[OSM-talk-ie] Logainm import?

Rory McCann rory at technomancy.org
Sat Oct 18 15:39:39 UTC 2014


Hi all,

I'd like to have a discussion about importing data from Logainm, the
official Irish place names database. They recently released their data
under ODbL, the same copyright licence as OSM, so there is no copyright
reasons not to use it.

I've downloaded the logainm database, and convert it CSV:
http://www.technomancy.org/logainm/

So, let's talk about imports. Should we import? What can we import?

IMO we could get a few things from it:

(a) "logainm:ref". We could add the logainm id to OSM object that are in
Logainm. This would allow applications that use OSM data to be able link
logainm, or logainm users to find out where something is in OSM.

I'd probably use this to add a link to logainm.ie for each townland on
townlands.ie

(b) Irish names, especially for townlands.

Currently only 12% of our ~11,0000 townlands have a "name:ga" tag, for
the irish name. We could use logainm to drastically increase this
number, and get a pretty good name:ga coverage. However we can't do a
pure overwrite and will have 'merge' the stuff properly.

Logainm is the legal/offical name for a townland/etc. We can add
offical_name:ga for sure.

(c) Higher level hierarchies

Logainm tells you (say) what Civil Parish townland X is in. We could use
this to help map those boundaries when we have the townlands mapped.

(d) Other bits and pieces

Logainm has the location and name for lots of non-townland things that
OSM could benefit from: sub-townlands, houses, fields, monuments, rocks,
castles, etc. We could use Logainm to map and add these to OSM.

(e) Something else?

So, what do people think? Should we do it? Why not? What can we do?

I've keeping some scripts I use on this github:
https://github.com/rory/logainm-parse

Rory



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