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

Fri Nov 26 07:45:54 UTC 2010

(And as Karen has just pointed out, the reason why I am exploring this field
is to aid disambiguation of publishers. Having created the overview that I
know I need,  I thought to share it here.)
On 26 Nov 2010 07:27, "Karen Coyle" <kcoyle at kcoyle.net> wrote:
> 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
> ph: 1-510-540-7596
> m: 1-510-435-8234
> skype: kcoylenet
>
>
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