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NORSLIS PhD course in informetrics, Umeå University, Sweden, 18.6.2008
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Webometrics 2.0Blogometrics, Wikimetrics, Tagometrics,
and Sociometrics Revisited
Lennart Björneborn
Royal School of Library and Information ScienceLB@db.dk
NORSLIS PhD course in informetrics Umeå 18.6.2008
outline
web 2.0: ”participative web”
webometrics 2.0 blogometrics
wikimetrics
tagometrics
… and sociometrics revisited
M.C. Escher: House of Stairs, 1951
New technologies alter the structure of our interests: the things we think about.
They alter the character of our symbols: the things we think with.
Neil Postman, Technopoly, 1993
Ericsson Medialab
Internet = computer network
WWW = document network
ww
w.c
ybe
rge
ogra
phy.
org
/atla
s/
Ada
mic
et
al.
(200
3).
A s
ocia
l net
wor
k ca
ught
in t
he W
eb
Web 2.0 = person network
Web 2.0 = “participative Web” = “architecture of participation” Web 2.0 = buzzword: Tim O’Reilly 2004
Web 2.0 = “user-added value”
Web 2.0 = create + connect + collaborate + share + remix + .. blogs, RSS, wikis, tagging, folksonomies, etc.
Web 2.0 = social web / social software / participative media Web 2.0 = Web “0.0” = Tim Berners-Lee’s original idea with WWW 1990
tools for easy collaboration and ressource sharing
web 2.0 = social software
”… supports, extends, or derives added value from human social behaviour …”
(www.plasticbag.org/archives/2005/01/an_addendum_to_a_definition_of_social_software)
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 blogometrics wikimetrics tagometrics … and sociometrics revisited
informetrics
bibliometrics
scientometrics
webometrics
cybermetrics
© Björneborn
blogstags wikis soc
Adamic & Glance (2005).The Political Blogosphere and the 2004 U.S. Election.
blogometrics
www.blogpulse.com
Jakob Voss: http://wm.sieheauch.de
wikis
wiki-wiki = ’super fast’ (Hawaii) wiki = ’quick web’, 1995
wiki = web site created and edited by its visitors
wiki = user-created knowledge organization reduces maintenance costs
wiki = permanently ’under construction’
statistics
http://en.wikipedia.org/wiki/Wikipedia:Statisticshttp://en.wikipedia.org/wiki/Wikipedia:Statistics
http://stats.wikimedia.org/EN/TablesWikipediaEN.htmhttp://stats.wikimedia.org/EN/TablesWikipediaEN.htm
http://en.wikipedia.org/wiki/Wikipedia:Size_of_Wikipediahttp://en.wikipedia.org/wiki/Wikipedia:Size_of_Wikipedia
www.wikimindmap.org
six degrees of Wikipedia
http://www.netsoc.tcd.ie/~mu/wiki/http://www.netsoc.tcd.ie/~mu/wiki/
http://www.netsoc.tcd.ie/~mu/wiki/http://www.netsoc.tcd.ie/~mu/wiki/
six degrees of Wikipedia
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
Mika (2005). Ontologies are us: A unified model of social networks and semantics. ISWC 2005, International Semantics Web Conference
co-tag clusters:del.icio.us
3 layers in tag networks
taggers(creators)
tags(concepts)
taggees(instances)
nnn
nnn nnn nnn nnn
nnn
nnn nnn
nnn nnn
© Björneborn
’multi-reachability’ = many different paths from one node to another= ’small-world’ distances
Ada
mic
et
al.
(200
3).
A s
ocia
l net
wor
k ca
ught
in t
he W
eb
… and sociometrics revisited
Ada
mic
et
al.
(200
3).
A s
ocia
l net
wor
k ca
ught
in t
he W
eb
Web 2.0 = person network
social graph ”global mapping of everybody and how they are related”
(Fitzpatrick & Recordon 2007: Thoughts on the social graph)
Web 2.0 = person network = social graph
Google Social Graph API API = application programming interface
coding publicly declared web connections XFN = XHTML Friends Network
FOAF = ‘Friend of a Friend’ project
http://code.google.com/apis/socialgraph/docs/
”social network portability”
Google OpenSocial API API = application programming interface
API for “social applications across multiple websites” ”many sites, one API”
e.g. Friendster, LinkedIn, MySpace, Oracle, Orkut, Plaxo soon also Facebook applications
http://code.google.com/apis/opensocial/
”social network portability”
person co-linkage chainco-citation chain(Björneborn 2004,after Small 1999)
co-citation chain(Björneborn 2004,after Small 1999)
co-linkage chain(Björneborn 2004)
webometrics 2.0
informetrics
bibliometrics
scientometrics
webometrics
cybermetrics
© Björneborn 2008
blogstags wikis soc
the study of quantitative aspects of how users create, distribute and use Web 2.0 resources, structures and technologies, drawing on bibliometric and informetric approaches
- questions?- comments?
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