically a black and white image compression, my reference to the ot
DCTaIDCT
- 这是在VS2010平台上编写的MFC应用程序，采用单文档模式，用四种不同的方法实现图像的DCT（离散余弦变换）以及IDCT变换，支持8*8分块儿变换-This MFC application written in VS2010 platform, a single document mode, using four different methods to achieve image DCT (discrete cosine transform) and IDCT transform and s
dctcompr
- 采用离散余弦变换（DCT）来进行图片压缩的matlab程序，包括灰度和彩色图片。-Discrete cosine transform (DCT) for image compression matlab procedures, including gray-scale and color images.
hmm_matlab
- 基于隐马尔科夫模型HMM的人脸识别程序，使用Matlab编写，提取的人脸识别特征为DCT系数-it is face detection codes based on HMM Model ，you can run iton Matlab，the feature from face is DCT
DCT32cs_overlay4_xz
- 有关DCT变换的程序，一段小程序，希望能帮到更多想要的人。-Program on DCT transform a small program , I hope to help more people want .
TV_NormDCT32cs
- 有关DCT变换的程序，一段小程序，希望能帮到更多想要的人。-Program on DCT transform a small program , I hope to help more people want .
tuxiangyasuo
- matlab程序：基于dct的任意压缩比的图像压缩的实现。-Matlab program: to achieve arbitrary DCT compression ratio of image compression based on.
shuzituxiangchuli
- 用matlab编程工具，编写具有操作界面的应用程序，通过菜单、对话框，选项框等界面控制，对算法进行演示。需要在应用系统中实现的算法及功能包括： 1、图像增强算法 （1）灰度线形变换：亮度及对比度可以调节（通过控制参数的改变，能够实时预览变化结果）； （2）直方图均衡：可在界面上对比均衡前后的效果。 2、图像变换算法 （3）对一幅彩色图像进行DCT变换和反变换，对比结果和原图； （4）仅保留左上角16X16的DCT系数，进行反变换，计算结果图的信噪比SNR。 3、图像分
DSP2407-algorithm
- DSP2407的经典算法程序，包括convolve,fft,fir,iir,dct,correlation,ulawde等等。-DSP2407 classical algorithm procedures, including convolve, fft, fir, iir, dct, correlation, ulawde more.
dctshuiyin
- DCT音频水印的提取与嵌入程序，修改文件路径就可以用了-DCT audio watermark embedding and extraction procedures can be used to modify the file path
anti_JPEG_watermark
- 本程序为抗JPEG压缩的半脆弱性彩色图像数字水印，主要原理为DCT转换和DCT系数比较法，内含5中攻击仿真测试以及GUI界面，测试环境为MATLAB2009a，系本人2013年本科毕业设计-The procedures for the anti-JPEG compression semi-fragile color image watermarking, the main principle is the DCT transform and DCT coefficients comparativ
DIGITAL-WARTERMARKING
- 使用DCT和小波变换的数字音频水印生成/解码程序，可存活于方差0.05的高斯白噪声及不同程度的剪切。内含程序/测试文件介绍。-Digital wartermarking encoding/decoding program with DCT and wavelet transform. nice robustness against Gaussian noise with variance less than 0.05 and any type of cropping attack. fu
DCTWatermarking
- 该程序通过DCT变换实现了图像在频率域的变换并嵌入了水印-The program implemented by the DCT transform of the image in the frequency domain and transformed watermarked
shuzutuxiangyasuo
- 数字图像压缩的完整程序，包括各个子程序，它是基于DCT的压缩-Complete digital image compression procedures, including various subroutines, which is based on DCT compression
dctmark
- 本程序实现DCT域的数字水印，实验结果显示峰值信噪比和各种噪声环境下水印相关性都较好。-This program implements DCT digital watermarking, the experimental results show the peak signal to noise ratio and various noise environments watermark correlation are better.
dct1234
- dct 变换编码的verilog语言程序，已经通过模拟仿真-DCT transform coding of the Verilog language program has been through simulation