BMC Systems Biology

Table 1 Statistics of yeast co-expression networks

From: A general co-expression network-based approach to gene expression analysis: comparison and applications

	Rank-based networks
	Network from real data				Network from permuted data				Randomly rewired network
d	2	3	4	5	2	3	4	5	-	-	-	-
Number of singletons	0	0	0	0	0	0	0	0	0	0	0	0
Size of largest component	2971	3000	3000	3000	3000	3000	3000	3000	3000	3000	3000	3000
Average degree	3.6	5.4	7.2	9.0	2.8	4.0	5.2	6.3	3.6	5.4	7.2	9.0
Largest degree	22	35	49	57	10	13	14	17	22	35	49	57
Clustering coefficient	0.17	0.19	0.21	0.22	0.01	0.02	0.02	0.02	0.001	0.002	0.004	0.005
Average path length	8.8	6.8	5.9	5.4	9.6	6.4	5.3	4.7	6.0	4.6	4.1	3.7
Diameter	19	19	14	11	17	10	8	7	12	8	7	6
	Value-based networks
	Network from real data				Network from permuted data				Randomly rewired network
Correlation cutoff	0.85	0.79	0.76	0.69	0.21	0.18	0.16	0.14	-	-	-	-
Number of singletons	2163	1586	1311	893	0	0	0	0	2163	1586	1311	893
Size of largest component	486	756	1609	2055	3000	3000	3000	3000	835	1412	1689	2107
Average degree	10(37)	30(64)	50(107)	100(142)	10	30	50	100	10	30	50	100
Largest degree	211	340	418	581	24	55	79	136	211	340	418	581
Clustering coefficient	0.52	0.59	0.62	0.64	0.03	0.04	0.05	0.07	0.31	0.34	0.34	0.34
Average path length	2.6	2.6	6.0	4.8	3.8	2.7	2.4	2.0	2.5	2.4	2.3	2.2
Diameter	9	9	18	13	6	4	3	3	5	5	5	5

Numbers in parentheses are for non-singleton nodes only.

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