Table 7.

Second experiment: classifiers’ configuration for the first test.

Method	Parameters
MLP	$L=0.2045$, $M=0.1909$, $H=59$, $N=\{500,2000\}$ *, $S=\{2,37\}$ *
SVM	$C=1000$, $G=1.0$, kernel type = RBF
KNN	KNN $=1$, $A=$ Manhattan distance
MNLR	$R=1\times {10}^{-8}$

* Refers to the values for the eyes and mouth evaluation, respectively.