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matlab代码

于 2021-04-05 发布
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代码说明:

说明:  针对小波包去噪对含强白噪声的信号处理效果不理想问题,提出了基于互相关分析优化的VMD-小波包阈值去噪方法。该方法融合了VMD和小波包去噪的优势,通过VMD把含噪信号分解成若干个模态分量,根据互相关分析提出的临界相关系数从所有模态分量中搜寻极优模态分量,之后利用小波包阈值去噪对极优模态分量进行处理。实验结果表明,该方法对含强白噪声的信号去噪效果具有优势,能够保全信号的有效分量,克服了传统VMD去噪的盲目性,保证了去噪后信号的真实性。(Denoising by wavelet threshold transform)

文件列表:

wthresh.m, 811 , 2018-07-31
yuzhibijiao.m, 386 , 2018-08-03
yuzhiguize.m, 286 , 2019-09-19
Cmonixinhao.m, 4191 , 2019-09-19
Dmonixinhao.m, 4672 , 2019-08-22
duibi.m, 6750 , 2018-12-24
gaijinyuzhi.m, 706 , 2019-03-14
hua_fft.m, 1643 , 2018-11-08
jieguo.csv, 1516365 , 2018-12-19
noisegen.m, 445 , 2017-11-07
psopicture.csv, 4799 , 2018-12-12
psovmd.m, 4464 , 2019-07-29
psovmd1.m, 4005 , 2019-07-29
R.csv, 4755 , 2018-12-13
shiceshuju.m, 5601 , 2019-09-18
sidao.csv, 70370 , 2019-05-21
svdjieguo.csv, 1211664 , 2018-11-09
thselect.m, 1658 , 2018-11-20
VMD.m, 2961 , 2017-11-07

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