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signal-de-noise
- 采用db1基本小波来分解信号,比较第三层近似信号与原始信号,重构最大误差,比较第三层近似信号与原始信号.-used db1 to the basic wavelet decomposition signal, the third layer approximate comparison with the original signal signal, the largest reconstruction error Comparing
waveletde-noise
- de-nosie using wavelet
signal-de-noise
- 采用db1基本小波来分解信号,比较第三层近似信号与原始信号,重构最大误差,比较第三层近似信号与原始信号.-used db1 to the basic wavelet decomposition signal, the third layer approximate comparison with the original signal signal, the largest reconstruction error Comparing
PJF
- 利用谱减法进行语音去噪!有语音读入功能,适合于进行与语音叠加的噪音的去除!-Using spectral subtraction de-noising voice! Has voice read function, suitable for stacking with the voice of the removal of the noise!
FFTIFFT
- 编程实现图像傅立叶变换和反变换,实现图像去除噪音-Programming image Fourier transform and inverse transform, image de-noise
thresholddenoise
- 小波软阈值去噪的MATLAB代码,输入噪声均值就可得出含噪图像和去噪图像,同时得出峰值信噪比.-Wavelet soft-threshold denoising of MATLAB code, the mean input noise with noise will get the images and de-noising images, peak signal to noise ratio obtained at the same
waveletde-noise
- de-nosie using wavelet
Nlayer_denoise
- 小波阈值去噪。对图像加噪,并进行小波1到4层分解去噪,给出信噪比走势图-Wavelet threshold denoising. Image noise, and 1-4 layers of wavelet decomposition of de-noising, signal to noise ratio is given chart
xiaoboquzao
- 图像的小波去噪,给灰度图像加上一定量的高斯噪声,再采用小波变换的方法去噪.-Wavelet Denoising image to gray image coupled with a certain amount of Gaussian noise, and then using the method of wavelet transform de-noising.
simulate1
- 用MATLAB实现加噪信号的消噪,用了三种常用方法。-de-noise programme by MATLAB,it is very useful for newerws.
sigmafilter(3x3)
- sigma filter:图像去噪,其中包括快速去噪算法函数,结构元固定为3x3大小的块。-sigma filter: the realization of fast image de-noise algorithm.
IEEEXplore_4
- Image De-noising Algorithms Based on PDE and Wavelet
maichongsin2
- 该程序实现了基于小波模极大值去噪算法,并有效的去除了信号中的脉冲噪声。-The program achieved a de-noising based on wavelet modulus maxima algorithm, and effectively removes the signal of the impulse noise.
imnoise3
- 这是一个matlab语言编写的噪声功能函数.实现周期性电子噪声,并用滤波器实现去噪。-It is written in a matlab noise performance function.To achieve periodic electronic noise,and use filters to achieve de-noising.
DENOISE
- De-noise toolbox of wavelab, released by Stanford U.
pso
- 对不同噪声强度的加噪图像,用粒子群优化算法优化结构元素,找到最优结构元素,对图像进行去噪操作,使恢复的图像达到最大峰值信噪比-Noise intensity for different images with noise, using particle swarm optimization algorithm to optimize the structure elements, find the optimal structure e
voice
- 语音的预加重和去加重,进行语音的前期处理,减少噪声。-Voice of the pre-emphasis and de-emphasis, voice of the pre-processing to reduce noise.
De-noising-nosing
- 对图像进行去噪加噪、随机噪声、椒盐噪声、噪声消除、中值滤波-Denoising the image with noise, random noise, salt and pepper noise, noise reduction, median filter
WAVELET_WORK
- THIS MATLAB CODE REDUCE THE SPECKLE NOISE IN SAR IMAGE, IT USE WAVELET FILTER THEN USED CASCADE THREE FILTERS IN TIME DOMAIN (HYBRID TIME AND FREQUENCY DOMAIN). THIS CODE NEED SOME MODIFICATIONS SINCE THERE ARE SOME
xiaobolvboqi-de-noise
- 此函数用于研究Mallet算法及滤波器设计,此函数用于消噪处理,分解的有用信号小波高频系数基本趋于零.-This function is used to study the Mallat algorithm and filter design, this function is used to eliminate noise, high-frequency coefficient of the useful signal wavelet