Computing a Complex Network Hierarchical Structure for Financial Market Networks on the Basis of the Hybrid Heuristic Algorithm

Table 5

Detailed results of simulation experiment.

Algorithm	Network	Number of nodes		Network density (%)				Error scores (%)	Mean of time
		Core	Peripheral	CC	CP	PC	PP
GSA	Global	16	186	84.3	26.5	16.6	0.99	4.90	23.1 (0.245)
	European	34	802	72.5	13.5	8.9	0.69	6.21	664.2 (111.542)
	German	49	2133	60.7	4.8	12.5	0.35	8.98	3455.3 (121.825)
GA	Global	31	171	85.4	19.5	22.1	1.25	6.92	26.2 (0.561)
	European	52	784	66.2	15.9	13.8	0.57	7.77	622.4 (17.749)
	German	97	2085	61.5	6.8	12.6	0.39	10.75	3352.2 (105.771)
BBA	Global	29	173	92.0	13.6	12.5	1.43	9.9	13.9 (1.456)
	European	110	726	60.2	11.1	7.2	0.53	9.38	233.52 (15.112)
	German	275	1907	564	9.4	11.5	0.17	12.65	1566.6 (335.54)

GSA, genetic simulated annealing algorithm; GA, genetic algorithm; BBA, branch-and-bound algorithm.