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New-Folder-(4)
- In this paper the analysis of the compression process was performed by comparing the compressed signal against the original signal. To do this the most powerful speech analysis and compression techniques such as Linear Predictive Coding (LPC) and Dis
ImageNoiseEvaluation
- This matlab code show the noise calculations in image like PSNR etc. Which helps in image processing projects.
Watermarks-and-Features
- This MATLAB Code will help to determine the watermark and its extraction properties like PSNR
testone
- 二维离散小波变换(Mallat快速算法)对图像进行二维离散小波变换, 变换级数大于等于3级,然后进行阈值化处理(阈值约为10左右),再统计系数中0的个数（百分比表示）并进行重构, 最后计算重构图像的峰值信噪比(PSNR). 数据：灰度图像lena.bmp或其它图像, 滤波器系数可以调用matlab中的wfilters函数获得, wfilters函数的使用请在matlab中help wfilters.-Two-dimensional discrete wavelet transform (Ma
watermarking-image-aimage
- 在Matlab环境下实现图片的水印嵌入，利用离散小波变换，较好的实现了应有的功能，并且通过计算PSNR值很好的验证了水印算法的不可见性和鲁棒性。-Watermark image is realized in Matlab environment, using the discrete wavelet transform, achieve a better functions, and are in good agreement with the watermark imperceptibilit
TUXIANGCHULI
- 利用matlab求图像的峰值信噪比和均方误差最简单的方法- The easiest way to find image PSNR and MSE by matlab
jpeg
- 本程序采用JPEG算法对静止图像进行编解码，采用Matlab仿真平台。程序的品质因数可以自行调整，并附有性能参数分析（采用PSNR作为评判依据）。这是我研一的课程作业程序，自己写的，希望有需要的同学下载！-This procedure uses the JPEG algorithm for still image coding and decoding, using Matlab simulation platform. Program can adjust the quality factor
A
- 均方误差信噪比 峰值信噪平均绝对误差的计算-Write MATLAB functions that take two grayscale images as input, and calculate the following image difference metrics: Mean Squared Error (MSE) Signal to Noise Ratio(SNR) Peak Signal to Noise Ra
C
- 运用matlab对图像进行放大：像素复制法和双线性插值法。像素复制方法的图像缩放的原理主要是对原来输入图像的整行或是整列像素进行简单的复制与删除，达到改变图像大小的目的。双线性插值放大算法中，目标图像中新创造的象素值，是由原图像位置在它附近的小区域象素的值通过加权平均计算得出的。-Write MATLAB function to zoom a grayscale image from original size to the given output size through two dif
psnr_nmse_rms
- 通过matlab编写的几个关于psnr、mse的图像处理的小程序-Through several matlab written on the PSNR, MSE image processing of small procedures psnr_nmse_rms
ComputePSNR
- 调试通过的计算峰值信噪比PSNR源码（matlab）-Debugging through the calculation of source PSNR peak signal to noise ratio (matlab)
ques7
- Write MATLAB code that will do the following. (a) Add Gaussian, Salt and Pepper and Speckle noise to image. (b) Perform median filtering to remove noise and determine SNR and PSNR value. (c) Perform average or low pass filtering to remove noise
1
- matlab求图像峰值信噪比psnr值 可以使用-matlab for image PSNR psnr values can be used
exe_psnr_vs_bitrate
- 肖继民的研究使用随机扩展的RS编码的实时视频流的PSNR与比特流曲线的Matlab程序。-POSTS studies using random extended RS coding PSNR and bit stream real-time curve Matlab program video stream.
V1I7-0028
- Performance analysis of steganography is done for selecting better wavelet for application by analyzing Peak Signal Noise Ratio(PSNR) of different wavelet families like Haar, Daubechies, Biorthogonal, Reverse Biorthogonal & Meyer wavelet(dmey) on res
peaqb-1.0.beta.tar
- this a matlab for the PSNR. In this .m I have been using the PSNR to evluate the quality of the audio quality. Its a very useful way to do it.-this is a matlab for the PSNR. In this .m I have been using the PSNR to evluate the quality of the audio qu
image-quality-evaluation
- 该matlab代码主要用于计算图像的边缘强度，信息熵，灰度均值，标准差(均方差MSE)，均方根误差，峰值信噪比（psnr），空间频率(sf)，图像清晰度，互信息(mi)，结构相似性(ssim)，交叉熵(cross entropy)，相对标准差。- calculate the uation average gradient, edge strength, information entropy, gray are Value, standard deviation (mean square er
NLM
- MATLAB implementation of non local means algorithm for image denoising and comparison with other fast algo with PSNR and SSIM computation
norcor
- matlab codes to determine normalized correlation, psnr and log of an image
PSNRandSNR
- 图像处理中关于计算一幅图像滤波前或滤波后峰值信噪比的Matlab代码-the matlab code for computing PSNR