[Talk-us] More on TIGER: Where it's likely safe to import

Steve Coast steve at asklater.com
Mon Dec 17 20:22:10 GMT 2012


Nice.

Suggestions;

- kill water somehow
- Information density at low zoom levels implies that basically everywhere is green. But you zoom to the bay area and see this isn't the case. So, change the coloring? Modulate it by population density?

Steve

On Dec 16, 2012, at 8:32 PM, Martijn van Exel <m at rtijn.org> wrote:

> OK this is plain awesome. Great work Mike.
> 
> One note of caution though - the title may suggest that you can just
> go ahead and import away, but folks would still have to follow the
> import guidelines and contact the OSM community at large, come up with
> a solid proposal and discuss that, even if there is no local
> community. I know it says it on the tin, but it's kind of tucked away
> at the bottom.
> 
> Have you looked into full history planet parsing to get a fuller
> picture of editing history? I took a stab at full history user metrics
> some time ago using osmjs;
> https://github.com/mvexel/OSMQualityMetrics/blob/master/UserStats.js -
> this produces one set of metrics for the entire .osh file you feed it
> but it may prove useful for future work. I haven't touched this in a
> while but it should still work :/
> 
> On Sun, Dec 16, 2012 at 8:02 PM, Michal Migurski <mike at teczno.com> wrote:
>> I pulled together some of the notes and imagery I've been posting here recently:
>> 
>>        http://www.openstreetmap.us/~migurski/green-means-go/
>> 
>> It's a map of 1km×1km squares covering the continental United States. Green squares show places where data imports are unlikely to interfere with community mapping. Raw data is linked at the bottom.
>> 
>> Three things that would make this better:
>> 
>> - Regular updates with archived older versions.
>> - Renders for specific counties, intended for local GIS communities.
>> - Some awareness of full planet history.
>> 
>> The OSM-US server has data for regular updates.
>> 
>> -mike.
>> 
>> ----------------------------------------------------------------
>> michal migurski- contact info and pgp key:
>> sf/ca            http://mike.teczno.com/contact.html
>> 
>> 
>> 
>> 
>> 
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> 
> 
> 
> -- 
> Martijn van Exel
> http://oegeo.wordpress.com/
> http://openstreetmap.us/
> 
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