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From "Mattmann, Chris A (388J)" <chris.a.mattm...@jpl.nasa.gov>
Subject Re: Implementing GeoSPARQL
Date Tue, 03 Apr 2012 17:59:33 GMT
Hey Dave,

Thanks for the FYI on this...

Cheers,
Chris

On Apr 3, 2012, at 10:21 AM, Dave Kolas wrote:

> Chris, all,
> 
> Just FYI, the GeoSPARQL specification is currently getting final 
> approval by the OGC technical committee.  The vote ends on Apr 7, and 
> the finished spec should be available shortly after that.
> 
> --Dave--
> 
> On 4/3/2012 1:11 PM, Rob Battle wrote:
>> Chris,
>> 
>> I just wanted to let you know that the Parliament [1] triple store (a triple store
that is built with a Jena interface) has a mostly complete implementation of GeoSPARQL.  We
have implemented the property functions and filter functions for GeoSPARQL on top of our existing
spatial index.  For more info, you can check out [2].
>> 
>> [1] http://parliament.semwebcentral.org
>> [2] http://geosparql.bbn.com
>> 
>> -rob
>> 
>> On Apr 2, 2012, at 10:10 PM, Mattmann, Chris A (388J) wrote:
>> 
>>> Thanks for the FYI on this, Lewis!
>>> 
>>> Cheers,
>>> Chris
>>> 
>>> On Apr 2, 2012, at 4:29 AM, Lewis John Mcgibbney wrote:
>>> 
>>>> Hi,
>>>> 
>>>> Thought I would chime in here as it's a very interesting thread and I think
>>>> this is relevant.
>>>> 
>>>> On Mon, Apr 2, 2012 at 10:01 AM, Paolo Castagna<
>>>> castagna.lists@googlemail.com>  wrote:
>>>> 
>>>>> I see two main use cases here:
>>>>> 
>>>>> 1. Crawling the web and build a dataset of statements with locations.
>>>>> 2. Indexing a dataset with statements with locations and extend SPARQL
to
>>>>>  perform queries over it.
>>>>> 
>>>>> For 1. you need Any23|Tika (and a crawler) and, eventually, an RDF store.
>>>>> 
>>>>> I will begin working on this once we release Any23 0.7.0-incubating and
>>>> the library is available on maven central. It will be a step in the right
>>>> direction to achieving (part) of an overall potential use case as above.
>>>> Any23/Tika wrapped plugin for Apache Nutch. It would be really great to
>>>> work towards the pluggable datastores as you said Paolo, and yes this is
>>>> also something which is required outside of RDF stores, but as you mention
>>>> this is another story which we need to focus on separately.
>>>> 
>>>> I'll certainly get in touch when the above is done to update you guys.
>>>> 
>>>> Lewis
>>> 
>>> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>>> Chris Mattmann, Ph.D.
>>> Senior Computer Scientist
>>> NASA Jet Propulsion Laboratory Pasadena, CA 91109 USA
>>> Office: 171-266B, Mailstop: 171-246
>>> Email: chris.a.mattmann@nasa.gov
>>> WWW:   http://sunset.usc.edu/~mattmann/
>>> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>>> Adjunct Assistant Professor, Computer Science Department
>>> University of Southern California, Los Angeles, CA 90089 USA
>>> ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
>>> 
>> 


++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Chris Mattmann, Ph.D.
Senior Computer Scientist
NASA Jet Propulsion Laboratory Pasadena, CA 91109 USA
Office: 171-266B, Mailstop: 171-246
Email: chris.a.mattmann@nasa.gov
WWW:   http://sunset.usc.edu/~mattmann/
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Adjunct Assistant Professor, Computer Science Department
University of Southern California, Los Angeles, CA 90089 USA
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++


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