Fuzzy Covering-Based Three-Way Clustering

Table 5

The comparative validity results (m = 1.1).

	Iris			Seeds
	NMI	ACC	RI	NMI	ACC	RI
FCM	0.7582	0.8933	0.8797	0.6949	0.8952	0.8744
RCM	0.7328	0.8400	0.8891	0.6670	0.8857	0.8666
RFCM	0.7360	0.8733	0.8714	0.6769	0.8857	0.8746
kNN-RCM	0.7777	0.9000	0.8859	0.6743	0.8905	0.8693
kNN-RFCM	0.7582	0.8933	0.8797	0.6728	0.8905	0.8740
FFCM	0.8024	0.9267	0.9124	0.6629	0.8905	0.8694
FRCM	0.7767	0.9133	0.9124	0.6748	0.8952	0.8713
FRFCM	0.7991	0.9200	0.9197	0.6345	0.8762	0.8643
kNN-FRCM	0.7919	0.9267	0.9124	0.6748	0.8952	0.8713
kNN-FRFCM	0.8136	0.9333	0.9197	0.6480	0.8857	0.8622