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The ICALT Author Communitywww.learningfrontiers.eu Michael DerntlInformation Systems & DatabasesRWTH Aachen University, Germanyderntl@dbis.rwth-aachen.dePoweredby AERCS – thanksManhCuong Pham!http://bosch.informatik.rwth-aachen.de:5080/AERCS/
2001Madison, US
2003Athens, Greece
2004Joensuu, Finland
2005Kaohsiung, Taiwan
2006Kerkrade, The Netherlands
2007Niigata, Japan
2008Santander, Spain
2009Riga, Latvia
2010Sousse, Tunisia
5th event9th10th
Top authors# … numberofappearances in different years(ICALT 2002 datamissing in DBLP)
AuthornumbersNumberofauthorsforvariousappearancefrequenciesNumberofco-authors per year
BetweennesscentralityAre therecommunityconnectors?
BetweennesscentralityAre therecommunityconnectors?
Betweennesscentrality
LargestconnectedcomponentShare of authors who are in the largest co-authorship network Or: size of the “inner circle”
Largestconnectedcomponent
Average pathlengthAverage length of paths between each pair of nodes.Should eventually peak -- “small world phenomenon”
Average pathlength
DensityDensityofco-authorshipnetwork.
Clustering coefficientClustering ofauthors
DiameterThe longest of the shortest paths through the network.
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