. Author manuscript; available in PMC: 2008 Oct 1.

Published in final edited form as: J Biomed Inform. 2007 Jan 17;40(5):453–464. doi: 10.1016/j.jbi.2007.01.001

Table 3.

Topological analysis of gene/protein interaction networks

Networks	Curated Network	Parsed Network	Co-occurrence Network	Reduced Co-occurrence Network
Nodes	454	2045	4233	2017
Links	657	6092	33,968	10,104
<k>	2.894	5.958	16.050	10.019
l	4.441	3.318	2.884	2.891
l_rand	5.757	4.271	3.009	3.302
C	0.0459	0.3149	0.6254	0.6769
C_rand	0.0064	0.0029	0.0038	0.0049
D	11	8	8	8
N_c	21	37	51	30
Node_c	401	1967	4125	1956
Link_c	624	6050	33903	10071

Nodes: Node number; Links: Link number; <k>: Average degree; l: Average path length; C: Clustering coefficient; D: Network diameter; l_rand: Average path length for the same size random network; C_rand: Clustering Coefficient for the same size random network; N_c: Number of components; Node_c: Number of nodes in the largest component; Link_c: Number of links in the largest component and degree distribution