. Author manuscript; available in PMC: 2013 Mar 25.

Published in final edited form as: Bioinformatics. 2008 May 3;24(14):1583–1589. doi: 10.1093/bioinformatics/btn215

Table 3.

The representativeness of the first PC

ρ₀	n_c	γ_min	γ_max	Mean	Median	cv
0.8	329 978	0.8708	1.0000	0.9491	0.9484	0.0271
0.7	55 367	0.8036	1.0000	0.9266	0.9230	0.0449
0.6	27 452	0.7499	1.0000	0.9009	0.8966	0.0634
0.5	15 009	0.6962	1.0000	0.8753	0.8708	0.0840

ρ₀: level of tightness; n_c: number of clusters; γ_min: minimum of observed γ-values; γ_max: maximum of observed γ-values; cv: coefficient of variance.