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thresold
- 基于小波变换阈值去噪的MATLAB源代码(包含小波包去噪程序)-threshold based on wavelet transform Denoising MATLAB source code (including wavelet denoising packet procedure)
Zernike-match
- 对输入图像进行预处理后提取目标轮廓,经过归一化处理得到目标形 状的平移、尺度不变的链状表达,再通过小波变换进行多尺度分析;引入Zernike 矩,利用Zernike 矩的特性,实现小波表达的旋转不变性,解决了小波变换对起始点的依赖。-right to import images from pretreatment profile targets, after processing to be a target shape translation, The scale-invariant
waveletDenoising
- 用vc6.0开发出一小波滤波的程序。内容包括仿真数据生成,文本数据读取,滤波器系数构造,小波分解与重构,小波阈值及阈值函数选择,小波降噪。-vc6.0 developed using a wavelet filter procedures. Include simulation data generation, text to read data, filter coefficients structure, wavelet decomposition and reconstruction. W
db-wavelet
- Matlab环境下利用Daubechies小波族中的db10小波对散斑退化图像进行了压缩数值仿真研究。研究表明:阈值以及分解层次的选取影响着图像压缩的质量。-Matlab environment using Daubechies wavelet tribal db10 wavelet the withdrawal of speckle image compression for the numerical simulation. Research shows : the threshold le
SURE
- applies soft-threshold t to all elements of x and computes SURE
Image_Denoising_using_Wavelet_Thresholding
- 使用小波进行图像去噪的论文。 This paper proposes an adaptive threshold estimation method for image denoising in the wavelet domain based on the generalized Guassian distribution (GGD) modeling of subband coefficients.
小波图像分解与合成
- 3次非标准小波分解和重构, 使用两种小波:Haar小波和db9小波 设计3级小波分解和重构图像的程序 用你自己的照片作对象,显示其中任一种小波图像分解和重构过程 使用Haar小波时,计算阈值分别为0,5,10和20的情况下,用PNG格式存储重构的图像,并将计算结果填入“图像测试表” 使用db9小波时,计算阈值分别为0,5,10和20的情况下,用PNG格式存储重构的图像,并将计算结果填入“图像测试表” -3rd standard wavelet decomposition and reconstr
Wavelet-image-denoising-procedures
- 小波图像去噪程序。th=sigma*sqrt(2*log10(L*T)) 计算阈值 ch=c(1,num(4-i,1):num(4-i,3)+step(4-i)-1) 对各高频系数进行阈值处理 chl=length(ch) for j=1:chl if abs(ch(j))>=th ch(j)=sign(ch(j))*(abs(ch(j))-2*th/(1+exp(m*(ch(j)^2)))) 阈值处理函数 else -Wavelet image denois
wavelet-threshold-shrinkage-
- 小波阈值收缩算法的matlab程序,对信号进行去噪得到纯净语音-Wavelet threshold shrinkage algorithms matlab program, get on the clean speech signal denoising
thresholdtestdemo
- 本程序作用是首先载入图像信号,使用小波变换,比较显示不同阈值下的重构图像及相关信息,即小波变换在不同阈值下重构的测试演示程序 -This role is to first load the program image signal, using wavelet transform, comparison shows that different thresholds of the reconstructed image and related information, that is a dif
lift97mlsoft
- 个人编写的提升格式97小波去噪程序,采用软阈值法,做三层分解-Written format of 97 individuals to enhance the wavelet denoising procedure, the use of soft-threshold method, do the three decomposition
小波变换去噪,软阈值和硬阈值
- 小波变换去噪,软阈值和硬阈值,以及自己的设计的阈值函数来去噪,毕业设计全套。很全面的资料,绝对最全面的资料,我保证,Wavelet denoising, soft thresholding and hard thresholding, as well as design their own threshold denoising function, the design of a full set of graduation. Comprehensive information is absol
xbryz
- 此代码,可以完成matlab下的小波软阈值图像去噪,可以做不同阈值下的图像去噪,并通过峰值信噪比psnr的比对来说明阈值选取的方法-Wavelet threshold denoising compared soft threshold and hard threshold and the current method of calculating the various thresholds and thresholds approach the performance of function,
MATLAB
- 小波软阈值的去噪处理代码,MATLAB处理代码,非常实用-Wavelet soft threshold denoising MATLAB code processing code, very useful
chengxu
- 中值滤波 阈值变化 边缘检测 图像细化 二值化变化 梯度锐化-Changes in the value of the filter edge detection threshold binary image thinning gradient sharpening
waveletdenoising
- 小波变换应用,小波软阈值及硬阈值去噪算法及对此算法的改进算法。-Application of Wavelet Transform, wavelet soft threshold and hard threshold denoising algorithm and improved algorithm for this method.
fourier_ecg
- 心电图的傅里叶变换,反傅里叶变换滤波等等。阈值算法求波位置。-ECG Fourier Transform, the anti-Fourier transform filtering and so on. Threshold algorithm for wave position.
waveletdenoising(matlab)
- 本程序采用SURE域值选择算法对信号去噪-This procedure using SURE threshold selection algorithm of signal de-noising
wavelet-threshold
- 几种小波阈值函数去噪的程序及其运行结果比较-Several wavelet threshold denoising function to run the program and its results more
Wavelet-hard-threshold
- 在实现小波硬阈值的信号去噪的基础上改进的算法程序-Improved algorithm based on wavelet hard threshold signal denoising procedures