Re: [talk-au] cities changed to towns

2012-12-19 Thread Christopher Barham

On Tue, 18 Dec 2012 20:58:26 -0500, Richard Weait wrote:

On Mon, Dec 10, 2012 at 5:17 PM, Chris Barham  wrote:

some Australian places have changed from cities to towns on;
changeset was:
http://www.openstreetmap.org/browse/changeset/14217241 [1]

I've emailed to the editor to ask the source for the change as I
believe some are now incorrect.


Did the account reply to you in a satisfactory manner?  I don't see
a correspondent in this thread that I relate to that username
porjo.  Have the edits in question been reverted? 


I did receive a response from the user.  He was unaware of the 
Australian wiki guidance page, or the designated cities.
He states his criteria was purely population size as he believed a city 
to require population of ~100k or more.


No reversion has been done for the changeset; as a result I have 
manually re-tagged the Queensland cities, and intend to revisit should 
we reach a tagging

consensus that would require further amendment.

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Re: [talk-au] cities changed to towns

2012-12-19 Thread Richard Weait
On Tue, Dec 18, 2012 at 11:16 PM, Nick Hocking nick.hock...@gmail.comwrote:

 Richard wrote

 Take a shot at creating rendering rules that fit your use case!  :-)

 I'm with John on this one - especially for the case of Australia.  Maybe
 we need a special renderer for Australia.  Just recently I managed to get
 some new mappers interested in mapping in rural NSW.

 They have started on the Wyndham area (which was just about completely
 unmapped, and they are having the same problem as John. I,E when they want
 to see Wyndham and it's neighbouurs (Candelo and Cathcart) at the same time
 on a map, OpenStreetMap shows almost nothing since they are too far apart.

 We really need a smart renderer that determines (for each tile in each
 zoom level) what are the most significant objects/ways in that tile/zoom
 and makes sure that they are rendered (even if they happen to be hundred
 mile long dirt tracks). Also if the major places in the tile are only
 localities,hamlets or villages then they should be rendered. That way we
 would not be tempted to elevate a village to a town just to make the map
 usable.


Largely, I think that removing the temptation to elevate a village to a
town is an education problem, not a rendering problem.  Don't tag for the
renderer is part of it and look at this awesome transit map is another
part.  Back to creating a specialty rendering that is smarter about sparse
areas.

I don't think that the smart sparse renderer is impossible.  In fact, a new
feature was discussed on the mapnik list this week, transformation plugins,
that may be helpful.  Transformation plugins allow you to analyze and
transform the data before rendering, so that might just be the place to
decide which place= to render at which size / logo / prominence.   So if it
interests you, have a go at it.
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Re: [talk-au] cities changed to towns

2012-12-19 Thread Nick Hocking
Richard wrote

So if it interests you, have a go at it.

It does interest me and I will have a go at it (eventually).  However I
have a few more pressing issues (OSMwise).  We urgently need to complete
the street name reclamation of Australia.
To this end I will be mapping Hay and Narrandra in the next two weeks and
fixing up Mildura and Renmark. I'll also knock out a few of the suburbs in
Adelaide that have lost their street names.

Also (and this could be done by an armchair mapper,local or overseas) we
need to get all the house addresses for Australia into OSM.

I'm also spending a lot of time fixing crazy TIGER roads in th US (I'm
having a huge battle with some really crazy stuff near Lake Arrowhead).
Once all the crazy TIGER roads are fixed and all the US house addresses are
added then and only then will (I believe) Nokia start to use OpenStreetMaps
in their mapping app. Then all the others (Apple, Google etc) will have to
follow suit.

Once all this has happened then I intend to spend a lot of time writing
software for the mobile platform to do stuff that I find interesting.

Nick
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Re: [talk-au] cities changed to towns

2012-12-19 Thread David
I think it might be a mistake to suggest that we don't get to have a say in how 
(eg) the main osm map is rendered just because we can personally render our 
own. Firstly, setting up to do that rendering is not trivial, nor is 
reconfiguring it for a different view. But mainly because we contribute to the 
map to make it useful for other people.

Now, i don't see anyone sponsoring the necessary server and bandwidth 
capabilities (maybe i am wrong?) here in Oz. So i think we should assume that 
the 'other people' we want to help will be looking at osm.org or at an app that 
has been written by someone guided by what they see at osm.org.

I agree that putting incorrect data into osm just because that makes it look 
right is evil. But we do have an obligation to make sure 'our' data is 
presented so its useful. In this case, if that means redefining terms like 
city, that's what we need do. We have a similar problem with connecting roads 
and even how frequently the name appears on a long road. Sigh...

Incidentally, the documentation on how to set up a local rendering system is 
not great, i might do a bit of updating. And, importantly, there does not seem 
to be any user guide for osm.xml, quite a lot goes on in there !

Should we be documenting our views in the Australian page of the wiki ?

David


.

Richard Weait rich...@weait.com wrote:

On Tue, Dec 18, 2012 at 11:16 PM, Nick Hocking nick.hock...@gmail.comwrote:

 Richard wrote

 Take a shot at creating rendering rules that fit your use case!  :-)

 I'm with John on this one - especially for the case of Australia.  Maybe
 we need a special renderer for Australia.  Just recently I managed to get
 some new mappers interested in mapping in rural NSW.

 They have started on the Wyndham area (which was just about completely
 unmapped, and they are having the same problem as John. I,E when they want
 to see Wyndham and it's neighbouurs (Candelo and Cathcart) at the same time
 on a map, OpenStreetMap shows almost nothing since they are too far apart.

 We really need a smart renderer that determines (for each tile in each
 zoom level) what are the most significant objects/ways in that tile/zoom
 and makes sure that they are rendered (even if they happen to be hundred
 mile long dirt tracks). Also if the major places in the tile are only
 localities,hamlets or villages then they should be rendered. That way we
 would not be tempted to elevate a village to a town just to make the map
 usable.


Largely, I think that removing the temptation to elevate a village to a
town is an education problem, not a rendering problem.  Don't tag for the
renderer is part of it and look at this awesome transit map is another
part.  Back to creating a specialty rendering that is smarter about sparse
areas.

I don't think that the smart sparse renderer is impossible.  In fact, a new
feature was discussed on the mapnik list this week, transformation plugins,
that may be helpful.  Transformation plugins allow you to analyze and
transform the data before rendering, so that might just be the place to
decide which place= to render at which size / logo / prominence.   So if it
interests you, have a go at it.

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