In this paper, we develop a user-role based methodology
to conduct the review of related studies. Based on the stage
division in KDD process (see Fig. 1), we can identify four
different types of users, namely four user roles, in a typical
data mining scenario (see Fig. 2):
Data Provider: the user who owns some data that are
desired by the data mining task.
Data Collector: the user who collects data from data
providers and then publish the data to the data miner.
Data Miner: the user who performs data mining tasks
on the data.
Decision Maker: the user who makes decisions based on
the data mining results in order to achieve certain goals.