On 7/12/12 5:22 PM, doug foxvog wrote:
> On Thu, July 12, 2012 12:04, Steve Ray wrote:
>> Matthew,
>> I completely agree with you, and would be interested to hear from
>> this group what they believe are authoritative URIs for common data types
>> such as:
> There are actually different concepts for the below classes in different
> languages. A generic concept for each would have a set of subclasses
> for restrictions on number of bits, what can be accepted as a Boolean
> value, what characters are valid in a String, etc.
>
> FWIW, OpenCyc has URIs for such concepts (and for specializations
> thereof). Most of them can be found with the Cyc name in the namespace
> http://umbel.org/umbel/rc/ :
>
>> Float (or Real)
> http://sw.opencyc.org/2012/05/10/concept/Mx4rfy54ZtR8EdqAAAAOpmP6eA
> or cyc:RealNumberDatatype
> with subtypes cyc:4ByteRealDatatype and cyc:8ByteRealDatatype
>
>> Integer
> http://umbel.org/umbel/rc/IntegerComputerNumber
>
> with subtypes:
> cyc:1ByteIntegerDatatype cyc:2ByteIntegerDatatype
> cyc:4ByteIntegerDatatype cyc:8ByteIntegerDatatype
> cyc:TwosComplementIntegerDatatype
>
>> Boolean
> http://sw.opencyc.org/2012/05/10/concept/Mx4rrRM6tinOEdietAAH6RYvVA
> or cyc:BooleanObject
>
>> String
> http://umbel.org/umbel/rc/StringObject
>
>> And then, thoughts on the same for measured quantities such as:
>>
>> AbsoluteDateTime
> W3 has this one: http://www.w3.org/2000/10/XMLSchema#dateTime
> http://umbel.org/umbel/rc/Date
>
>> Duration
> http://umbel.org/umbel/rc/Time-Quantity
>
> -- doug f (01)
Doug, (02)
Great Find! (03)
Thus, I give this back to you and others for easier browsing, using the
Linked Data enabled follow-your-nose pattern: http://bit.ly/Nsve9g :-) (04)
Kingsley
>> (I'll stop here for now)
>>
>> - Steve
>>
>>
>>
>> Steven R. Ray, Ph.D.
>> Distinguished Research Fellow
>> Carnegie Mellon University
>> NASA Research Park
>> Building 23 (MS 23-11)
>> P.O. Box 1
>> Moffett Field, CA 94305-0001
>> Email: steve.ray@xxxxxxxxxx
>> Phone: (650) 587-3780
>> Cell: (202) 316-6481
>> Skype: steverayconsulting
>>
>>
>> -----Original Message-----
>> From: ontolog-forum-bounces@xxxxxxxxxxxxxxxx
>> [mailto:ontolog-forum-bounces@xxxxxxxxxxxxxxxx] On Behalf Of Matthew West
>> Sent: Thursday, July 12, 2012 12:37 AM
>> To: doug@xxxxxxxxxx; '[ontolog-forum] '
>> Subject: Re: [ontolog-forum] URIs [was: Truth]
>>
>> Dear Doug,
>>
>> I think this is an important point.
>>
>> DF> The more that people reuse existing URIs instead of inventing their
>> DF> own,
>> the
>>> more utility the massive tuple stores can provide.
>> MW: One of the things I try to promote is the idea of an authoritative
>> source, so not only are there relatively few URIs for the same thing, but
>> there is a natural preference for which one to use. So to cross threads,
>> if
>> we are looking for what URI to use to identify Ferrari 458 Italia, the
>> one
>> Ferrari uses should be preferred, because they are clearly the
>> authoritative
>> source.
>>
>> MW: This has the corollary that authoritative sources have the
>> responsibility to create URIs for the things they are responsible for.
>>
>> Regards
>>
>> Matthew West
>> Information Junction
>> Tel: +44 1489 880185
>> Mobile: +44 750 3385279
>> Skype: dr.matthew.west
>> matthew.west@xxxxxxxxxxxxxxxxxxxxxxxxx
>> http://www.informationjunction.co.uk/
>> http://www.matthew-west.org.uk/
>>
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>>
>>
>>
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> (05)
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