meeting. Any major issues with Tuesday breakfast?
On Mar 21, 2010, at 9:54 AM, Richard Barnes wrote:
> Wednesday lunch is looking worse and worse. How would people feel
> about Tuesday lunch? If I don't hear any objections by, say, early
> this afternoon, I'll go ahead and make the change.
> --Richard
>
>
> On Mar 17, 2010, at 4:05 PM, Richard Barnes wrote:
>
>> Hey all,
>>
>> This email is announcing a Bar BoF at the upcoming IETF meeting on
>> the topic of "location coherence", to be held somewhere in the
>> vicinity of the GEOPRIV meeting, probably during the lunch break on
>> Wednesday, 24 March. Since the topic is a little peripheral to
>> GEOPRIV, I've also set up a Google Group for discussions here:
>> <http://groups.google.com/group/geo-loco>
>>
>> What I mean by "coherence" is this:
>>
>> In order for location-based Internet applications to work, there
>> are several pieces that need to work together, including
>> -- Positioning sevices
>> -- Location protocols
>> -- Location APIs-- Application protocols that use location
>> Right now, there are many different implementations out there for
>> each layer in this stack, each with its own set of semantics for
>> location related concepts -- not just the location that can be
>> expressed (e.g., lat/long/accuracy vs. polygons), but also
>> ancillary ideas like types of location (civic vs geodetic) and
>> supporting information like signal measurements.
>>
>> In the spirit of allowing different organizations to add value at
>> different levels of this stack, while still maintaining
>> interoperability, it would seem like a good idea to have a coherent
>> set of semantics for location concepts -- a common data model, if
>> not common protocols and APIs.
>>
>> Topics for discussion could include:
>> -- How can we map out the space of things that exist today?
>> -- What sorts of location systems would this effort try to
>> encompass? Protocols and/or APIs? Positioning and/or conveyance?
>> -- What's the proper venue for this work? GEOPRIV? A new IETF WG?
>> Somewhere else?
>>
>> As an example of the sort of thing that might come out of this
>> work, a colleague and I put together a partial draft looking at
>> mappings between different location protocols:
>> <http://tools.ietf.org/html/draft-doran-geopriv-proto-map-01>
>>
>> Thanks for taking the time to read through this, and I look forward
>> to some useful discussions next week.
>>
>> Best,
>> --Richard
>> _______________________________________________
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>> Geopriv@ietf.org
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>
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