Comparative Study of Human Age Estimation with or without Preclassification of Gender and Facial Expression

Table 8

MAEs measured by the previous MLBP method (unit: years old).

Size of facial image	Size of LBP operator
	operator	operator	operator
	16.617	14.656	13.966
	15.584	13.503	13.612
	16.784	12.878	12.693
	16.803	13.376	12.730
	17.711	13.809	13.119
	18.365	13.460	12.813