Re: [Talk-us] admin level for US states

2014-11-24 Thread Richard Weait
On Mon, Nov 24, 2014 at 8:00 AM, Martin Koppenhoefer
dieterdre...@gmail.com wrote:
 I wonder why US States are tagged as admin_level=4, wouldn't it be more
 consistent with the rest of the map to have them tagged as level 3?


Based on which uses of admin_level=3?   A quick scan of the wiki shows
admin_level=4 as states or provinces for several countries.

I guess the biggest reason they are admin_level=4 now is, that seemed
like the way to go in 2009[1], but that wouldn't prevent a change for
a compelling reason.

[1] wiki history of the admin_level page goes back to 2009, the tag
use in USA could pre-date that.
http://wiki.openstreetmap.org/wiki/Tag:boundary%3Dadministrative

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Re: [Talk-us] admin level for US states

2014-11-24 Thread Jack Burke
I would point out that the legal status of U.S. States is slightly different 
than that of provinces (and likely of states in other countries).  For one 
thing, U.S. States exist in their own right and do not drive their existence 
from a higher government (even though most of them were created by a higher 
government). German States and perhaps Swiss cantons might have the same status.

-jack

On November 24, 2014 9:44:22 AM EST, Richard Weait rich...@weait.com wrote:
On Mon, Nov 24, 2014 at 8:00 AM, Martin Koppenhoefer
dieterdre...@gmail.com wrote:
 I wonder why US States are tagged as admin_level=4, wouldn't it be
more
 consistent with the rest of the map to have them tagged as level 3?


Based on which uses of admin_level=3?   A quick scan of the wiki shows
admin_level=4 as states or provinces for several countries.

I guess the biggest reason they are admin_level=4 now is, that seemed
like the way to go in 2009[1], but that wouldn't prevent a change for
a compelling reason.

[1] wiki history of the admin_level page goes back to 2009, the tag
use in USA could pre-date that.
http://wiki.openstreetmap.org/wiki/Tag:boundary%3Dadministrative

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Re: [Talk-us] admin level for US states

2014-11-24 Thread Richard Welty

On 11/24/14 9:44 AM, Richard Weait wrote:

On Mon, Nov 24, 2014 at 8:00 AM, Martin Koppenhoefer
dieterdre...@gmail.com wrote:

I wonder why US States are tagged as admin_level=4, wouldn't it be more
consistent with the rest of the map to have them tagged as level 3?


Based on which uses of admin_level=3?   A quick scan of the wiki shows
admin_level=4 as states or provinces for several countries.

I guess the biggest reason they are admin_level=4 now is, that seemed
like the way to go in 2009[1], but that wouldn't prevent a change for
a compelling reason.


i guess i'd like to hear if anyone has a compelling reason. it wouldn't
be that hard to change (there aren't that many states), but what do
we gain from the change?

richard

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Re: [Talk-us] admin level for US states

2014-11-24 Thread Paul Norman

On 11/24/2014 5:00 AM, Martin Koppenhoefer wrote:
I wonder why US States are tagged as admin_level=4, wouldn't it be 
more consistent with the rest of the map to have them tagged as level 3?
admin_level=4 is consistent with Canada and Australia at the very least. 
I believe it's also consistent with Mexico, South Africa as well as 
other countries.


Given that states are often grouped together for various purposes into 
regions, I'm skeptical about admin_level=3 anyways. The groupings vary 
depending on the purpose and we don't map them, but it does demonstrate 
that there's the concept of a grouping above states.


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Re: [Talk-us] admin level for US states

2014-11-24 Thread Brad Neuhauser
On Mon, Nov 24, 2014 at 10:48 AM, Jack Burke burke...@gmail.com wrote:

 I would point out that the legal status of U.S. States is slightly
 different than that of provinces (and likely of states in other countries).
 For one thing, U.S. States exist in their own right and do not drive their
 existence from a higher government (even though most of them were created
 by a higher government). German States and perhaps Swiss cantons might have
 the same status.

 -jack


 ...and German states and Swiss cantons are admin_level=4 according to the
previously-linked page. I'd also note that page says admin_level was
introduced in order that different borders can be rendered consistently
among countries. That is, it's a worldwide rendering aid, not trying to
make profound statements about legal minutiae.
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Re: [Talk-us] admin level for US states

2014-11-24 Thread Martin Koppenhoefer
2014-11-24 18:05 GMT+01:00 Brad Neuhauser brad.neuhau...@gmail.com:

  ...and German states and Swiss cantons are admin_level=4 according to the
 previously-linked page.



yes, I am coming from a German-Italian perspective, where Italian regions
are clearly less sovereign than German states, which again are less
sovereign than US american states (all on level 4 currently).
We need the levels 5 to 10 in Germany (all are in use, 3 is not in use).
Correspondance of European entities should also be supported by the NUTS
and LAU system:
http://en.wikipedia.org/wiki/Nomenclature_of_Territorial_Units_for_Statistics
http://en.wikipedia.org/wiki/Local_administrative_unit

cheers,
Martin
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Re: [Talk-us] admin level for US states

