搜索资源列表
psnr_absolutepath
- 计算图像峰值信噪比psnr的matlab源程序,相对路径转绝对路径的matlab程序-computing image PSNR psnr the Matlab source, relative to the absolute path of Matlab procedures
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.
用MATLAB读取一幅图像
- 用MATLAB读取一幅图像,并且计算其图像信噪比,Using MATLAB to read an image and calculate the image SNR
image_processing_quantize.rar
- 图像处理功能:求the MSE/SNR/PSNR and the quantized image, the MSE/SNR/PSNR and the quantized image
psnr_nmse_rms.rar
- 通过matlab编写的几个关于PSNR、mse的图像处理的小程序。,Matlab prepared through a few on the PSNR, mse small image-processing procedures.
IMageQualityEvaluatingFunction
- 两个图像质量评价函数,psnr峰值信噪比,正则均方误差nmse,能可用于去噪图像和压缩图像的质量评价,很有用啊。-Two image quality evaluation of the function. Including psnr PSNR, it is mean-square error nmse other. Images can be used for de-noising and compression of image quality evaluation.
test3
- 编程实现基于8×8子块的DCT图像变换,基于JPEG量化矩阵的量化与反量化,基于8×8子块DCT的图像重建;以一幅512×512、8比特/象素的图像为实验对象,计算重建后的PSNR。-Programming based on 8 × 8 sub-block of the DCT image transform, quantization matrix based on the JPEG quantization and anti-quantitative, based on the 8 × 8
watermark_image
- 结合离散小波变换(DWT)技术,利用DWT与HVS相结合的良好特性,探索和建立了一种新的图像质量客观评价方法-taking advantage of the similarities of discrete wavelet transform (DWT) with HVS,a new methods for integrated image quality assessment
EZW
- 此代码是小波零树算法的matlab实现程序,子程序较为齐全,包括最后计算压缩图像的峰值信噪比和压缩效果的源码。-This code is the wavelet zero-tree algorithm matlab implementation procedures, subroutines are more complete, including the final calculation of the peak signal to noise ratio and the compressed
Ban-denoising
- 本代码是基于Bandelet的硬阈值SAR图像去噪,结果与小波变换进行对比,结果表示其在峰值信噪比,边缘保持系数上均有一定的提高。压缩包中有程序和SAR图像。-This code is based on Bandelet SAR image denoising with a hard threshold .the results were compared with the wavelet transform, and the results indicated that in the peak
test-psnr
- 直接测试图像PSNR的程序,只需要输入图像即可-a program aim to test the Psnr of processed image directly
PSNR
- 本程序功能是计算2幅彩色图像的PSNR,以此来评价图像处理的效果-This program features the calculation of two color images of the PSNR, in order to assess the effect of image processing
PSNR
- 峰值信噪比在信号处理中经常用到,这是一个将原始图像和压缩图像的峰值信噪比进行比较的例子。-Peak signal to noise ratio is often used in signal processing, which is a the original image and compressed image peak signal to noise ratio compared examples.
watermark
- 置乱变换后图像的lsb嵌入,以及提取程序,另外还包含psnr程序,可以与本人上传的dct频域嵌入进行对比-Image scrambling transformation lsb embedding, as well as the extraction procedure, also includes psnr program, can I upload dct compare the frequency domain embedding
waterprint
- 用于求嵌入水印后图像的峰值信噪比PSNR以及提取水印信息的MATLAB程序-For seeking the watermarked image PSNR PSNR and watermark extraction procedure MATLAB
gaijinban
- 基于JPEG的图像编码 用于MPEG-2帧内编码部分 具有良好的PSNR-JPEG image coding based on MPEG-2 intra coding for some good PSNR
官方PSNR和SSIM
- 简单好用的matlab实现批量计算彩色RGB图像的PSNR和SSIM,设置了3种转换方法,(1)matlab自带转换YUV格式,(2)自己编写YUV转换公式(3)matlab自带转换灰度格式(Simple and useful matlab batch computing color RGB image PSNR and SSIM, set up three kinds of transformation methods, (1) with matlab transform YUV format
图像清晰度评价指标Matlab
- 图像清晰度评价函数说明 1、熵: 表示图像所包含的平均信息量的多少,嫡值越大则所含信息量越多。 文件名:entropy.m 结果:EN 2、交叉嫡:反映两幅图像的差异,交叉嫡越小,则融合图像和原图像的差别越小。 文件名:cross_entropy.m 结果:平均交叉嫡MCE,均方根交叉嫡RCE 3、峰值信噪比: PSNR越高,说明融合效果与质量越好。 文件名:psnr.m 结果:PSNR 4、Qabf: 评价边缘或梯度质量,越大边缘越明显 文件名:Qab
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