Workshop voor symposium Open-Up! bij Erfgoed Gelderland, Arnhem, 19 januari 2018 http://erfgoedgelderland.nl/wat-doen-we/symposium-open-up-wikimedia-en-erfgoed/

1. Linked Open Data en Wikidata
Symposium Open-Up
Sandra Fauconnier
19 januari 2018

3. Wikis - Editable by anyone, collaborative
Freely licensed - can be re-used by anyone
Worldwide
Multilingual
Volunteer-driven
No ads - entirely funded by donations
Wikimania 2014 Group Photo, by Ralf Roletschek, CC BY-SA 3.0 AT, via Wikimedia Commons

6. Linked Open Data?

7. End users tend to be
interested in
subjects/themes;
usually not in
collections

8. Where can I find archives
around the world of women
who became active in local
politics in the first quarter of
the 20th Century?

9. Data on the web

11. http://5stardata.info/en/

13. Sources: https://inkdroid.org/2010/06/04/the-5-stars-of-open-linked-data/ and http://www.cafepress.com/w3c_shop

14. Semantic Web
Linked Open Data

15. Semantic Web (2001, Scientific American)
a web of data that can be processed by
machines—that is, one in which much of the
meaning is machine-readable
Sir Tim Berners-Lee arriving at the Guildhall to receive the Honorary Freedom of the City of London. Paul Clarke, CC BY-SA 4.0

16. https://www.w3.org/standards/semanticweb/

17. Linking Open Data cloud diagram
https://www.lod-cloud.net

18. Semantic Web Stack
https://en.wikipedia.org/wiki/Semantic_Web_Stack

19. Linked Open Data
in Wikimedia
projects

20. Wikimedia Commons
English Wikipedia
Indonesian Wikipedia Finnish Wikipedia
French Wikipedia

21. One solution!
• Centralizes
interwiki links
• Centralizes data
in infoboxes
• Offers an
interface for
‘rich queries’
• Multilingual
• Referenced
• All data is CC0 –
freely reusable
by everyone
Structures the ‘sum of all human knowledge’

22. https://www.wikidata.org/wiki/Q860936

23. https://www.wikidata.org

24. Wikidata’s data model

25. Query

26. https://tools.wmflabs.org/wikidata-todo/stats.php

27. Notability
1. Has at least one sitelink on
a Wikimedia project
AND/OR
1. Clearly identifiable entity,
described in serious references
AND/OR
1. Fulfills a structural need

28. 🔮 ?

30. https://query.wikidata.org
http://tinyurl.com/y8rapx3u

31. http://tinyurl.com/y8rapx3u

32. http://tinyurl.com/y8azfp4n

33. Histropedia timeline

34. Example projects

35. https://www.wikidata.org/wiki/Wikidata:WikiProject_sum_of_all_paintings

37. http://tinyurl.com/zqjz6q2

38. https://www.wikidata.org/wiki/Wikidata:Flemish_art_collections,_Wikidata_and_Linked_Open_Data

39. https://www.wikidata.org/wiki/Q2188296

40. Improves consistency of metadata for your
collections
http://wikimedia.fi/2016/04/15/yle-3-wikidata/
For example https://svenska.yle.fi/term/yle/18-135465
● 28,000+ tags using
Wikidata
● Allows specific tagging
with niche topics

41. Linking Europeana items to
Sound Genres from Wikidata

42. Access Crowdsourced
Context Beyond
Your Scope

43. Or take your
knowledge ...
http://tinyurl.com/y7gwpzcy

44. And make it
relevant to
your
audiences...
http://tinyurl.com/yd7szysg

45. Or to the
rest of the
world….
http://tinyurl.com/y89fluyr
http://tinyurl.com/y865xqw2
http://tinyurl.com/ycgk85c6

46. Resources
For contributing existing data sets to Wikidata:
https://www.wikidata.org/wiki/Wikidata:Data_donation
High level overview of GLAM+Wikidata:
https://blog.wikimedia.org/2016/08/23/wikidata-glam/
Introduction to Wikidata:
https://www.wikidata.org/wiki/Wikidata:Introduction

47. Sandra Fauconnier
sandra.fauconnier@gmail.com
@sanseveria