Complex Networks IX Proceedings of the 9th Conference on Complex Networks CompleNet 2018 - Cornelius, Sean; Cornelius, Sean; Coronges, Kate; Coronges, Kate; Gonçalves, Bruno; Gonçalves, Bruno; Sinatra, Roberta; Sinatra, Roberta; Vespignani, Alessandro; Vespignani, Alessandro (Springer International Publishing : Imprint: Springer, 2018)