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From: adorf@eso.org (Hans-Martin Adorf)
Subject: Re: Skew detection and correction ....
Message-ID: <adorf-1210941416570001@st53.hq.eso.org>
Sender: news@eso.org
Organization: ST-ECF/ESO
References: <376mem$qvt@oak.oakland.edu>
Date: Wed, 12 Oct 1994 14:16:57 +0100
Lines: 27

In article <376mem$qvt@oak.oakland.edu>, janand@vela.acs.oakland.edu
(Zombie Dude) wrote:

> hi,
> 
>    Is there any pd s/w for skew detection and correction of images ?
>    Are there any articles out there that I could look up?
> 
>    Thanks.
> 
> J Anand.
> -- 

Skew correction is easy. Use one-dimensional FFTs to fractionally shift
along rows (or columns).

Hans-Martin Adorf

-- 
Hans-Martin Adorf
ST-ECF/ESO
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Germany
Tel: +49-89-32006-261
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Internet: adorf@eso.org
