All issues Volume 74 (2019) Oil Gas Sci. Technol. – Rev. IFP Energies nouvelles, 74 (2019) 31 Full HTMLPerformance comparison of 4 NGDC-ANN model by applying different applied transfer functions in two hidden layers using 
= 
= 5 and Levenberg-Marquardt back-propagation (trainlm) as a BPLA.
| Applied transfer function in: |
MSE × 105 | Epochs | R 2 | |
|---|---|---|---|---|
| Hidden layer 1 (L1) | Hidden layer 2 (L2) | |||
| logsig | logsig | 12.760 | 235 | 0.9993 |
| logsig | tansig | 9.771 | 169 | 0.9910 |
| tansig | logsig | 6.2606 | 378 | 0.9993 |
| tansig | tansig | 0.898 | 478 | 0.9996 |
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