Mining Seasonal Marine Microbial Pattern with Greedy Heuristic Clustering and Symmetrical Nonnegative Matrix Factorization

Table 1

Topological parameters of four seasonal marine microbial correlational networks and the corresponding random networks.

	Seasonal networks				Random networks
	Spring	Summer	Fall	Winter	1	2	3	4
Node number	280	254	313	365	280	254	313	365
Edge number	793	855	845	2970	793	855	845	2970
Avg. degree	5.664	6.732	5.399	16.274	5.664	6.732	5.399	16.274
Avg. clustering coefficient	0.235	0.282	0.237	0.389	0.010	0.026	0.022	0.046
Avg. power law degree	1.237	1.287	1.467	0.968	0.666	0.442	0.659	0.013
Modularity	0.579	0.567	0.561	0.365	0.39	0.34	0.404	0.217