[Imports] Import of 14, 020 United Nations Mission in Liberia place nodes

Rafael Avila Coya ravilacoya at gmail.com
Sat Sep 13 17:06:14 UTC 2014


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Hi Christoph:

Thanks for sharing.

I've tested quite many nodes against imagery, and most of the nodes
that end with "Village" are actually hamlets, and even some (few) just
an isolated_dwelling. I will add to the proposal that, any name that
ends with Village or Town to be added a short_name tag that contains
the name without the Village or Town ending. Again, comments about
this are welcome.

Changing the place value is really fast (+/- 5 seconds).

I find the place=unknown a good idea, specially for those nodes that
can't be checked against a hires imagery. During my tests, I was
already adding a fixme tag for these cases, that I will incorporate to
the wiki.

There are, by the way, some nodes ending with "Refugee Camp" that
could be good to be pre-processed, adding to them the tag refugee=yes

There are some other issues that I will comment tomorrow. It's too
late already and I am done for today.

Cheers,

Rafael.

On 13/09/14 23:57, Christoph Hormann wrote:
> On Saturday 13 September 2014, Rafael Avila Coya wrote:
>> 
>> A wiki has been created as a draft for discussion: 
>> https://wiki.openstreetmap.org/wiki/Import_Liberia_UNMIL_Places .
>> In that wiki you have a link to the original data.
> 
> According to that page you plan on tagging all those place=hamlet
> based on the the fact that the majority of existing place nodes in
> the area are hamlets.  That does not seem like a good idea.  A
> quick look over the names indicates a large variety of place sizes
> (names consisting of elements like Farm, Mill, Camp, Village, Town)
> - the least that should be done in terms of pre-processing is an
> assessment which OSM categories these usually match and apply tags
> according to such name components.  This is no replacement for
> manual evaluation but with 14000 objects skipping such a really
> simple step would be a waste of ressources.  For all places where
> no individual indication on the type of place exists no place=* tag
> or a generic one (like place=yes or place=unknown) should be used
> by default (possibly with a fixme tag). This would also help those
> participating in this import to keep track of their manual
> verification work.
> 

- -- 
Twitter: http://twitter.com/ravilacoya

- --------------------------------

Por favor, non me envíe documentos con extensións .doc, .docx, .xls,
.xlsx, .ppt, .pptx, aínda podendoo facer,  non os abro.

Atendendo á lexislación vixente, empregue formatos estándares e abertos.

http://es.wikipedia.org/wiki/OpenDocument#Tipos_de_ficheros
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