Artificial Intelligence Method for Shear Wave Travel Time Prediction considering Reservoir Geological Continuity

Table 4

Optimal solutions of hyperparameters.

Algorithm	Hyperparameters
RF	n_estimators = 197	max_depth = 6	min_samples_leaf = 1	min_samples_split = 2
SVR	kernel = “rbf”	gamma = 1	degreeint = 3	C = 1.0	coef0 = 0
XGBoost	Obj: “reg:linear”	gamma:0	eta:0.3	max_depth:6	subsample:1
ANN-1	activation = “relu”	solver = “lbfgs”	hidden_layer_sizes = (8, 8)	max_iter = 4000
ANN-3	activation = “relu”	solver = “lbfgs”	hidden_layer_sizes = (14, 14)	max_iter = 4000
ANN-5	activation = “relu”	solver = “lbfgs”	hidden_layer_sizes = (20, 20)	max_iter = 4000