[talk-pr] Is there a negative consequence of removing POI nodes when a building polygon has been tagged with all relevant information

Jeff Haack jeff.haack at gmail.com
Fri Jan 17 17:15:27 UTC 2014


This is awesome.  And metadata is perfect to ensure its public domain.  So
no worries there.

Here's the 09-10 imagery btw -
ftp://csc.noaa.gov/pub/DigitalCoast/raster2/imagery/PuertoRico_2009_1421/




On Fri, Jan 17, 2014 at 9:11 AM, Agustin Graterole <igeopr at gmail.com> wrote:

> Hey if someone hasn't seen this imagery you can go to the second link on
> the previous message (http://www.csc.noaa.gov/dataviewer/<http://www.csc.noaa.gov/dataviewer/index.html?action=advsearch&qType=in&qFld=id&datareg=1&qVal=1421#app=f8ce&8069-selectedIndex=0>).
> This is for NOAA's web map. In there choose/check Imagery on the upper
> right as a basemap. Now start zooming into Old San Juan as close as you can
> and you'll see it. Side note, the imagery service NOAA is using on their
> map is ESRI's, but specifically the imagery I just told to look is USACE's
> one.
>
>
> On Fri, Jan 17, 2014 at 8:51 AM, Agustin Graterole <igeopr at gmail.com>wrote:
>
>> Found Sources and Documentation for the 2009-10 orthoimagery.
>>
>>
>>    - NOAA's base portal where you search for datasets:
>>    http://www.csc.noaa.gov/digitalcoast/dataregistry/#/
>>
>>
>>
>>    - NOAA's web map app where you can download datasets (haven't tried
>>    it):
>>    http://www.csc.noaa.gov/dataviewer/index.html?action=advsearch&qType=in&qFld=id&datareg=1&qVal=1421#app=f8ce&8069-selectedIndex=0
>>
>>
>>
>>    - Metadata!!:
>>    http://csc.noaa.gov/dataviewer/webfiles/metadata/2009_usace_pr.html#2
>>
>>
>>
>>
>>
>> On Fri, Jan 17, 2014 at 12:33 AM, Jeff Haack <jeff.haack at gmail.com>wrote:
>>
>>> Jose, if we host with Tilecache, I think we would need the size of the
>>> geotiffs (~50GB according to other thread) + maybe 10-20 GB more for the
>>> tiles.  The more the better I suppose, but I'm pretty sure Tilecache will
>>> expire and remove tiles as space is needed, or at worst you could set up a
>>> cron job to do it.
>>>
>>>
>>> On Fri, Jan 17, 2014 at 12:28 AM, Jeff Haack <jeff.haack at gmail.com>wrote:
>>>
>>>> If all the tiles are prerendered I would expect a minimum of 2TB of
>>>> data.  You can try it out with the GDAL library - you'll want gdal2tiles.py
>>>> I believe.  I rendered the country of Georgia once, black and white imagery
>>>> covering roughly 50,000 sq. km to zoom 18, and that was around 1.7TB in
>>>> tiles.  Not sure but thinking Tilecache would be better option.
>>>>
>>>>
>>>> On Thursday, January 16, 2014, Victor Ramirez <vramirez122000 at yahoo.com>
>>>> wrote:
>>>>
>>>>> Just for reference, in Amazon S3, 200 GB of storage would cost around
>>>>> $20 a month. How much data are we talking about?
>>>>>
>>>>> On 01/16/2014 05:33 PM, JOSE L CUEVAS wrote:
>>>>> > I can try to setup a test-bed infrastructure at the university.  Was
>>>>> thinking of MapServer with titlecache.  I have no experience with none of
>>>>> them but will try to get something started. Any idea of how much space we
>>>>> will need for the WMS data?
>>>>> >
>>>>> > On Jan 16, 2014, at 1:00 PM, Jeff Haack <jeff.haack at gmail.com>
>>>>> wrote:
>>>>> >
>>>>> >> Search will work the same with points and polygons.  I believe it
>>>>> is incorrect to have a point with identical information to a polygon,
>>>>> better to use a polygon if you can draw it.  It seems common though to draw
>>>>> a building and then put POIs as points within it when there are numerous
>>>>> shops in the same building.
>>>>> >>
>>>>> >> Re: Marshall's, I don't think there is a common accepted standard
>>>>> on this.  What I typically do is map the whole building as something if the
>>>>> vast majority of it is taken up by one place, as is the case with
>>>>> Marshall's.  But arguably it could be done with a POI too.
>>>>> >>
>>>>> >>
>>>>> >> On Wed, Jan 15, 2014 at 9:46 PM, Victor Ramirez <
>>>>> vramirez122000 at yahoo.com> wrote:
>>>>> >> For example, would it affect the OSM search database?
>>>>> >>
>>>>> >> If a shop happens to be in a building, should the building name be
>>>>> the name of the most prominent shop (e.g. mashalls old san juan)?
>>>>> >>
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>>>>> >>
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>
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