Re: problem with fft on autocorrelation data

On Mar 31, 6:44 am, "Oli Charlesworth" <c...@xxxxxxxxxxxxxx> wrote:

How are you calculating your autocorrelation data?

--
Oli

I'm with Oli here. By definition, autocorrelation must be
purely real for x=0. So whatever you are computing is
not an autocorrelation :-).

Perhaps it's the novice mistake of forgetting a conjugation
somewhere?

Julius

.