Table 4.

Clustering results.

Atlas	Brod.	Brod.ce	AAL	AICHA	BN
Accuracy	0.75	0.89	0.94	0.94	0.86
Num. error	9	4	2	2	5

K-means clustering results. Num. error represents the number of misclassified samples. Abbreviations are the same as in Table 3.