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SPIHT(Matlab).zip
- % Matlab implementation of SPIHT (without Arithmatic coding stage) % % By Jing Tian, scuteejtian@hotmail.com fprintf('----------- Welcome to SPIHT Matlab Demo! ----------------\n'); fprintf('----------- Load
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
图像的峰值信噪比PSNR
- 图像处理，图像的峰值信噪比PSNR，matlab代码例程，验证可用,Image processing, image the peak signal to noise ratio PSNR, matlab code routines can be used to verify
LSB.rar
- 利用LSB算法去实现了电子水印技术。代码完全实现了嵌入以及提取， 算法同时包含了4种攻击算法以及利用psnr测量提取的水印和攻击后提取的水印,This algorithm describes digital watermark technique by using LSB. This code implement embedding and extraction. At the meanwhile, this algorithm includes 4 different kinds of att
PSNR.rar
- 求数字图像处理后的评价参数（SNR）信噪比，matlab原程序！,After the digital image processing for the evaluation parameters (SNR) signal to noise ratio, matlab original program!
psnr
- 计算噪声图像的信噪比，matlab算法程序-Calculate the noise image signal to noise ratio, matlab algorithm program
objective_evaluation
- 图像评价的几个标准，包括峰值信噪比，均方误差，平均绝对误差，图像保真度，信噪比的MATLAB代码，采用基本编程方法，适合初学者加深图像客观评价标准的理解。-Image evaluation of several criteria, including PSNR, MSE, mean absolute error, image fidelity, signal to noise ratio of the MATLAB code, using the basic programming for be
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.
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.
plot1_new
- draw a plot of psnr vs bitrate
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
evaluation
- 各种图像融合性能评价参数，包括D,MSE,PSNR,SF,RMSE,NCD,REL,MI,MAE,DREL,EOG,CREF等-Image fusion performance evaluation of various parameters
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
MATLAB
- 以六杆机构为例，研究了MATLAB的机构运动仿真方法，建立了仿真模型，设置各项参数后进行了仿真，并得出了正确的结果。与其它方法相比，最大的优点是无需建立机构运动的数学模型和编制程序，具有系统建模方便直观和仿真功能强大的特点，能大大减轻设计人员的工作，为机械系统的建模仿真提供一个强大而方便的工具-function [A] = psnr(image,image_prime,M,N) Name: Chris Shoemaker Course: E
matlab程序
- 给图像加入不同的噪声噪声 psnr计算程序(Add a different noise noise to the image. psnr calculation program)
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