[open-bibliography] Place of Publication data from the BL dataset

Fri Nov 26 07:27:02 UTC 2010

Quoting William Waites <ww at eris.okfn.org>:

>
> However, suppose you look at a book and figure out in whatever way
> that it was published in Cambridge, Ontario (for argument's sake),
> what is necessary to hook that on the records is ultimately a SPARQL
> query that looks like,

Do the original records have the place of publication code from the  
fixed field? That provides the country (and in some cases country +  
state or province). It could be used to disambiguate place names in  
the publisher area.

kc

>
> INSERT INTO <book_uri>
>  { ?place owl:sameAs <http://sws.geonames.org/5913695/> }
> WHERE
>  { <book_uri> isbd:hasPlaceOfPublicationProductionDistribution ?place }
>
> Or even better, loop over all books with the same publisher and place
> name label and perform the same operation.
>
> This way, using owl:sameAs like this to ground a blank node is a first
> step in disambiguation. It only adds a piece of information and
> doesn't remove anything. Once we are sure enough that this is correct,
> we can go and replace the blank node with the URI which is a more
> invasive operation because it involves deleting statements.
>
> If we can get there, some sort fun game that people can play that
> creates SPARQL queries like this, we can fix the data.
>
> The nice thing is, when we record provenance (changes) we can keep
> around these queries that were done. They are much clearer and
> understandable (especially if they become only slightly more elaborate
> than the one above) than the brute-force transaction journal
> (changeset) approach to provenance.
>
> Cheers,
> -w
> --
> William Waites
> http://eris.okfn.org/ww/foaf#i
> 9C7E F636 52F6 1004 E40A  E565 98E3 BBF3 8320 7664
>
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-- 
Karen Coyle
kcoyle at kcoyle.net http://kcoyle.net
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m: 1-510-435-8234
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