Table 7 Hyperparameter settings of traditional CNN models.

From: Improved facial emotion recognition model based on a novel deep convolutional structure

Model

Optimizer.

Lr. Rate

Loss Func.

Batch

ResNet50

SGD

0.1 (with decay)

Cross-entropy

32

Inceptionv3

RMSprop

0.001

Cross-entropy

32

VGG16

SGD

0.01 (with momentum)

Cross-entropy

32

VGG19

SGD

0.01 (with momentum)

Cross-entropy

32

EfficientNetB0

Adam

0.001 (with warmup)

Cross-entropy

32

Xception

Adam

0.001

Cross-entropy

32

DenseNet121

SGD

0.1 (with warmup and decay)

Cross-entropy

32