搜索资源列表
97wave222
- 一个97小波原代码,我们注意到如果把源程序的float 改为short后PSNR将有很大降低。 用提升的方法还是好些！-a wavelet 97 original code, We note that if the source of the float to short after PSNR will be much lower. The method used to upgrade or better!
PSNR-1
- Peak Signal to Noise Ratio
Arnold_Matlab_code
- Arnold图像置乱Matlab代码 ％％ -------------------------------------------------------------------- ％％ ％ Function: Arnold图像置乱 ％ Arnold: x =(x+y) mod N, y =(x+2y) mod N ％ 变换周期(N,M): (128,96),(256,192),(512,384) ％ Argu
mi-fil
- 图像中值滤波，利用中值滤波和低通滤波进行比较，分析PSNR，得出性能差别-image filtering, using median filter and a low-pass filter, PSNR analysis, the performance differences come
codefile
- 对图像进行二维离散小波变换, 变换级数大于等于3级, 并进行重构, 最后计算重构图像的峰值信噪比(PSNR).-images of two-dimensional discrete wavelet transform, transform Series is greater than or equal to 3, and reconstruction, Image Reconstruction final calculation of
waveletharrsoft
- 小波软阈值去噪soft harr.rar 将文件所在目录设为工作目录，然后打开wavlet.fig,在noise提示框下输入噪声强度，在0-0.1之间（不能为零）。然后点process按钮，就会显示实验结果，包括原图像，加噪图像，去噪图像的对比以及当前的psnr值。 wavlet.m是程序文件。-wavelet soft thresholding soft harr.rar file directory as the working d
blindwatermark
- 数字水印程序，包括多分辨嵌入水印、提取水印程序，盲水印嵌入、提取程序，以及滤波攻击和JPEG攻击程序，PSNR和相似度计算公式（MATLAB）-digital watermarking procedures, including multiresolution embedded watermark, watermark extraction procedure, blind watermark embedding and extract
digitalimage1
- 图象的直方图处理及全尺度变换和各种性能指标的计算，如psnr,mse等-image histogram processing and full scale transformation and various performance indicators, such as psnr, mse etc.
images001
- 实现PSNR的MATLAB代码，功能是比较两图象的峰峰值。-achieve PSNR MATLAB code is more functional image of the two-peak.
cmp_yuv
- purpose computes PSNR between two raw YUV images compile gcc -g -o cmp_yuv cmp_yuv.c -lpgm -lpbm -lm -purpose computes PSNR between two raw YUV i mages compile gcc-g-o cmp_yuv cmp_yuv.c- lpgm- lpbm- lm
calc_psnr
- 自己写的一个计算一段视频ＰＳＮＲ的代码，比较有用-Himself wrote a section of video PSNR calculation code, more useful
image_comparaison
- This file include how to compute the PSNR between two images.
vi2
- This program compress and recostruct using wavelets. We can select level of decomposition(here maximum 4 levels are given) of images using selected wavelet. For eg:-wavelets can be haar, db1, db2,dmey...............
cox1_1101523995
- cox 的水印源码, 有多个檔，psnr, RGB to YIQ, YIQ to RGB-cox watermark source, there are multiple files, psnr, RGB to YIQ, YIQ to RGB
pnsr
- 求图像峰值信噪比PSNR的代码matlab版-PSNR PSNR for the image code matlab version
imageprocessing6
- 1．选择一幅图像，对该图像进行DCT块操作（将图像分成8×8小块，对每个小块进行DCT变换）。 2.利用屏蔽矩阵对DCT系数进行区域选择，然后进行逆变换（IDCT），合成原图像，计算合成图像的PSNR。 3.选择一小波函数，对一幅图像进行分解，显示各变换系数，观察其规律，并进行小波逆变换，合成原图像。 -1. Select an image, the image DCT block operations (the image
c_psnr
- 一个计算2副图像之间的峰值信噪比（PSNR）的matlab程序。-A calculation between two images of the peak signal to noise ratio (PSNR) of the matlab program.
AviPsnrFilter
- 对比两个AVI文件的psnr值的VC源代码，欢迎下载-Compare the two AVI files PSNR values of the VC source code, welcome to download
avsnr4
- 计算原始图像和压缩图像之间average psnr的工具，做多媒体分析方面的人都需要。-Calculation of the original image and compressed image among average psnr tools make multi-media analysis are required.
wavelets
- 用小波变换,对其小波系数进行提取关系,计算图像的psnr,可以在此基础上用小波系数加水印或提特征.-Using wavelet transform, the wavelet coefficients extracted their relations, computing image psnr, can be used on the basis of the wavelet coefficients plus the character