Wikipedia: Order without orders

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Wikipedia: Order without orders

  1. 1. Wikipedia: Order without orders Promovendidag 2006 <ul><ul><li>Sander Spek Universiteit Maastricht </li></ul></ul><ul><ul><li>[email_address] </li></ul></ul><ul><ul><li>Supervisors: </li></ul></ul><ul><ul><li>Jaap van den Herik </li></ul></ul><ul><ul><li>Eric Postma </li></ul></ul><ul><ul><li>Antal van den Bosch </li></ul></ul>Picture by Brion Vibber (CC-BY-SA)
  2. 2. Agenda <ul><li>Wikipedia </li></ul><ul><li>Organised content </li></ul><ul><li>Organised work division </li></ul><ul><li>Conclusions and questions </li></ul>photo by Michael Dietsch (CC-BY-SA-NC)
  3. 3. What is Wikipedia? Juggling? Self- managing team? Democracy? Anarchy?
  4. 4. My Wikipedia research <ul><li>Organisation despite the 'chaotic' fundament. </li></ul><ul><li>Content: articles and their relations. </li></ul><ul><li>Work division: author expertise and roles. </li></ul>
  5. 5. photo by Marie Richie (CC-BY-SA) <ul><li>The Dutch Wikipedia article network is </li></ul><ul><li>clustered scale-free a small-world? </li></ul>
  6. 6. Organised content <ul><li>Article types: </li></ul><ul><li>All-round authorities; </li></ul><ul><li>guru authorities; </li></ul><ul><li>referring authorities; </li></ul><ul><li>regular nodes. </li></ul>photo by Jonathan Ragan-Kelley (CC-BY-SA)
  7. 7. All-round authorities <ul><li>General time units </li></ul><ul><li>Recent years </li></ul><ul><li>Countries and other relevant geographical entities </li></ul><ul><li>Template items </li></ul>photo by Jonathan Ragan-Kelley (CC-BY-SA)
  8. 8. Guru authorities <ul><li>Known concepts </li></ul><ul><li>Template legends </li></ul>photo by Jonathan Ragan-Kelley (CC-BY-SA)
  9. 9. Referring authorities <ul><li>General lists </li></ul><ul><li>A to Z lists </li></ul><ul><li>Portals </li></ul>photo by Jonathan Ragan-Kelley (CC-BY-SA)
  10. 10. photo by Jonathan Ragan-Kelley (CC-BY-SA) Regular nodes <ul><li>The big majority of </li></ul><ul><li>Wikipedia articles. </li></ul>
  11. 11. <ul><li>Expertises in categories: almost a Pareto-effect (20-80 rule) </li></ul>Organised work division <ul><ul><li>specialistic topics </li></ul></ul><ul><ul><li>high average number of edits per editor </li></ul></ul><ul><ul><li>e.g., chess player , Russian political party </li></ul></ul><ul><ul><li>topics we can all talk about </li></ul></ul><ul><ul><li>(party topics, lunch topics) </li></ul></ul><ul><ul><li>low average number of edits per editor </li></ul></ul><ul><ul><li>e.g., philosophy , investing </li></ul></ul>photo by Piero Sierra (CC-BY-NC)
  12. 12. User types (Sorry, no free license information. I actually stole this image from the web. But if one of you gets interested and goes out to buy the book, I'm sure the authors don't mind.) 0% contribution of largest category 100% 0% number of active categories 100%
  13. 13. Introducing entropy <ul><li>Expertise of users: </li></ul><ul><li>calculated using author's entropy over categories </li></ul>photo by Kai Schreiber (CC-BY-NC)
  14. 14. To wrap it up... <ul><li>Despite its 'chaotic', 'anarchistic', 'self-managing' fundament... </li></ul><ul><li>... Wikipedia articles are well-structured and form a coherent network; </li></ul><ul><li>... Wikipedia authors can organise themselves and take upon expertises themselves, without dirty jobs being left. </li></ul>photo by Aine D. (CC-BY-SA)
  15. 15. <ul><li>Any questions? </li></ul>Any questions? Photo by Haley (CC-BY-NC)
  16. 16. Disclaimer: <ul><li>The contents of this presentation is available under a CC-BY-license. </li></ul><ul><li>The images used in this presentation are available under the license mentioned at the slides. </li></ul><ul><li>The juggling image on slide three is made by me, and is also CC-BY. </li></ul><ul><li>The crowd image on slide four and the Russian puppets on slide eleven are public domain. </li></ul>

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