authority addicts: the new frontier of authority control on wikidata
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Authority Addicts:The New Frontier of Authority
Control on Wikidata
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Virtual International Authority File
● A merged super authority file● Algorithmically matching of entities
● First murmurs 1998
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Virtual International Authority File
● Originally between● the Library of Congress (LC)
● the Deutsche Nationalbibliothek (DNB)● the Bibliothèque nationale de France (BNF)
● and OCLC
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And now including
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Sample record
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Also with experimental imports
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Wikipedia as Authority File
● Provides disambiguation of names● With unique identifiers (URIs)
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Wikidata as Super Authority File
● Since it connects many Authority Files– Which are Wikipedias
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Comparison of Super Authority
Filesby size
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Matching VIAF and Wikipedia
● German manual efforts– Matched PND and VIAF and others to de.wiki– ~200,000 matches
● VIAF algorithm– Matched VIAF to en.wiki– ~250,000 matches
● French, Italian, Spanish, Polish and Japanese manual efforts
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Merged and migrated to Wikidata
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Disagreements
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Quality Assurance
● In traditional AC inaccuracies could be reported.
– Wait and wait.
● Now, disagreement lead to investigation– And direct resolution on Wikidata– This is a major benefit of Wikidata
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And can view differences in
content
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Label and Alias Fill by botin 49
languages
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The short term implications
● Can synchronize the differences● Improve the quality of both files
● Improve the completeness of both files
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Longer term implication
● Coexistence of the two?● Is it possible or desirable that Wikidata
could replace VIAF?