Table 5. Neural network results on age prediction (accuracy).

	7 Hidden Layers	5 Hidden Layers	3 Hidden Layers
± 2 years	0.66	0.69	0.69
± 3 years	0.69	0.71	0.71
± 4 years	0.73	0.75	0.74
± 5 years	0.76	0.78	0.76