jens
b31f3e7435
git-svn-id: http://moon:8086/svn/matlab/trunk@153 801c6759-fa7c-4059-a304-17956f83a07c
22 lines
408 B
Matlab
Executable File
22 lines
408 B
Matlab
Executable File
% Power estimation on discrete signals
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function [y,yf] = smhs(x,Nw1,Nw2,yi)
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N = length(x);
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y = zeros(1,N);
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x = abs(x);
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if (x(1) > yi)
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y(1) = (1-1/Nw1)*yi + (1/Nw1)*x(1);
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else
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y(1) = (1-1/Nw2)*yi + (1/Nw2)*x(1);
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end;
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for n = 2:N,
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if (x(n) > y(n-1))
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y(n) = (1-1/Nw1)*y(n-1) + (1/Nw1)*x(n);
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else
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y(n) = (1-1/Nw2)*y(n-1) + (1/Nw2)*x(n);
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end;
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end;
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yf = y(N);
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