[georss] using categories for disambiguation

Pat Cappelaere pat at cappelaere.com
Thu Mar 8 16:29:44 EST 2007


Andrew,

If you go to our SWE data node: http://eo1.geobliki.com/xml/atom10/feed.xml
You will find that we have extended the Atom feed with geonames related
information for the specific image.

<entry>
...
    <georss:where>
      <gml:Point>
        <gml:pos>-15.59 -175.66</gml:pos>
      </gml:Point>
    </georss:where>
    <geonames:geonames>
      <geonames:countryCode>TO</geonames:countryCode>
      <geonames:countryName>Tonga</geonames:countryName>

      <geonames:adminCode>03</geonames:adminCode>
      <geonames:adminName>VavaŒu</geonames:adminName>
      <geonames:zoneNumber>728</geonames:zoneNumber>
      <geonames:zoneName>Ross Sea</geonames:zoneName>
      <geonames:regionNumber>50</geonames:regionNumber>
      <geonames:regionName>Antarctica</geonames:regionName>

      <geonames:nearBy>Esia, Mata`aho, Sapa`ata, Fata`ulua, Mu`a, Petani,
Tongamama`o</geonames:nearBy>
    </geonames:geonames>
  </entry>

Pat.

> From: Andrew Turner <ajturner at highearthorbit.com>
> Date: Thu, 8 Mar 2007 16:23:19 -0500
> To: Sean Gillies <sgillies at frii.com>
> Cc: <georss at lists.eogeo.org>
> Subject: Re: [georss] using categories for disambiguation
> 
> On 3/8/07, Sean Gillies <sgillies at frii.com> wrote:
>> Or, for Atom users:
>> 
>> <category term="mountain" scheme="http://georss.org/physiography"/>
>> 
>> Hosting a few key schemes might be a worthwhile side-project for georss.org.
>> 
> 
> Geonames has a pretty good list of Feature codes:
> http://www.geonames.org/export/codes.html
> 
> 
>> Pat Cappelaere wrote:
>>> Andrew,
>>> 
>>> I do not see anything wrong to say:
>>> <category>mountain</category>
>>> No even a need for geo:type=
>>> Pat.
>>> 
>>>> From: Andrew Turner <ajturner at highearthorbit.com>
>>>> Date: Thu, 8 Mar 2007 15:52:03 -0500
>>>> To: "Gregor J. Rothfuss" <gregor at apache.org>
>>>> Cc: Pat Cappelaere <pat at cappelaere.com>, <georss at lists.eogeo.org>, Raj
>>>> Singh
>>>> <raj at rajsingh.org>
>>>> Subject: Re: [georss] using categories for disambiguation
>>>> 
>>>> On 3/8/07, Gregor J. Rothfuss <gregor at apache.org> wrote:
>>>>>> A category is a category is a category!
>>>>>> Having multiple categories tags make the decoding harder from an
>>>>>> interoperability standpoint.  Everybody will be doing it differently.
>>>>>> You can have more than one category tag anyway!
>>>>>> 
>>>> I don't think of the location type or relationship as a "category",
>>>> they are actual geographic meaning an relate the location
>>>> name/geometry to the RSS item. And because they have different meaning
>>>> (not just another category) you would end up putting in
>>>> <category>geo:type=mountain</category> or something anyways.
>>>> 
>>>>> i suspect those two snuck in because they have a meaning in GIS. they
>>>>> sure don't in the larger RSS world.
>>>>> 
>>>>> the 'just in case' school of standards leads to 600 page monsters that
>>>>> no one reads unless forced to.
>>>>> 
>>>> Well, as one who has already admitted to not sitting down in a comfy
>>>> chair to read 600 page specs, I agree with simple & not "just in
>>>> case". But you're advocating changing the standard just because it
>>>> hasn't been widely used yet.
>>>> 
>>>> It doesn't really matter to me *how* we relate geometry to the story,
>>>> I just want to be able to publish & consume location information and
>>>> know how that relates to the RSS item. If that's machine tags in the
>>>> category I guess that works, but there is a solution already somewhat
>>>> in place in {relationship,featuretype}tag so I think it would just be
>>>> better to promote using it.
>>>> 
>>>> Andrew
>>> 
>>> 
>>> _______________________________________________
>>> georss mailing list
>>> georss at lists.eogeo.org
>>> http://lists.eogeo.org/mailman/listinfo/georss
>>> 
>> _______________________________________________
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>> http://lists.eogeo.org/mailman/listinfo/georss
>> 
> 
> 
> -- 
> Andrew Turner
> ajturner at highearthorbit.com        42.4266N x 83.4931W
> http://highearthorbit.com              Northville, Michigan, USA
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