[georss] [Fwd: Re: [Opensearch-discuss] Spatio-temporal query extension]

[Allan Doyle]

On May 2, 2007, at 13:31, Gregor J. Rothfuss wrote:

> Allan Doyle wrote:
>
>>  From the spec, this is as detailed as the search template gets:
>>
>> template="http://example.com/?q={searchTerms}"
>>
>> I would say that the geo world wants to define the details of what
>> would go into the "searchTerms" field.
>>
>> 	Allan
>
>
> now is the time to bring this up again. i'd be happy to work on a  
> draft.
> we could even start with the BBOX stuff.
>

I think a new list would be appropriate for this. And I'm happy to  
jump in.

	Allan

> -------- Original Message --------
> Subject: Re: [Opensearch-discuss] Spatio-temporal query extension
> Date: Wed, 14 Mar 2007 07:50:11 -0700
> From: DeWitt Clinton <dewitt at unto.net>
> To: Mike Rylander <mrylander at gmail.com>
> CC: Pat Cappelaere <pat at cappelaere.com>,
> opensearch-discuss at lists.opensearch.org,	Gregor J. Rothfuss
> <gregor at apache.org>
> References: <C21C7864.22F7E%pat at cappelaere.com>	
> <b918cf3d0703140730q3692b060h42c8354bbf03dd1b at mail.gmail.com>
>
> This is something I've wanted to see for a long, long time.
>
> A while back I worked on a microformat-based approach (hCard and  
> adr/geo)
> for a local search product I was involved in.  That product never  
> shipped,
> so unfortunately the specification was never published.  The nice  
> thing
> about that approach was that it layered well with more structured  
> elements,
> like georss and gml, but it also degraded very nicely when accessed  
> by a
> "dumb" client spoke only html.
>
> You can read some of the general thinking about how to extend  
> OpenSearch
> with microformats here:
>
>
> http://www.opensearch.org/Documentation/Recommendations/ 
> OpenSearch_and_microformats
>
>
> And here:
>
>    http://blog.unto.net/work/opensearch-and-microformats/
>
> These days, while I'm still keen on seeing something done with  
> microformats,
> I'd be content to simply see a more straightforward proposal  
> written (and a
> working server implementation!) that incorporates a bit of georss,  
> gml, or
> kml, etc.
>
> Pat, I know you've been having these chats with Gregor Rothfuss as  
> well
> (cc-ed here).  My hope is that this converges on a draft soon, and  
> I'd be
> very happy to publish it on the opensearch.org website for all to  
> share.
>
>
> -DeWitt
>
>
> On 3/14/07, Mike Rylander <mrylander at gmail.com> wrote:
>>
>> On 3/13/07, Pat Cappelaere <pat at cappelaere.com> wrote:
>>> I would like to use OpenSearch and extend it to support spatio- 
>>> temporal
>>> queries.
>>> Example: bbox=lat1,long1,lat2,long2
>>>          from=datetime, to=datetime
>>>
>>> Has anyone done anything like that?
>>> This would be a great step forward for searching geospatial data  
>>> nodes.
>>> I would appreciate feedback.
>>
>> That sounds like a great extension, actually, and something I'd like
>> to implement eventually.  The one other thing that I'd really like
>> would be the option of a bounding circle defined by point and radius.
>> Often that's the right way to find entries "within X miles" and such.
>>
>> Do you have a demo implementation at this point?
>>
>>> Pat.
>>>
>>
>> --
>> Mike Rylander
>> mrylander at gmail.com
>> GPLS -- PINES Development
>> Database Developer
>> http://open-ils.org
>> _______________________________________________
>> opensearch-discuss mailing list
>> opensearch-discuss at lists.opensearch.org
>> http://lists.opensearch.org/mailman/listinfo/opensearch-discuss
>>
>
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-- 
Allan Doyle
+1.781.433.2695
adoyle at eogeo.org



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