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Re: Dataset catalog vocabulary: Why no dct:language in DCAT?

From: Martin Alvarez-Espinar <mlvarez@w3.org>
Date: Tue, 22 Nov 2011 16:13:58 +0100
Message-ID: <CAL8AgZQ+qo++mgZbYpUFRj92OkGdaG0autKr_Fe3v98c=GHGrg@mail.gmail.com>
To: John Erickson <olyerickson@gmail.com>
Cc: Richard Cyganiak <richard@cyganiak.de>, public-gld-wg@w3.org
Hi Johnt,

I agree. dct:lang is useful for both catalogs and datasets. We have
found several examples of datasets using different languages within a
catalog.

Best,

Martin

On Tue, Nov 22, 2011 at 4:06 PM, John Erickson <olyerickson@gmail.com> wrote:
> RE adding it in, I would be happy to (please point me there).
>
> FWIW, in the 116 catalogs whose DCAT-ish metadata we've aggregated in
> IOGDS, we're seeing around 16 languages. That is not definitive; since
> we are "scraping," it is a judgement call. This is why we need
> authoritative sources generated catalog metadata! ;)
>
> Also: the advice I've given our team is that dct:language should be at
> both the catalog and dataset level --- priority is the catalog --- and
> should allow multiple values (we've done the same thing with
> dct:subject when converting Data.gov datasets with lists of
> "keywords," one subject -> keyword).
>
> I'll note all of this in the tracker as you've requested...
>
> John
>
> On Tue, Nov 22, 2011 at 9:34 AM, Richard Cyganiak <richard@cyganiak.de> wrote:
>> John,
>>
>> On 15 Nov 2011, at 16:38, John Erickson wrote:
>>> I tweeted this earlier, but I'll go old skool too:
>>>
>>> Does anyone know why dct:language is not part of #DCAT <http://t.co/loHgJejt>
>>>
>>> @cygri any thoughts?
>>
>> It didn't come up enough in our original review of data catalogs.
>>
>> That review was very much focused on English-language catalogs because that's pretty much all that was around at that time. With Open Data spreading to more and more countries, and aggregated catalogs becoming more prevalent, I think there's a good case for adding it.
>>
>> John would you mind raising an issue for this in the tracker?
>>
>> Best,
>> Richard
>>
>>
>>
>>>
>>> The reason I'm asking is mostly curiosity; we're refining our IOGDS
>>> <http://t.co/7HPOldN> and will be adding dct:language the Catalog
>>> level, first for statistics purposes and then as a browsable facet.
>>> dct:language is in our metadata model, but as an "enhancement" that
>>> gets added after scraping and first-pass conversion. The person doing
>>> that work has noted the predominant languages (approx 16 across 116
>>> catalogs from over 36 countries and international organizations) but
>>> we don't have it "in the graph" (yet)...
>>>
>>> --
>>> John S. Erickson, Ph.D.
>>> Director, Web Science Operations
>>> Tetherless World Constellation (RPI)
>>> <http://tw.rpi.edu> <olyerickson@gmail.com>
>>> Twitter & Skype: olyerickson
>>>
>>
>>
>
>
>
> --
> John S. Erickson, Ph.D.
> Director, Web Science Operations
> Tetherless World Constellation (RPI)
> <http://tw.rpi.edu> <olyerickson@gmail.com>
> Twitter & Skype: olyerickson
>
>



-- 
Martin Alvarez Espinar
W3C Spain Office Manager        tel.:+34 984390616
http://www.w3c.es/Personal/Martin   mlvarez@w3.org
Received on Tuesday, 22 November 2011 15:15:01 UTC

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