MATLAB滑动平均滤波
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2020-12-04
15:51:07
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clear
clc
load T2.mat %载入音频数据
T = T2;
gure(1)
plot(T,'-*')
title('原始数据')
hold on;
%%
%滑动平滑滤波
L = length(T);
N=10; % 窗口大下
k = 0;
m =0 ;
for i = 1:L
m = m+1;
if i+N-1 > L
break
else
for j = i:N+i-1
k = k+1;
W(k) = T(j) ;
end
T1(m) = mean(W);
k = 0;
end
end
plot(T1,'r-o')
grid
legend('原始数据','滤波之后')
//中位值滤波
load T2.mat
>> T=7;
>> y=T2;
>> T4 = MedianAverageFilter(y, T)
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