📄 fbm.m
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%function x1 = fbm( alpha = 0.9, m = 4096)
function x1 = fbm( alpha, m)
x = randn(1,m);
l = m/2 ;
freq = [ 1 1:l (l-1):-1:1 ];
xft = fft(x);
xft(1) = 0;
x1ft = xft .* (freq .^ (- alpha/2 ) );
x1 = real( ifft(x1ft) );
%% Part of Wavelab Version 850% Built Tue Jan 3 13:20:41 EST 2006% This is Copyrighted Material% For Copying permissions see COPYING.m% Comments? e-mail wavelab@stat.stanford.edu
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