Table 4 Comparison of different methods for biogas production prediction.

From: Boosting biogas production through innovative data-driven modeling and optimization methods at NJWTP

Method

Performance

LSTM52

R = 0.93

RMSE = 0.61

IA = 0.94

MLR53

R = 0.89

RMSE = 0.52

IA = 0.88

ANN54

R = 0.84

RMSE = 0.57

IA = 0.88

ANFIS54

R = 0.81

RMSE = 1.24

IA = 0.82

SVM54

R = 0.80

RMSE = 1.17

IA = 0.84

RF54

R = 0.79

RMSE = 1.53

IA = 0.81

DBN

R = 0.89

RMSE = 0.46

IA = 0.92

DBN-OOA

R = 0.95

RMSE = 0.44

IA = 0.96

DBN-BOOA

R = 0.98

RMSE = 0.41

IA = 0.99