Eliminating the Effect of Rating Bias on Reputation Systems

Figure 1

An example of how to construct a user-object bipartite network based on a collection of rating data [9]. (a) A real scene in which users see movies and vote on them in five discrete ratings 1–5. (b) The corresponding bipartite network, in which users and objects are represented by circles and squares, respectively.

(a) Original data

(b) Bipartite network