Barium Titanate Semiconductor Band Gap Characterization through Gravitationally Optimized Support Vector Regression and Extreme Learning Machine Computational Methods

Table 2

Optimum values of the developed models’ hyperparameters.

Developed model	Hyperparameters	Optimum value
GSVR model	Epsilon	0.0001
GSVR model	Regularization factor	486.8605
GSVR model	Kernel option	0.002
GSVR model	Number of population	50
GSVR model	Hyperparameter Lambda	E-7
GSVR model	Kernel function	Gaussian
ELM-Sine model	Activation function	Sine function
ELM-Sine model	Number of hidden nodes	4
ELM-Sig model	Activation function	Sigmoid function
ELM-Sig model	Number of hidden nodes	4