Self-Adaptive -Means Based on a Covering Algorithm

Table 7

Accuracy comparison (SPAM).

SPAM
	DBI	DVI	DBI	DVI	DBI	DVI
-means	2.3282	0.0010	2.0349	0.0007	1.7914	1.3874e-5
-means++	2.2716	0.0020	1.8876	0.0044	1.5760	0.0042
-means||	1.9924	0.0023	1.7733	0.0031	1.5152	6.7375 e-4
C--means	1.8906	0.0034	1.6713	0.0085	1.2744	0.0076