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Webometrics 2.0 Blogometrics, Wikimetrics, Tagometrics,  and Sociometrics Revisited Lennart Björneborn Royal School of Library and Information Science [email_address] NORSLIS PhD course in informetrics   Umeå  18.6.2008
outline ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],M.C. Escher: House of Stairs, 1951
[object Object],[object Object],Neil Postman,  Technopoly , 1993
Ericsson Medialab Internet =  computer  network
WWW =  document  network www.cybergeography.org/atlas/
Adamic et al.  (2003). A social network caught in the Web Web 2.0 =  person  network
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
web 2.0 = social software ,[object Object]
 
Darlene Fichter: http://library2.usask.ca/~fichter/blog_on_the_side/2006/04/web-2.html  http://www.hetemeel.com/einsteinform.php
webometrics 2.0 ,[object Object],[object Object],[object Object],[object Object],©  Björneborn blogs tags wikis soc informetrics bibliometrics scientometrics webometrics cybermetrics
blogometrics Adamic & Glance (2005). The Political Blogosphere and the 2004 U.S. Election.
www.blogpulse.com
 
http://www.youtube.com/watch?v=2w84qzHdEms
Jakob Voss :  http://wm.sieheauch.de
wikis ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
statistics
http://en.wikipedia.org/wiki/Wikipedia:Statistics
http://stats.wikimedia.org/EN/TablesWikipediaEN.htm
http://en.wikipedia.org/wiki/Wikipedia:Size_of_Wikipedia
www.wikimindmap.org
six degrees of Wikipedia http://www.netsoc.tcd.ie/~mu/wiki/
six degrees of Wikipedia http://www.netsoc.tcd.ie/~mu/wiki/
small-world semantic network All  shortest paths  between the terms volcano and ache in a semantic network formed by free word associations (Steyvers & Tenenbaum 2001: The large-scale structure of semantic networks: statistical analyses and a model for semantic growth.) (also in Björneborn 2004, p. 45)
’ tagometrics’ ’ tag cloud’
 
 
’ tagometrics’ Jakob Voss: http://wm.sieheauch.de/?m=200601
co-tag  clusters: del.icio.us Mika (2005). Ontologies are us:  A unified model of social networks and semantics.  ISWC 2005,  International Semantics Web Conference
3 layers in tag networks ,[object Object],[object Object],[object Object],[object Object],© Björneborn ’ multi-reachability’  = many different paths from one node to another =  ’small-world’  distances nnn nnn nnn nnn nnn nnn nnn nnn nnn nnn
Adamic et al.  (2003). A social network caught in the Web …  and sociometrics revisited
Adamic et al.  (2003). A social network caught in the Web Web 2.0 =  person  network
[object Object],[object Object],Web 2.0 = person network =  social graph
[object Object],[object Object],[object Object],[object Object],[object Object],http://code.google.com/apis/socialgraph/docs/ ,[object Object]
[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]
muskrat-john.livejournal.com : 11.1.2008
 
person co-linkage chain co-linkage chain (Björneborn 2004) co-citation chain (Björneborn 2004, after Small 1999)
webometrics 2.0 ,[object Object],©  Björneborn 2008 blogs tags wikis soc informetrics bibliometrics scientometrics webometrics cybermetrics
- questions? - comments?

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Webometrics 2.0: Blogometrics, Wikimetrics, Tagometrics, and Sociometrics Revisited