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lessonresouse
- 程序代码说明 P0301:数字图像矩阵数据的显示及其傅立叶变换 P0302:二维离散余弦变换的图像压缩 P0303:采用灰度变换的方法增强图像的对比度 P0304:直方图均匀化 P0305:模拟图像受高斯白噪声和椒盐噪声的影响 P0306:采用二维中值滤波函数medfilt2对受椒盐噪声干扰的图像滤波 P0307:采用MATLAB中的函数filter2对受噪声干扰的图像进行均值滤波 P0308:图像的自适应魏纳滤波
WaveletVC++Res
- 通过设计VC程序对简单的一维信号在加上了高斯白噪声之后进行Daubechies小波、Morlet小波和Haar小波变换,从而得到小波分解系数;再通过改变分解得到的各层高频系数进行信号的小波重构达到消噪的目的。在这一程序实现的过程中能直观地理解信号小波分解重构的过程和在信号消噪中的重要作用,以及在对各层高频系数进行权重处理时系数的选取对信号消噪效果的影响。-through the design process to a simple one-dimensional signal with a Ga
130401
- 1、先生成一个“Blocks”信号 2、加上高斯白噪声 3、用 db3 小波进行分解,以说明信号和噪声在各个尺度上的表现。-1, the President as a "Blocks" signal 2, and 3 Gaussian white noise. db3 using wavelet decomposition, to illustrate the signal and noise in various scales performance.
selfCorrelationInRandomization
- 产生零均值单位方差高斯白噪声的1000个样点,估计随机过程的自相关序列-units have zero mean Gaussian white noise variance to the 1,000-point, it is estimated that the random process autocorrelation sequence
WiteNoise
- generate white noise
Matlab wave 用Matlab产生正弦波
- 用Matlab产生正弦波、均匀白噪声、高斯白噪声,并将两种噪声叠加到正弦波上。并给出自相关和功率谱密度波形-Generate sine wave using Matlab, uniform white noise, Gaussian white noise, and two kinds of noise superimposed on the sine wave. And from related to the waveform and power spectral density
watermark1.基于MATLAB环境的音频水印白噪声攻击试验源程序
- 基于MATLAB环境的音频水印白噪声攻击试验源程序,MATLAB-based environment audio watermarking attacks white noise test source
dsp
- 仿真信号,添加白噪声,再用小波去除。斑竹看看,有什么问题没^_^我信号处理不行这个程序也在MIT提供的信号上进行了验证。-Simulation signal, add the white noise, and then wavelet removal. Chiloscyllium see what the problem did not ^ _ ^ I will not do signal processing This process also signals provided by the
NoiseGenerator
- 本实验要求根据课本中给出的高斯噪声和椒盐噪声的概率分布的形状和参数编写两个通用程序分别给一个图像中添加高斯噪声和椒盐噪声。高斯噪声是n维分布都服从高斯分布的噪声,椒盐噪声是图像中经常见到的一种噪声是一种随机的黑点或者白点。在实验中通过它们对应的概率密度函数得到噪声分布函数进而与原图像进行叠加产生出对应的噪声图像-Textbooks in this experiment are given under the Gaussian noise and salt and pepper noise in
imageprocessing_skeleton
- 数字图像处理,包括Random noise,Speckle,Saturation,Contrast,Threshold,Gamma,Black and White,等-image processing,includingRandom noise,Speckle,Saturation,Contrast,Threshold,Gamma,Black and White,and so on
generating-white-noise
- 编程产生一组正态分布的白噪声信号,它的均值和方差以及长度可随意调整。将产生的白噪声信号存入数据文件。 本程序算法用C++语言编写。首先用乘同余法产生均匀分布白噪声,再用变换抽样法转换为高斯分布白噪声 -Program produces a set of normal white noise signal, its mean and variance, and the length can be adjusted. Will produce a white noise signal int
Matlab-image-add-noise-and-filtering
- Matlab图像增强实验源代码与图片展示,内有用matlab为图像增加椒盐噪声白噪声程序。再用平滑滤波与中值滤波对图像进行处理。-Matlab source code for image enhancement and image experiments show, the image in a useful increase in salt and pepper noise matlab white noise process. And then filtering and median fi
white-noise
- 白噪声产生程序,通过输入白噪声的均值和方差,得到自己所需数目的白噪声序列-white noise
noise
- matlab下正弦信号的高斯白噪声仿真,进行傅氏变换-Matlab under sinusoidal signal of Gauss white noise simulation
wavelet-filter-noise
- 有较大白噪声的图像,给出了全部滤掉图像中的高频部分实现图像的去噪,具体去噪程序-Image larger white noise, filter out all the high-frequency portion of the image the image de-noising, de-noising procedure
noise
- 在一幅原始图像上填加不同种类噪声,包括椒盐噪声,高斯噪声,白噪声等,并比较异同。-In an original image fill plus different types of noise, including salt and pepper noise, Gaussian noise, white noise, etc., and compare the similarities and differences.
gaussian-white-noise
- This function generates an Additive White Gaussian Noise (AWGN) sample at every call. Its beauty lies in its simplicity! The generated sample set will have zero mean and a standard deviation of 1. Therefore, one can simply scale the output samples by
gaussian-white-noise--DCT-Matlab
- 混沌加密、DCT变换、水印提取,可以直接使用,方便交流学习。-gaussian white noise DCT Matlab
Gauss-white-noise
- 使用VC实现高斯白噪声的产生,对于仿真模拟有帮助。-The use of VC to achieve the generation of Gauss white noise, for simulation help.
pf-noise
- 利用粒子滤波处理噪声,在图像上散列均匀分布白噪声点。需要自行读取图片(The particle filter is used to deal with the noise, and the white noise points are evenly scattered on the image. You need to read the picture yourself)