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Re: OWL-Time extensions for Era

From: Ted Guild <ted@w3.org>
Date: Wed, 15 Jul 2020 09:06:23 -0400
Message-ID: <b3bbf4b8a08a94fb87258500d03e7c62f3974097.camel@w3.org>
To: "Little, Chris" <chris.little@metoffice.gov.uk>, ??lie Roux <elie.roux@telecom-bretagne.eu>, "public-sdwig@w3.org" <public-sdwig@w3.org>, "Simon Cox (simon.cox@csiro.au)" <simon.cox@csiro.au>
It would be cleaner in W3C repo for sure as I am not seeing Élie in our
database as a participant in the Interest Group.

On Wed, 2020-07-15 at 11:54 +0000, Little, Chris wrote:
> Dear Élie,
> I was slightly worried by the definition of Common Era as an
> unbound  interval. The original Allen Algebra of temporal intervals
> was only for finite intervals, but I think there has been substantial
> mathematical work to show that, generally, extension to allow left
> half-infinite, right half-infinite and fully infinite intervals would
> not cause any problems in practice.
> Ted Guild could advise, but I think that the proposal is currently on
> your GitHub. Perhaps it should be in the W3C GitHub so that issues
> can be raised, discussed and resolved?
> Simon Cox and his co-authors may want to comment on whether your Eras
> be, or would be better, built upon the Temporal Aggregates extension 
> https://www.w3.org/TR/2020/NOTE-vocab-owl-time-agg-20200707/ 
> Best wishes, Chris
> -----Original Message-----
> From: Élie Roux <elie.roux@telecom-bretagne.eu> 
> Sent: 11 July 2020 20:20
> To: public-sdwig@w3.org
> Subject: OWL-Time extensions for Era
> Dear all,
> After our last email exchange I started to work on some extensions to
> the OWL-Time ontology to encode features of non-Gregorian calendars.
> I will send proposals for two different aspects separately, this
> first one is about eras:
> https://eroux.github.io/owl-time-ext/ext-era/
> It's the first time I'm doing this kind of exercise so I'm not sure
> what the next steps are; but I'm happy to review the proposal and
> answer questions, either by email or during a meeting if it's
> relevant.
> Thanks in advance,
> --
> Elie
Ted Guild <ted@w3.org>
W3C Automotive Lead

Received on Wednesday, 15 July 2020 13:06:30 UTC

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