. Author manuscript; available in PMC: 2020 Jan 7.

Published in final edited form as: IEEE J Biomed Health Inform. 2019 Feb 1;24(1):214–225. doi: 10.1109/JBHI.2019.2897020

Table VI.

The comparison of the age prediction based on the feature sets without a certain feature type. The values of MAE, MRAE and the 95% confidence interval of correlation in the table are the corresponding mean obtained from 100 times of 10-fold cross validation.

	SDE	LGI	SDS	Convexity	Sharpness	Thickness	Area	Volume
MAE (days)	34.6	38.1	33.7	35.3	36.3	34.5	32.3	35.2
MRAE (%)	16.88	18.41	16.48	17.06	17.45	17.33	16.10	17.29
r_L	0.934	0.935	0.938	0.938	0.931	0.932	0.940	0.929
r_R	0.970	0.968	0.973	0.972	0.969	0.972	0.976	0.971