viaf data in wikipedia and wikidata
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Maximilian KleinWikipedian in Residence at OCLC
25th February 2013
VIAF Data in Wikipedia & Wikidata
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Example VIAF Structure
Wikipedia
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Example VIAF Structure
http://en.wikipedia.org/wiki/%27Aziz_%27Ali_al-Misri
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
One Direction
VIAF English Wiki
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Enter VIAFBot: Wikipedia Robot
VIAF English Wiki
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Idea: Reciprocate
VIAF English Wiki
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
But, Deutsche Wiki has done part of this manually
VIAF Deutsche Wiki
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Verify where English – Deutsche agree
VIAF
English
Deutsche
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
& without Deutsche infromation
VIAF
English
Deutsche
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Final Product
.
.
.
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Statistics
• Conflicts
14,816
• Modified269,494
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Statistics
• Full report at• hangingtogether.org
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
How precise is the Algorithm?
• ~99% (From random sampling)• But not perfect
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
VIAF is watching
VIAF
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Fixing links
• If a human ameliorates Wikipeda
• VIAF.org watches the change,• and VIAF incorporates the
corrected data.
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Other Wikipedias
• French Wikipedia?• All other Wikipedias?
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Information Virus
• 1 month after VIAFBot• User:Jarekt copies VIAFbot’s links into
– Wikimedia Commons– Italiano Wikipedia
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Copying is a “Hack”
• Wikidata was created to resolve this elegantly
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
What is Wikidata?
• Wikidata item is a collection of Wikipedia articles
En
Fr
De
WD
En
FrDe
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
What will not change
• Language links will look same
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
But you can edit centrally
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
New: Declarations
• Semantic triple
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
New: Declarations
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
New: Declarations
Property Value
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Inclusion Syntax
• In Wikitext write
• {{ propriété:lieu de naissance}}
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Surprise! VIAF Wikidata Property Approved
E U R O P E, M I D D L E E A S T & A F R I C A R E G I O N A L C O U N C I L
Wikidata VIAFbot
• Very soon.
Maximilian KleinWikipedian in Residence at OCLC
25th February 2013
VIAF Data in Wikipedia & Wikidata
@notconfusing
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