Table 5. Average degree of the weighted networks learned by different approaches.

Average degree	SC	GRM	GLasso	NMI
AD	29.1206	1.9744	2.6482	27.8782
NC	33.8538	4.1738	2.7325	28.0100
(NC-AD)/NC	13.98%	52.70%	3.09%	0.47%
p-value	1.9 × 10−22	7.6 × 10−14	0.0890	0.7932

The third row denotes the relative difference between the AD and NC groups.