Re: Categorization + Whether a POI must have location

Overlaying the current location of a train/bus on a map or augmented on 
a street view? Fleet tracking for haulage? Staff location of remote 
salesmen?

Andy Braun wrote:
> In the case of a roving POI, the location is usable but often not a
> interesting piece of information.
> 
> On Tue, Apr 26, 2011 at 3:32 PM, Roy Davies
> <roy.c.davies@flexstudio.co.nz>wrote:
> 
>> Could not a POI be attached to a roving physical thing, however, like a
>> Taxi or Bus?  I interpret POI as Point of Interest rather than Place of
>> Interest.  And a Point of Interest could be attached to something that is
>> moving.  Further, to me, a POI may be temporary, so be at a particular point
>> (or roving object) for only a certain period of time.
>>
>> /Roy.
>> --
>> --------------------------------------------
>> Dr. Roy C. Davies, The VR Guy.
>> --------------------------------------------
>> Managing Director, LOOK-HERE IP Holdings Ltd.
>> Consultant and Managing Director, The Flexible Reality Studio Ltd.
>> Senior Research Fellow, VRSuite, CoLab, Auckland University of Technology
>> (AUT)
>>
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>>
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>> WEB: www.flexstudio.co.nz, www.look-here.info, www.humanitycomputer.org,
>> www.forwardthinking.org.nz, www.colab.org.nz
>>
>> On 27/04/2011, at 7:24 AM, Seiler, Karl wrote:
>>
>> If POI stands for Place-of-interest then by definition and scope/charter we
>> are defining the means to describe a place.
>>
>> Also, if we want to drop the idea of a Place-of-interest having an
>> “unknown” location, to keep from sliding sideways into descriptions of
>> concepts, then I am OK with that.
>>
>> _______________________________
>> *Karl Seiler*
>> *Director Location Technology & Services***
>> NAVTEQ - Chicago
>> (T)  +312-894-7231
>> (M) +312-375-5932
>> www.navteq.com
>>
>> *From:* public-poiwg-request@w3.org [mailto:public-poiwg-request@w3.org] *On
>> Behalf Of *Andy Braun
>> *Sent:* Tuesday, April 26, 2011 2:09 PM
>> *To:* nathan@webr3.org
>> *Cc:* Thomas Wrobel; Hegde, Vinod; public-poiwg@w3.org; Dan Brickley
>> *Subject:* Re: Categorization + Whether a POI must have location
>>
>> My question about whether or not a POI must have a location comes down to
>> whether or not location is important.
>>
>>  Take for example the "'66 Camaro", I can identify this point of interest
>> by its distinctive style. There is a great deal of interesting data
>> associated with this car.  While I will not try to argue that this car has
>> no location, I would argue that its location isn't necessary to pull the
>> interesting data.
>>
>>
>> Andy
>> On Thu, Apr 21, 2011 at 12:50 PM, Nathan <nathan@webr3.org> wrote:
>> Thomas Wrobel wrote:
>> " to let users create POIs for Art of Computer Programming, Easter
>> ,The Social Network "
>>
>> No, because they arnt POIs.
>> We arnt trying to make a database of all concepts here. (Thats what
>> Linked data is for, theres already plenty of databases forming for all
>> sorts of conceptual things;
>> http://www.schemaweb.info/schema/BrowseSchema.aspx has a few)
>>
>> +1, fully agree.
>>
>>
>> A POI could have a category, but that doesn't mean all categories are POIs.
>>
>>
>> have a category, or be a category?
>>
>>
>> "Can users create these POI’s with location as unknown.?"
>>
>> I hope not, to me that seems exactly like making a "href" in html
>> without pointing it anywhere - its meaningless.
>> I vote strongly for POIs needing a location (of some form) in order to
>> be valid.
>>
>>
>> agree, a specific point, a region or a path - pretty much a usefully
>> constrained subset of the OpenGIS concepts.
>>
>> on that note, the main questions I'd raise are:
>>
>> a - support for real world locations only?
>> b - any spatial world, real or not?
>> c - coordinates for space, relating to say planets or satellites?
>>
>> (gut instinct says only a).
>>
>> Following on from that, define abstract datatypes and certain lexical forms
>> to be used in say XML and JSON or RDF.
>>
>> Following on from that, perhaps a schema for the properties, defined in
>> RDF, XML-Schema and JSON-Schema.
>>
>> If this WG did all of that (even though I'm only on the outskirts and have
>> no knowledge other than the charter and browsing a few mails), it'd be a
>> great addition to the web, IMHO.
>>
>> Unsure:
>> - any need for a specific scheme to encode locations in a URI form? If so,
>> new scheme or data: or using some fragments form like media fragments did?
>>
>> All the Best,
>>
>> Nathan
>>
>>
>> To me a POI should, essentially, be a physical hyperlink - a way to
>> link the real and virtual worlds together in some form.
>>
>> -Thomas
>>
>>
>> ~~~~~~
>> Reviews of anything, by anyone;
>> www.rateoholic.co.uk
>> Please try out my new site and give feedback :)
>>
>>
>>
>> On 20 April 2011 16:32, Hegde, Vinod <vinod.hegde@deri.org> wrote:
>>
>> Hi,
>>
>>
>>
>> Once we use some real world categorization schema as defined in say
>> Wikipedia, it lets us define categories for almost all the ‘entities’ we
>> know.
>>
>>
>>
>> http://en.wikipedia.org/wiki/Art_of_Computer_Programming  Categories it
>> belongs to : 1968 books | 1969 books | 1973 books | 1981 books | Computer
>> books | Computer programming | Computer science
>> books | Algorithms | Analysis of algorithms | Monographs | Books by Donald
>> Knuth | Addison-Wesley books  It HAS NO LOCATION
>>
>>
>>
>> http://en.wikipedia.org/wiki/Easter Categories it belongs to :
>> Easter | Christian holidays | Holy Week It HAS NO LOCATION
>>
>>
>>
>> http://en.wikipedia.org/wiki/The_Social_Network Categories it belongs to:
>>  2010 films | American films | English-language films | Facebook | 2010s
>> drama films | American biographical films | American business
>> films |American legal drama films | Courtroom dramas | Films whose writer
>> won the Best Adapted Screenplay Academy Award | Best Original Music Score
>> Academy Award winners | Films whose editor won the Best Film Editing
>> Academy
>> Award | Films directed by David Fincher | Films about technology | Films
>> about the media | Films about fraternities and sororities | Films based on
>> non-fiction books | Films set in California | Films set in
>> Massachusetts | Films set in 2003 | Films set in 2004 | Films set in
>> 2005 | Films shot digitally | Films shot in California | Films shot in
>> Massachusetts | Nonlinear narrative films | Relativity Media
>> films | Columbia Pictures films  It HAS NO LOCATION
>>
>>
>>
>> My concern was whether we are going to let users create POIs for Art of
>> Computer Programming, Easter ,The Social Network and millions of such ‘real
>> world’ entities( for which we can identify some category in Wikipedia but
>> the entity itself has no location).
>>
>>
>>
>> That is are we going to let users create POIs belonging to categories which
>> do not support location in their semantics.?
>>
>> Can users create these POI’s with location as unknown.?
>>
>>
>>
>>
>>
>>
>>
>> Vinod
>>
>>
>>
>>
>>
>>
>>
>>
>>
>>
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>

Received on Tuesday, 26 April 2011 21:26:48 UTC