----- Original Message -----
> From: Torbjörn Rathsman <
address@hidden>
> To:
address@hidden
> Cc:
> Sent: Saturday, October 6, 2012 3:18 PM
> Subject: Real-data DFT in Octave
>
> Is it possible to without much effort
call the real to complex dft routins from
> octave. It is easier to manipulate the
spectrum that way, since i am guarantied
> that the mirror part becomes correct. The
purpose in this case is to compute
> filtered derivative of second order.
>
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