Table 1: Comparison of average error index between the results of DBSCAN and our proposed VMDBSCAN on real data set.

Dataset True clusters Determined clusters DBSCAN Determined clusters VMDBSCAN DBSCAN error % VMDBSCAN error % IRIS 3 2 3 45.33 20.00 Haberman 2 1 2 33.33 27.78 Glass 6 3 4 68.22 62.61