hartley transform

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2 total messages Started by Pete Staples Wed, 30 Sep 1992 01:48

#604

Author: Pete Staples
Date: Wed, 30 Sep 1992 01:48

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Does anyone have some examples of Hartley transformed images?
If so could they please mail them to me, (and the original)

pete@cs.curtin.edu.au

thanks in advance.

peter.

Re: hartley transform

#620

Author: David Kastrup
Date: Wed, 30 Sep 1992 23:07

10 lines
902 bytes

pete@cs.curtin.edu.au (Pete Staples) writes:

>Does anyone have some examples of Hartley transformed images?
>If so could they please mail them to me, (and the original)

This is a breeze. If you have the Fourier transform from any REALVALUED
data, you just take its real part and subtract its imaginary part.
Voila, a realvalued Hartley transform.

Of course, now you need examples for Fourier transformed pictures :)

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