=====RBF=====

Radiale-Basis-Funktion (RBF)

{{image url="images/FktRbf.png"}}

http://en.wikipedia.org/wiki/Radial_basis_function

{{image url="images/FktRbfPlot.png"}}

y1: 
x0 = 0
""β"" = 1

y2: 
x0 = 5
""β"" = 3

[[Octave]]-Beispiel:
%%(matlab)
x  = linspace(-3,5,100);
b = 1;
y1 = exp(-b*x.^2);
b = 5;
y2 = exp(-b*(x-3).^2);
hold off
plot(x,y1,'r')
hold on
plot(x,y2,'b')
legend (['y1'; 'y2'],2)
xlabel('x')
ylabel('')
grid on
%%

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Siehe auch {{backlinks}}