[OSM-talk-be] UrbIS import

Sander Deryckere sanderd17 at gmail.com
Mon Jan 12 16:45:08 UTC 2015


I don't know if you've noticed it, but there are a lot of streets where the
addr:street tags don't match the street name (most of them are because of
the order of language differs, some are also plain spelling differences).

See this view:
http://tools.geofabrik.de/osmi/?view=addresses&lon=4.35180&lat=50.84700&zoom=15

I know there's a rule of "the first mapper decides the name", though I
think that one feature should get one name only. When someone named a piece
of road as "French-Dutch", the one who maps the next piece of road with the
same name shouldn't use "Dutch-French" IMO. And addr:street should have the
same order.

However, searching the oldest used variant of a name might be a tough job,
and uniforming addr:street depends on a uniform name for a street. So I
don't know if anyone is up for it.

Most apps don't care for bilingual regions (there aren't many in the
world), and searching an address in f.e. OsmAnd becomes a real PITA: OsmAnd
allows partial string search, so if I search for the Dutch name, I would
get the result, no matter if it's tagged "French-Dutch" or "Dutch-French".
But because of the many streets which are mapped in both ways, I get two
results for every street. And only one of the results contains the address
I'm looking for. So it's a lucky guess to see which one I should take.

And OsmAnd isn't the only one. Nominatim just resorts to "the closest
street" when the names don't match. So it adds some addresses (mostly
corner addresses) to the completely wrong street. Though Nominatim is
prepared to a certain degree of language differences, it's not prepared to
different names for the same street.

Since we don't just gather data to gather data, but we gather data to be
useful, I guess people of Brussels should get around the table to discuss
whether they want to continue this proliferation of names, or if they want
to make naming stricter (one feature = one name), which makes it easier for
data users, but also restricts mappers more.

An option to name stuff as "Rue de xxx straat" might again be possible
since most (if not all) streets have a name:fr and name:nl tag that can be
used for localised rendering and searching.



2015-01-12 16:43 GMT+01:00 eMerzh <merzhin at gmail.com>:

> Thanks Guys :)
>
> Sorry for the delay....
> it has been a long time since the last stats...
> and if i recall correctly, there where a lot of manual steps ...
> (especially for tiles)
>
>
> i used to use postgis with qgis ...
> if i could have a server with ssh and a postgis i might be able to process
> the stats ...
>
> @Jo: i''ll try to collect the scripts that i used... and to make some
> pseudo doc ...
>
> On Thu, Jan 8, 2015 at 6:09 PM, Glenn Plas <glenn at byte-consult.be> wrote:
>
>> What do you need ?  I have some room left over on some machines. It will
>> be linux (of course).  I'm thinking to provide some stats on the
>> housenumber integration of crab.  I might as well do Urbis as well.
>>
>> Let me know what you would like and if it's possible I will provide it.
>>
>> Glenn
>>
>>
>> On 08-01-15 17:58, eMerzh wrote:
>> > The tiles are from 15-Feb-2014  and the spreadsheet,the last column is
>> > the earliest and it's the same date, 15/02 (/2014)
>> >
>> > as said earlier, i have no enough cpu/mem/disk power to continue
>> maintaining those stats...
>> >
>> >
>> > On Thu, Jan 8, 2015 at 4:52 PM, Pierre Parmentier
>> > <pierrecparmentier at gmail.com <mailto:pierrecparmentier at gmail.com>>
>> wrote:
>> >
>> >     How to update the outdated data?
>> >
>> >      1.
>> https://docs.google.com/spreadsheet/pub?key=0Aitf6GpM7KbYdGpvcWtNbVRoMU41VnowZU1nMXdGZEE&output=html
>> >      2. http://osm.bmaron.net/urbis_img/tiles/
>> >
>> >     Pierre P.
>> >
>> >     _______________________________________________
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>> >
>> >
>> >
>> >
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>>
>>
>> --
>> "Everything is going to be 200 OK."
>>
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