[OSM-talk] IoW: New Popular Edition orthorectified
Andy Robinson
Andy_J_Robinson at blueyonder.co.uk
Thu May 4 15:07:17 BST 2006
I hope one of those anchor points was not the OS HQ in Southampton. They
might have moved it a bit just to throw you ;-)
Great work...can the same rectification process be used for my older 6-inch
OS maps do you think?
Andy
Andy Robinson
Andy_J_Robinson at blueyonder.co.uk
>-----Original Message-----
>From: talk-bounces at openstreetmap.org [mailto:talk-
>bounces at openstreetmap.org] On Behalf Of Richard Fairhurst
>Sent: 04 May 2006 14:56
>To: talk at openstreetmap.org
>Subject: [OSM-talk] IoW: New Popular Edition orthorectified
>
>Hi all,
>
>Thanks to Laurence Penney, we now have orthorectified tiles of the
>scanned New Popular Edition Isle of Wight sheet.
>
>Since it's orthorectified, and the map is out of copyright, you can
>trace to your heart's content, use it as a base layer, or whatever you
>like. Each tile is 1km x 1km on the familiar Ordnance Survey National
>Grid.
>
>There's a web interface here:
>http://www.lorp.org/maps/?e=449&n=094&z=2
>
>or you can download all the tiles in a .zip:
>http://www.lorp.org/maps/osmor/180.zip
>
>Thus far, the map has been corrected using four anchor points (i.e.
>one at each corner of the map). Inevitably the fluctuations in the
>scan are sometimes a bit more uneven than that, and we'd be interested
>to hear feedback on how much of a problem this is for any proposed uses.
>
>cheers
>Richard
>
>
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