Analysis of Context Dependence in Social Interaction Networks of a Massively Multiplayer Online Role-Playing Game
Figure 4
The in- and out-degree distributions in AION are most dissimilar in the case of the Mail and Shop networks.
In Shop, the highly skewed in-degree distribution is caused by the existence of œmagnate merchants In Mail, the outliers in the out-degree nodes specify a special class of high-volume senders such as in-game managers.