[Talk-GB] UK Postcodes - Potential data source

[Andy Robinson]

Nice start Matt :-)

Cheers
Andy

> -----Original Message-----
> From: Matt Williams [mailto:lists at milliams.com]
> Sent: 05 September 2012 16:43
> To: talk-gb at openstreetmap.org
> Subject: Re: [Talk-GB] UK Postcodes - Potential data source
> 
> On 31 August 2012 15:10, Matt Williams <lists at milliams.com> wrote:
> > On 30 August 2012 18:35, Rob Nickerson <rob.j.nickerson at gmail.com>
> wrote:
> >> Hi Matt,
> >> I was actually thinking the other way round. That is:
> >>
> >> Pull in a list of building with addresses but no postcode in OSM
> >> (with their way IDs) and see if any match up with the Land Registry
> >> addresses. This way we can add postcode to buildings rather than just
to
> the roads.
> >>
> >>
> >> Not sure if this is any easier/harder to do.
> >
> > It's probably easier for me to do. However, we run the risk or
> > ambiguity where the Land Registry data says "10 Main Street" and we
> > find 10 of those in the OSM data. Maybe this wont be a problem and
> > even if we do find ambiguity, we can simply list all the possible
> > matches.
> >
> > I'll see what I can come up with.
> 
> Ok, first iteration of something with this is up at
> http://milliams.dev.openstreetmap.org/postcodefinder/landregistry/
> 
> It's extremely basic and isn't providing much more than you can get with a
bit
> of grep magic. You enter a postcode and it does a substring match to get
all
> the matching entries. I have added all 349,849 (up to and including the
July
> data) entries.
> 
> The next step will be to take start matching up that list with the address
> provided through http://milliams.dev.openstreetmap.org/postcodefinder/
> and show a map of matches.
> 
> --
> Matt Williams
> http://milliams.com
> 
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