Table 8. Results of comparison between the false negative rates (%) of various clustering algorithms.

K	K-medoids+	Reference [35]+	Reference [36]+	CEMS
20	8.33	7.23	5.33	5.28
21	7.96	6.86	5.12	4.96
22	7.62	7.22	4.97	4.76
23	7.58	7.59	5.56	5.29
24	7.87	7.87	6.11	5.98
25	7.83	8.13	6.94	6.82
26	8.67	8.47	7.11	6.91