tic
clear S0 S1 S2 S3
for j=1:1000000
sig=randn(6,1);
fig=fft(sig);
S0(j)=fig(1);
S1(j)=real(fig(2));
S2(j)=imag(fig(3));
S3(j)=fig(4);
end
toc
save('~/data/Svals.mat','S0','S1','S2','S3')
