Table 7. Results of comparison between the correct classification rates (%) of various clustering algorithms.

K	K-medoids+	Reference [35]+	Reference [36]+	CEMS
20	90.50	92.03	92.47	92.42
21	91.43	92.31	92.62	93.01
22	91.88	92.26	92.88	93.40
23	91.42	91.86	93.05	93.03
24	91.13	91.62	92.41	92.81
25	90.79	91.27	92.22	92.20
26	90.62	90.70	91.46	92.07