关于MATLAB小波信号去噪
%用小波函数'db6'对信号进行3层分解
[c,l]=wavedec(y,3,'db6');
lev=3;
xdh=wden(y,'sqtwolog','h','sln',lev,'sym4');
subplot(2,2,3);
plot(sound,xdh);
subplot(121);
plot(sound);
title('原始语音信号');
2021-01-11 17:40:03
558B
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程序包含基于WAVELET域、基于CONTOURLET域、基于WAVELET-CONTOURLET域及PCA的SAR图像去噪
2019-12-21 19:22:23
78KB
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