[ckan-discuss] Metadata questions

Lucy Chambers lucy.chambers at okfn.org
Mon Jan 16 15:30:49 GMT 2012


Dear Martin and Will,

Thank you very much for all of your help, I shall indeed pass on this
information to her and encourage her to join the necessary mailing
lists!

I'll be back in touch if she gets back to me with any more questions!

All the best,

Lucy

On Sun, Jan 15, 2012 at 6:40 PM, William Waites <ww at styx.org> wrote:
> Lucy, as Martin mentioned, this is particularly within the remit of
> the LOD2 outreach/consulting activities, to help e.g. local
> authorities do these kinds of things. I do hope that one of the
> outcomes of the LOD2 project is a set of easy, brief, readable,
> cargo-cultable examples and recipes for how publishers can make
> available linked data versions of their stuff.
>
> There are a couple of options for the metadata:
>
>  1. Don't worry about the metadata descriptions as linked data so
>     much, just make sure they end up in a CKAN instance, and count on
>     the CKAN->RDF conversion to make the descriptions.
>
>  2. Make the metadata descriptions by hand. Use the voiD vocabulary
>     if they are linked data or DCat if they are not. This can be as
>     simple as copy-paste-and-edit from existing descriptions.
>
> A reasonably complete example might be:
>
>    http://semantic.ckan.net/record/dcc6715c-bf94-4a89-bbf3-35933da795a5.html
>
> either look at the "Turtle" link, or navigate back to the CKAN page to
> see where this comes from.
>
> In terms of the datasets themselves, where there are established
> practices for ways to model particular types of data, by all means put
> a stake in the ground and define your own hoping others follow. It may
> ease adoption if you try to do this in, for example, the data.gov.uk
> namespace because others may see it as more neutral, but that can
> require quite a lot of coordination so don't let that block you!
> Another option is to use a persistent redirect service like
> http://purl.org/ which also has the advantage of being neutral.
>
> Do follow the Cabinet Office guidelines on how to structure your URIs
> in any case! That will greatly increase their chances of adoption by
> other local authorities.
>
> I would recommend joining one of the W3C mailing lists and asking
> questions there, the eGovernment Interest Group seems the most likely,
> http://lists.w3.org/Archives/Public/public-egov-ig/ and there are
> certain to be people there working through the same questions that you
> are, possibly even some of your counterparts at other local
> authorities in the UK.
>
> Finally, expect several iterations of publishing, refining and
> re-publishing. Publishing good quality linked data can be tricky
> especially the first time until you get a feel for how it works. This
> is normal and there are quite a lot of people who will be happy to
> give advice and feedback.
>
> Hope this helps,
> -w
>
>
>    > "One of the 'technicalities' we are struggling with at the
>    > moment has to do with the concept of Linked data and connecting
>    > our datasets to the wider semantic web. How should we structure
>    > our datasets' metadata? What URI's to use? Should we create our
>    > own URI descriptions and share, hoping other local authorities
>    > will adopt the same?    Any suggestions on this matter are very
>    > welcome. My colleague told me about come central repository of
>    > URI where one can register new ones. Do you know about this?"
>
>    > -- Lucy Chambers  Community Coordinator Open Knowledge
>    > Foundation  http://okfn.org/ Skype: lucyfediachambers
>



-- 
Lucy Chambers
Community Coordinator
Open Knowledge Foundation
http://okfn.org/
Skype: lucyfediachambers



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