Research Article

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

Table 2

The comparisons of MAEs using only MLBP, only Gabor filtering, and the proposed method combining the two methods (MLBP and Gabor filtering) (unit: years old).

Whole PAL databaseUsing only MLBPUsing only Gabor filteringProposed method

Testing database 1
 Rectangular block division6.35111.7746.247
 Squared block division6.5366.513
Testing database 2
 Rectangular block division7.32212.0427.176
 Squared block division6.6256.542
Average MAE
 Rectangular block division6.83711.9086.712
 Squared block division6.5816.528
Previous research [9]8.44
Previous research [13]6.581