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Homophilic organization of egocentric communities in ICT services by Roy, Chandreyee; Jo, Hang-Hyun; Kertész, János; Kaski, Kimmo; Török, János is a scholarly article available to read on EtoBox.

What is Homophilic organization of egocentric communities in ICT services about?

Members of a society can be characterized by a large number of features, such as gender, age, ethnicity, religion, social status, and shared activities. One of the main tie-forming factors between individuals in human societies is homophily, the tendency of being attracted to similar others. Homophily has been mainly studied with focus on one of the features and little is known about the roles of similarities of different origins in the formation of communities. To close this gap, we analyze three datasets from Information and Communications Technology (ICT) services, namely, two online social networks and a network deduced from mobile phone calls, in all of which metadata about individual features are available. We identify communities within egocentric networks and surprisingly find that the larger the community is, the more overlap is found between features of its members and the ego. We interpret this finding in terms of the effort needed to manage the communities; the larger diversity requires more effort such that to maintain a large diverse group may exceed the capacity of the members. As the ego reaches out to her alters on an ICT service, we observe that the first alter in

Author

Roy, Chandreyee; Jo, Hang-Hyun; Kertész, János; Kaski, Kimmo; Török, János

Published

2024

Language

EN