independent component analysis using kurtosis:after this how to seperate the original signal from noisy signal...using independent component analysis using kurtosis...

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arpana mishra 2012-3-30

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此问题的直接链接

https://ww2.mathworks.cn/matlabcentral/answers/33963-independent-component-analysis-using-kurtosis-after-this-how-to-seperate-the-original-signal-from-n

clc;
clear all;
close all;
Fs = 10000;
fprintf('say a sentence immediately after hitting enter: ');
input('');
x= wavrecord(1 * 10000, 10000, 'double'); % Record and store the uttered speech
t=(0:(1*10000)-1)*1/(1*10000); 
subplot(3,1,1);
plot(x);
b=awgn(x,10,'measured');
subplot(3,1,2);
plot(b);