Now showing items 1-2 of 2

    • Inferring offline hierarchical ties from online social networks 

      Jaber M; Wood PT; Papapetrou P; Helmer S (ACM, 2014)
      Social networks can represent many different types of relationships between actors, some explicit and some implicit. For example, email communications between users may be represented explicitly in a network, while managerial ...
    • Using Time-Sensitive Rooted PageRank to Detect Hierarchical Social Relationships 

      Jaber M; Papapetrou P; Helmer S; Wood PT (Springer, 2014)
      We study the problem of detecting hierarchical ties in a social network by exploiting the interaction patterns between the actors (members) involved in the network. Motivated by earlier work using a rank-based approach, ...