Re: hartley transform

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#620

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

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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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From: dak@messua.informatik.rwth-aachen.de (David Kastrup)
Subject: Re: hartley transform
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