jens
1ab94a4bea
git-svn-id: http://moon:8086/svn/matlab/trunk@99 801c6759-fa7c-4059-a304-17956f83a07c
16 lines
259 B
Matlab
Executable File
16 lines
259 B
Matlab
Executable File
function pf_eval(Np)
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N = 100;
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kn = 0.05;
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R = 4;
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x = (0:N-1)/N;
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xr = x(1:R:N)
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y = sin(0.25*2*pi*xr);
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Nr = length(xr);
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yn = y + kn*(0.5-rand(1,Nr));
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[p,s] = myPolyfit(xr,yn,Np);
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yh = polyval(p,x);
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plot(xr, yn, 'ro', x, yh, 'b.'); grid; legend('y','y_h');
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s=s |