2014-11-24 Thread Jack Burke
And the England/Wales and /Scotland borders are all 4, too. If we're trying to 
reflect geopolitical status, these should absolutely be different than 
provinces. OTOH, if we're just interested in drawing pretty lines

-jack

On November 24, 2014 12:55:04 PM EST, Martin Koppenhoefer 
dieterdre...@gmail.com wrote:
2014-11-24 18:05 GMT+01:00 Brad Neuhauser brad.neuhau...@gmail.com:

  ...and German states and Swiss cantons are admin_level=4 according
to the
 previously-linked page.



yes, I am coming from a German-Italian perspective, where Italian
regions
are clearly less sovereign than German states, which again are less
sovereign than US american states (all on level 4 currently).
We need the levels 5 to 10 in Germany (all are in use, 3 is not in
use).
Correspondance of European entities should also be supported by the
NUTS
and LAU system:
http://en.wikipedia.org/wiki/Nomenclature_of_Territorial_Units_for_Statistics
http://en.wikipedia.org/wiki/Local_administrative_unit

cheers,
Martin




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Re: [Talk-us] admin level for US states

2014-11-24 Thread Minh Nguyen

On 2014-11-24 05:00, Martin Koppenhoefer wrote:

I wonder why US States are tagged as admin_level=4, wouldn't it be more
consistent with the rest of the map to have them tagged as level 3?


IIRC mappers in many regions of the world started out using 
even-numbered admin_levels only, skipping the odd numbers, so that more 
obscure groupings of jurisdictions could be inserted in the future 
without going fractional. And indeed, if you look at [1], admin_level=3 
has been used primarily for regions: groups of provinces that have no 
separate administrative authority. Assuming this table reflects the 
actual state of the map, most countries have chosen 4 for their state 
equivalents.


This level-skipping scheme extends all the way down to the smallest 
jurisdictions. Because the TIGERcnl import chose admin_level=8 for 
municipalities, skipping 7, I was able to tag Ohio townships as 7 
without demoting all the state's cities and villages. [2] Even though 
neighboring Kentucky and West Virginia lack a level of government 
between counties and municipalities, it makes sense to keep cities in 
most states at the same admin_level, because they're functionally 
equivalent. (Virginia is a notable exception.)


For context, there's an open pull request to have the Standard 
stylesheet render country and state labels based on administrative 
boundary polygons rather than place nodes. [3]


Martin, how would the U.S. would be affected by this change? As it 
stands, U.S. state boundaries and labels appear at z4 and above, 
regardless of the state's size. Of the smallest states, Rhode Island 
(RI) appears at z4 and z6+, Connecticut (CT) appears at z4+, and 
Maryland (MD) and Delaware (DE) are both obscured at z4 by the label for 
Washington, D.C.


At a glance, this change would seemingly omit most of the Northeastern 
states' labels at z4. It appears to set a minimum size of 750 way 
pixels at z4 and 3,000 at z5 for displaying a state's label. I don't 
really see those states' two-letter refs as being clutter. They're 
probably the most informative use of that space at z4 in a big country 
like the U.S. Unfortunately, they really clutter up the map in smaller 
countries, especially in Europe.


[1] http://wiki.osm.org/wiki/Tag:boundary%3Dadministrative
[2] http://wiki.osm.org/wiki/United_States_admin_level
[3] https://github.com/gravitystorm/openstreetmap-carto/pull/1134

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[Talk-us] Who controls data: Google Maps, others erasing Hollywood sign, but it's in OSM

2014-11-24 Thread Andrew Wiseman
Hi all, first time post here (hope I'm doing everything right.)

There's an interesting article at Gizmodo about erasing the Hollywood sign
from Google Maps, Bing Maps, Apple Maps etc -- people who live on roads
nearby were complaining about hikers and tourists, and they got the LA City
Council, Google and a local website to change the walking directions so no
one goes through their neighborhood anymore, instead pointing them to other
viewpoints miles away.

To me it's an interesting example of why OSM is important, since anyone can
edit and add the data, not what the LA City Council or Google or some
NIMBYs think is important:

http://gizmodo.com/why-people-keep-trying-to-erase-the-hollywood-sign-from-1658084644

The trails mentioned in the article seem to be present in OSM, although
with the gates mentioned:

http://www.openstreetmap.org/node/3202722073#map=16/34.1339/-118.3214

Andrew

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Re: [Talk-us] Rand McNally is using OSM

2014-11-24 Thread Clifford Snow
On Sat, Nov 22, 2014 at 6:51 PM, Tod Fitch t...@fitchdesign.com wrote:

 Nice to see they are using OSM but it would be nicer to see it clearly
 labeled as using data from OSM.


Rand McNally fixed their attribution, but it seem weak. The response Ryan
Walker from Rand McNally gave to my inquiry was Oops, looks like we had a
bug that wasn¹t showing the attribution link appropriately. We have fixed
this and should be good now. Thanks for the
feedback!

I plan to ask them to make it clearer.

Clifford

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