Re: [talk-au] suburb boundaries

2009-02-25 Thread Andrew Laughton
Suburb boundaries would not move that often, if that is all that is
available, I vote to put it in.

On 25/02/2009, Franc Carter franc.car...@gmail.com wrote:
 The data will be tagged as reviewed=no to indicate that a person has no
 confirmed
 that it is 'correct'.

 In the case if the Suburb boundaries I doubt it is actually possible to
 confirm the majority
 of the data 'on the ground' as their is no magical line on the ground.

 The data that will be imported is being provided by a government department
 (the ABS)
 who create it from the official source (the LGA). While the data is not 100%
 because
 it is a few years old, from the reviews of the data it looks pretty good.

 So, I see no way of getting a better set of information for this data set.

 On Wed, Feb 25, 2009 at 11:05 AM, David Murn da...@incanberra.com.auwrote:

 Hi all,

 No comment on the tag structure offered in the linked website, but I
 would like to stress that if you are importing mass data, that you
 clearly mark it as inaccurate, unless you have collected the data
 yourself by survey.  There is nothing worse than a map of imported data
 (especially boundaries) that are indicated as correct when theyre not
 even close, due to importing old data or data with unknown faults.

 This has come up before from people importing mass data.  Personally, I
 believe that OSM's strength is that most data is from personal survey,
 rather than just blindly imported from another database, and the mass
 importation of data, then means we not only have to survey, but also
 have to verify that data other people entered, is infact correct.

 Id rather have a 100% accurate map, than a 100% complete map.

 Then again, if you mean 'importing' from your own dataset of survey
 info, then by all means Im in agreeance with the move.

 Anyone else got a thought on the issue?

 David

 On Wed, 2009-02-25 at 00:15 +1100, Franc Carter wrote:
 
  Hi folks,
 
  I am ready to start the import of the suburb boundaries. So could you
  please
  have one last look at
 
 
 
 http://wiki.openstreetmap.org/wiki/Import/Catalogue/ABS_Data#OSM_Representation
 
  and let me know of any issues, barring any objections I'll start the
  import soon(ish)
 
  cheers
 
  --
  Franc
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 --
 Franc


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Re: [talk-au] suburb boundaries

2009-02-25 Thread Franc Carter
I know very little about the rendering, but I would suspect not. each
boundary is going  to divide two suburbs
and may of them are quite short - so I would expect that representing them
on a generic map is quite
difficult to do.

cheers

On Wed, Feb 25, 2009 at 10:44 PM, Luke Woolley lswool...@gmail.com wrote:

 I am stoked that the import will soon commence, but I have one query. I
 can't remember if this has already been asked but do the boundaries of a
 suburb render the name of the suburb, like the place=suburb tag currently
 does for tagged nodes or will it just show those fancy purple lines on the
 map. Thanks.



 On 25/02/2009, at 9:16 PM, Franc Carter franc.car...@gmail.com wrote:


 I *believe* that it is a subdivision of a state. Sydney in an addressing
 sense refers to the CBD of
 the city (the area with post code 2000).

 cheers

 On Wed, Feb 25, 2009 at 9:12 PM, Nick Hocking  nick.hock...@gmail.com
 nick.hock...@gmail.com wrote:

 I say go for it.

 Although I am 150% percent against any mass loading or routable things
 (like roads) I think that suburbs are best done
 by this import and then we have to try to validate the boundaries, maybe
 doorknock both sides of the  alledged boundary and see if people know which
 suburb they are in.

 PS is a suburb a subdivision of a city or a state.

 E.G should Prospect be in Adelaide;South Australia;Australia ... or should
 it be
 in South Australia; Australia

 In Canberra it sounds better to say  Turner, ACT than  Turner, Canberra,
 ACT but I'm not so sure for larger cities.
 Maybe because there is only one city in the ACT.


 Nick

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Re: [talk-au] suburb boundaries

2009-02-25 Thread Darrin Smith
On Wed, 25 Feb 2009 22:50:20 +1100
Franc Carter franc.car...@gmail.com wrote:

 I know very little about the rendering, but I would suspect not. each
 boundary is going  to divide two suburbs
 and may of them are quite short - so I would expect that representing
 them on a generic map is quite
 difficult to do.

Observe this:

http://www.openstreetmap.org/?lat=-34.7875lon=138.6422zoom=14layers=B000FTF


You can see 2 Parafields, 1 grey (the place= one) and 1 black (the
relation based one). You can also see a black '5107' from a postcode
boundary I've put in in that area too. So the answer is yes it will
render.

-- 

=b

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Re: [talk-au] suburb boundaries

2009-02-25 Thread Darrin Smith
On Wed, 25 Feb 2009 23:33:09 +1100
Franc Carter franc.car...@gmail.com wrote:

 Nice.
 
 Do you want me to try to exclude some suburbs so as to not overlay
 the areas you have
 already done ?

Nah, there's only about a dozen that I've got fully completed and
they're all close enough together I'll just review what's
there and merge the 2 sets of data as part of the manual review process.

There's probably another 2 dozen that I've only got partial boundaries
of so we'll need the abs data to finish them off anyway.

-- 

=b

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