From: fanning@leland.stanford.edu (C. Geoffrey Fanning)
Newsgroups: sci.math.num-analysis,sci.math,sci.optics,sci.physics
Subject: Re: Polar 2D Discrete Fourier
Date: Mon, 12 Jan 1998 11:23:15 -0800
I have code and references for Hankel Transforms at:
http://www-leland.stanford.edu/~fanning/hankel/hankel.html
This transform is exactly what you're looking for, though my code will be
of limited help to you.
-Geoff
In article <34B63E0A.50EB@fi.uib.no>, Jostein Herredsvela
wrote:
> Hi,
>
> Does anybody have any experience with two-dimensional 'polar' discrete
> Fourier transforms? (I.e. one which could be applied to cases where the
> input numbers are sampled radially and circularly, and NOT, as is most
> common, in the cartesian frame.) I'm looking for some reference on this,
> a definition, or some hints.
>
> Thank you.
>
> Please mail me directly.
>
> josteinh@fi.uib.no