Table 1.

Correlation results for different classifications with the optional one and two features.

Class	Number of complexes	Maximum correlation coefficient(r)
		Single property	Two properties
SS	8	0.513	0.762
Double I	24	0.466	0.632
Double II	33	0.474	0.562
Double III	25	0.482	0.643
MISC	10	0.502	0.693
Together	100	0.165	0.443