Clustering apparatus, clustering method and program

摘要

There is provided with a clustering apparatus including: an initial cluster generator configured to divide multi-dimensional data to generate a plurality of clusters each including one or more data pieces; a cluster recorder configured to record the clusters generated; a cluster selector configured to calculate parameters of a previously given model which is common to the clusters, from each of the clusters, and select clusters to be unified on the basis of the parameters calculated from each cluster; a cluster unifier configured to unify clusters selected by the cluster selector to generate a new cluster; and a cluster evaluator configured to calculate an evaluation value for evaluating a set of the clusters except the unified clusters and the new cluster.