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Re: Wiener deconvolution, anyone? [message #18353 is a reply to message #18288]

Mon, 20 December 1999 00:00

badastro
Messages: 7
Registered: August 1998

Junior Member

In comp.lang.idl-pvwave Richard G. French <rfrench@wellesley.edu> wrote:
> Hi, gang -
> I am looking for a 2-D deconvolution routine that
> uses a Wiener filter. The specific application is to sharpen up
> some Hubble Space Telescope images of Saturn's rings. I have a
> reasonable handle on the Point Spread Function (the response to a point
> source). I've tried using FFT's and the deconvolution theorem,
> and I've tried doing lots of filtering of the input and output, but
> it has not been very satisfactory. I've heard good things about
> Wiener deconvolution but I have not seen a reference that deals with it
> in two dimensions.

I hate to mention it here on this group, but I believe there
is an IRAF package that does this. Do you have this loaded up
at Wellesley? It might be an SDAS package, which you can get from the
Space Telescope Science Institute (www.stsci.edu).

* * * * * The Bad Astronomer * * * *

Phil Plait badastro@badastronomy.com
The Bad Astronomy Web Page: http://www.badastronomy.com

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[Message index]

		Wiener deconvolution, anyone? By: Richard G. French on Thu, 16 December 1999 00:00
		Re: Wiener deconvolution, anyone? By: badastro on Mon, 20 December 1999 00:00
		Re: Wiener deconvolution, anyone? By: htonishi on Sat, 18 December 1999 00:00
		Re: Wiener deconvolution, anyone? By: Richard G. French on Fri, 17 December 1999 00:00

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