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Re: I18N issues an OWL2

From: Axel Polleres <axel.polleres@deri.org>
Date: Wed, 09 Jul 2008 22:24:38 +0100
Message-ID: <48752C96.3040201@deri.org>
To: Jie Bao <baojie@cs.rpi.edu>
CC: "Phillips, Addison" <addison@amazon.com>, Ian Horrocks <horrocks@cs.man.ac.uk>, Alan Wu <alan.wu@oracle.com>, "public-owl-wg@w3.org" <public-owl-wg@w3.org>, "public-i18n-core-comments@w3.org" <public-i18n-core@w3.org>, "public-rif-comments@w3.org" <public-rif-comments@w3.org>, Sandro Hawke <sandro@w3.org>, Ivan Herman <ivan@w3.org>

Jie Bao wrote:
> Hi, Ian, Alan and Axel
> 
> Per Addison's suggestion, would you prefer to have a joint task force
> from the three WGs: OWL, RIF and I18N? 

yes, I would...

> If that works, Axel (RIF),
> Addison (I18N) and me (OWL) could be the pointer person for next
> steps. Any other idea or comment?

... more comments in a next mail (reply to addison)

best,
axel

> Best


> 
> Jie
> 
> On Wed, Jul 9, 2008 at 3:57 PM, Phillips, Addison <addison@amazon.com> wrote:
>> Hi,
>>
>> Would you consider including I18N WG in your joint task force? These issues seem to arise fairly frequently. We'd like to see consistent solutions develop.
>>
>> Addison
>>
>> Addison Phillips
>> Globalization Architect -- Lab126
>>
>> Internationalization is not a feature.
>> It is an architecture.
>>
>>
>>> -----Original Message-----
>>> From: baojie@gmail.com [mailto:baojie@gmail.com] On Behalf Of Jie
>>> Bao
>>> Sent: Wednesday, July 09, 2008 11:33 AM
>>> To: Phillips, Addison
>>> Cc: public-owl-wg@w3.org; public-i18n-core-comments@w3.org; public-
>>> rif-comments@w3.org
>>> Subject: Re: I18N issues an OWL2
>>>
>>> Hi Addison
>>>
>>> Thank you for the suggestions. The OWL and RIF WGs are planning to
>>> have a joint task force on internationalized strings. There are a
>>> short state-of-the-art summary[2]  and a specification draft [1].
>>> Further revisions will be made after further discussions between
>>> the
>>> WGs. Your comments are valuable and will definitely be considered.
>>> I
>>> will let you updated if there is any progress.
>>>
>>> [1] http://www.w3.org/2007/OWL/wiki/InternationalizedStringSpec
>>> [2] http://www.w3.org/2007/OWL/wiki/InternationalizedString
>>>
>>> Best
>>>
>>> Jie
>>>
>>> On Tue, Jul 8, 2008 at 6:54 PM, Phillips, Addison
>>> <addison@amazon.com> wrote:
>>>> All,
>>>>
>>>> I am writing this note in response to Jeremy Carroll's note of 21
>>> May [1] and in response to an action item from the
>>> Internationalization Core WG [2]
>>>> I've reviewed the various issue tracker materials you have and
>>> have some comments. I hope you find these useful. Please note that
>>> these are currently personal and not WG comments.
>>>> First, a bit of summary/background. IETF BCP 47 defines language
>>> tags. BCP 47 used to be RFC 3066. Currently, it is two RFCs: 4646
>>> and 4647. The latter of these is about "Matching of Language Tags",
>>> which is primarily the issue at hand. Generally speaking, there are
>>> several forms of matching that you might describe in OWL2. Given
>>> the general type of operations you provide, I think you'd be best
>>> off if you implemented something similar to "extended filtering" in
>>> 4647. This is the most "regular expression-like" syntax and allows
>>> for the most flexibility for applications using it.
>>>> The problem with the proposals I've seen so far are similar to
>>> issues I have often seen with language tags elsewhere at W3C:
>>> language tags have an internal structure made up of subtags
>>> separated by hyphens. If one specifies "en*" (or, better, "en" or
>>> "en-*"), this should match tags like "en-US" or "en-GB", but not
>>> "ena" or "enf-US". That is, the tokens should be interpreted as
>>> subtags.
>>>> In reviewing plans, I noticed this message as the most recent
>>> reference about formats and such [3]. This gave me a few concerns:
>>>> 1. I'm not sure I like the name "internationalizedString". I
>>> realize that this is an expansion on xsd:string and thus needs a
>>> different name. However, it implies that other strings are somehow
>>> "not internationalized". Perhaps something along the lines of
>>> "languageString", "nlString" (nl for natural language), or similar.
>>>> 2. Definitely langPattern should be case insensitive.
>>> Alternatively, it is permitted to normalized both the literal and
>>> the pattern to lowercase for matching purposes.
>>>> 3. It would be best to use the terminology from RFC 4647 to the
>>> extent possible. One question would be whether langPattern could be
>>> a true "language priority list" (i.e. have more than one "language
>>> range" in it). That would allow one to say something like:
>>>>    DatatypeRestriction(owl:internationalizedString langPattern
>>> "en,fr")
>>>> ... which would mean: any string in some flavor of English or
>>> French (but not, say, German or Japanese), and inclusive of tags
>>> such as "fr-CA" and "EN-us".
>>>> This may be difficult, since I don't think other pattern strings
>>> allow for internal structure.
>>>> I'd be happy, personally and on behalf of the I18N Core WG, to
>>> spend time discussing this with your WG as appropriate. Please note
>>> that I'm also the editor of BCP 47 and that a new revision is
>>> coming up. It won't affect this discussion, but it is a good reason
>>> why one should reference the BCP number and not the RFC :-)
>>>> Best Regards,
>>>>
>>>> Addison
>>>>
>>>> [1] http://lists.w3.org/Archives/Public/public-i18n-
>>> core/2008AprJun/0065.html
>>>> [2] http://www.w3.org/2008/06/04-core-minutes.html#item07
>>>> [3] http://lists.w3.org/Archives/Public/public-owl-
>>> wg/2008May/0019.html
>>>>
>>>> Addison Phillips
>>>> Globalization Architect -- Lab126
>>>>
>>>> Internationalization is not a feature.
>>>> It is an architecture.
>>>>
>>>>
>>>>


-- 
Dr. Axel Polleres, Digital Enterprise Research Institute (DERI)
email: axel.polleres@deri.org  url: http://www.polleres.net/

Everything is possible:
rdfs:subClassOf rdfs:subPropertyOf rdfs:Resource.
rdfs:subClassOf rdfs:subPropertyOf rdfs:subPropertyOf.
rdf:type rdfs:subPropertyOf rdfs:subClassOf.
rdfs:subClassOf rdf:type owl:SymmetricProperty.
Received on Wednesday, 9 July 2008 21:25:37 GMT

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