Re: Which datatype to use for time intervals

2013-11-13 Thread Bob DuCharme
An interesting new bit of news on the topic today, from http://semanticweb.com/schema-org-chat-googles-r-v-guha// / /The Semantic Web Blog/: Where do challenges still lie for schema.org? /Guha/: We have to get to the next level, to represent time which is always a challenge in plain

Re: AW: Which datatype to use for time intervals

2013-11-13 Thread Hans Cools
Hi Lars, What do you think about this? An example in N3 from the clinical domain, using the data type 'dateTime' from XMLSchema to describe the beginning and the end of a period (as event). @prefix agent: http://eulersharp.sourceforge.net/2003/03swap/agent# . @prefix clineva:

Which datatype to use for time intervals

2013-11-12 Thread Svensson, Lars
Is there a standard (recommended) datatype to use when I want to specify a time interval (e. g. 2013-11-13--2013-11-14)? The XML Schema types [1] don't include a time interval format (unless you want to encode it as starting time + duration). There seems to be a way to encode it using ISO 8601,

Re: Which datatype to use for time intervals

2013-11-12 Thread Martynas Jusevičius
Lars, I'm using the Time ontology for this purpose: http://www.w3.org/TR/owl-time/ Martynas graphityhq.com On Tue, Nov 12, 2013 at 3:47 PM, Svensson, Lars l.svens...@dnb.de wrote: Is there a standard (recommended) datatype to use when I want to specify a time interval (e. g.

Re: Which datatype to use for time intervals

2013-11-12 Thread Thomas Kurz
Hi Lars! Maybe this is what you are searching for: http://ceur-ws.org/Vol-665/CorrendoEtAl_COLD2010.pdf Best regards Thomas Am 12.11.2013 um 15:55 schrieb Martynas Jusevičius marty...@graphity.org: Lars, I'm using the Time ontology for this purpose: http://www.w3.org/TR/owl-time/

Re: Which datatype to use for time intervals

2013-11-12 Thread Barry Norton
/E4_Period Barry -- Forwarded message -- From: Svensson, Lars l.svens...@dnb.de Date: Tue, Nov 12, 2013 at 2:47 PM Subject: Which datatype to use for time intervals To: 'public-lod@w3.org' (public-lod@w3.org) public-lod@w3.org Is there a standard (recommended) datatype to use when I

Re: Which datatype to use for time intervals

2013-11-12 Thread Anisa
/resource/crm/E4_Period Barry -- Forwarded message -- From: Svensson, Lars l.svens...@dnb.de Date: Tue, Nov 12, 2013 at 2:47 PM Subject: Which datatype to use for time intervals To: 'public-lod@w3.org' (public-lod@w3.org) public-lod@w3.org Is there a standard (recommended

Re: Which datatype to use for time intervals

2013-11-12 Thread Milorad Tosic
.org' (public-lod@w3.org) public-lod@w3.org Sent: Tuesday, November 12, 2013 3:47 PM Subject: Which datatype to use for time intervals Is there a standard (recommended) datatype to use when I want to specify a time interval (e. g. 2013-11-13--2013-11-14)? The XML Schema types [1] don't include

AW: Which datatype to use for time intervals

2013-11-12 Thread Svensson, Lars
All, Milorad wrote: I was wandering maybe someone have any advice how to approach modeling the following construction that is in my opinion closely related to your question but stated in somewhat more general manner: Thanks for your pointers. Before this discussion turns into a forum on how

Re: Which datatype to use for time intervals

2013-11-12 Thread Rob Warren
Lars, I also use the Time Ontology http://www.w3.org/TR/owl-time/ - it handles most cases nicely and can even handle broken dates that are sometimes present in historical records (like February 31st) [1]. Rob [1] http://blog.muninn-project.org/node/57 On 2013-11-12, at 9:47 AM, Svensson,

Re: Which datatype to use for time intervals

2013-11-12 Thread Pat Hayes
Why don't you invent one and publish a reasonably exact specification of it (ideally, a grammar for its legal lexical strings and an unambiguous specification of its lexical-to-value mapping)? Then other people can use it also. The world needs such a thing. You don't need a licence from the

Re: AW: Which datatype to use for time intervals

2013-11-12 Thread David Booth
On 11/12/2013 10:42 AM, Svensson, Lars wrote: . . . my:event ex:tookPlaceDuring 2007-03-01T13:00:00Z/2008-05-11T15:30:00Z^^some:datatype . # The interval is an ISO 8601 expression for from-to Is there any known datatype I can use for some:datatype in the example above? I want to keep it