搜索资源列表
wavelet_wx
- （1.）二维信号的小波分解。选择一个小波和小波分解的层次N，然后计算信号s到第N层的分解。 （2）对高斯系数进行阈值量化。对于从1到N的每一层，选择一个阈值，并对这一层的高斯系数进行软阈值量化处理。 （3）二维信号的重构。根据小波分解的第N层的低频系数和经过修改的从第1层到第N层的各层高频系数计算二维信号的小波重构。 -(1) 2 d signal wavelet decomposition. Choose a wavelet and wavelet decomposition le
zhezhongyuzhi
- 一个图像去噪的方法，折中的软阈值去噪方法，很不错-An image denoising methods, a compromise of the soft thresholding method
hardthrolding-and-softthrolding
- matlab源代码，基于小波分析的软阈值，硬阈值去噪-hard-throlding and sott-throlding
L0330
- 小波去噪算法，包含多种小波去噪去噪，强制去噪、软阈值去噪、硬阈值去噪-Wavelet denoising algorithm that contains a variety of wavelet denoising denoising forced denoising, soft thresholding and hard threshold denoising
Undecimated-DWT
- 对Lena图先进行jpeg压缩，再对压缩后的图像分别进行小波软阈值去噪和非抽样硬阈值去噪，比较两种去噪方案，非抽样硬阈值有更好的效果。这是根据一篇外文文献来进行编程的，最后有图像对比结果。-According to the paper of OPTIMAL WAVELET THRESHOLDING FOR VARIOUS CODING SCHEMES ,I firstly compresse the Lena picture using the jpeg method ,then respect
wavelet
- 用MATLAB对一语音信号进行小波分解，然后对其各层系数进行处理以达到小波抑制的目的，重构处理后的信号，画出波形分析；用MATLAB实现对一语音信号用不同小波进行分解，提取各层的高低频系数，画出各系数波形，并重构；用MATLAB对一图象分别用不同小波分解，观察高低频部分进行重构，比较重构误差，再进行阈值消噪，比较消噪前后图象；用MATLAB对一语音信号进行小波分解，分别用强阈值，软阈值，默认阈植进行消噪处理。-Wavelet decomposition and reconstruction
longch
- 基于小波变化的图像阈值降噪研究，本文采用了软阈值降噪，硬阈值降噪。-Image threshold denoising
0d9b94561a6b
- MATLAB编程在图像去噪中的几个应用程序。包括小波阈值去噪中的软阈值和硬阈值去噪等。-MATLAB programming several applications in image denoising. Including the soft threshold and hard threshold denoising in the wavelet threshold denoising.
8788730
- 小波软阈值的去噪处理代码,程序内容写在在程序的注释里。阈值的更改没有实现可视化，在源程序中可以改。-Wavelet soft threshold denoising code program written in the comments. The threshold changes were not visualized, can be changed in the source program.
tuxiangquzao
- matlab gui实现图像信号去噪的程序，包括软阈值去噪，硬阈值去噪和折中阈值去噪-Matlab gui image signal denoising procedures, including the soft thresholding, hard threshold denoising and compromise threshold denoising
sdf
- 阈值分割完整代码，图像处理方面，基于小波软阈值的去噪处理代码-Threshold segmentation complete code, image processing, based on wavelet soft threshold to deal with the noise of the code
0010
- 用于小波阈值去噪，用软阈值方法对含噪信号去噪，并计算信噪比和均方误差-For the wavelet threshold denoising noisy signal denoising using soft threshold method, and calculate the signal-to-noise ratio and mean square error
sonar2
- 基于平移不变小波变换的多普勒速度声纳输出信号处理.针对水下航行器组合导航系统所使用的多普勒速度声纳输出信号的特点,采用了平移不变小波变换的多分辨率分析的方法,利用Daubechies小波函数,采用了半软阈值去噪的方法,能够在低信噪比的情况下准确地估计多普勒声纳的频移,从含有噪声的多普勒输出信号中提取出原始信号.通过仿真实验表明:采用4层小波分解,算法计算量减小,有效地消除多普勒噪声,从而提高水下组合导航系统的精度. -Doppler speed the sonar output signal p
main
- 小波分析软阈值+硬阈值折中方法 小波分析软阈值+硬阈值折中方法-Wavelet analysis soft threshold+ hard threshold compromise method of wavelet analysis the soft threshold+ hard threshold compromise
wavelet01
- 小波变换程序，具有小波软阈值和硬阈值消除噪声功能-Wavelet transform and wavelet soft threshold and hard threshold to eliminate noise function
wavelet02
- 小波变换程序，具有小波软阈值和硬阈值消除噪声功能-Wavelet transform and wavelet soft threshold and hard threshold to eliminate noise function
wavelet04
- 具有小波软阈值和硬阈值消除噪声功能的小波阈值消噪程序-Wavelet soft threshold and hard threshold to eliminate noise function wavelet thresholding denoising procedures
signal-denoising
- 对信号去噪，中间包括软阈值，硬阈值处理，garrot阈值，semidoft阈值处理，效果可以。-Of the signal denoising the middle soft threshold and hard threshold garrot threshold the semidoft threshold treatment effect can.
wthresh3
- 改进的与之方法很好很强大，包括1000个信号的阈值分段函数，软阈值。-Improved contrast method is very very strong, including the 1000 signal threshold segmentation function, soft threshold.
xiaobo
- 第一个文件是用DB5小波对信号进行第层分解分解成d1,d2,d3.第二个文件是用采用软阈值进行小波消噪处理-The first file DB5 wavelet signal layer decomposition decomposed into d1, d2, d3 Signal Processing in the second file is the soft threshold