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Re: On LDOM

From: Eric Prud'hommeaux <eric@w3.org>
Date: Thu, 29 Jan 2015 12:28:07 -0500
To: "Peter F. Patel-Schneider" <pfpschneider@gmail.com>
Cc: RDF Data Shapes Working Group <public-data-shapes-wg@w3.org>
Message-ID: <20150129172756.GB20826@w3.org>
* Peter F. Patel-Schneider <pfpschneider@gmail.com> [2015-01-28 16:14-0800]
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> The intent is what is at issue here, not the vocabulary.  Changing a name
> would not change the intent.

Yeah, I'm doing some deep surgery which I'll circulate when I'm closer.


> peter
> 
> 
> On 01/28/2015 08:07 AM, Eric Prud'hommeaux wrote:
> > * Peter F. Patel-Schneider <pfpschneider@gmail.com> [2015-01-28
> > 06:37-0800]
> >> I think that LDOM is not the kind of thing that this working group is 
> >> supposed to be producing.  In LDOM you do not define shapes or
> >> constraints and say how they relate to existing classes and properties.
> >> Instead in LDOM you define classes in a class hierarchy similar to the
> >> class hierarchy of RDFS, but different.  In LDOM you define properties
> >> at classes and provide local ranges and cardinalities for them,
> >> ignoring the domain and range mechanisms from RDFS.  This makes LDOM a
> >> new modeling language, different from RDF, from RDFS, and from every
> >> variant of OWL.  If there needs to be a new W3C modeling language, then
> >> the work should be done by a group set up for that purpose, not this
> >> group.
> > 
> > Would you feel differently if the spec referred to shapes instead of 
> > classes? I suspect that's the most controversial part of LDOM (and I 
> > haven't figured out how it's useful apart from dropping an arc on global
> > constraints).
> > 
> > 
> >> Peter F. Patel-Schneider Nuance Communications
> >> 
> > 
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-- 
-ericP

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Received on Thursday, 29 January 2015 17:28:16 UTC

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