Table 4.
Optimal weights and bias values after artificial neural network (ANN) training
| Weights to hidden layer from input layer (w1) | |||||
|---|---|---|---|---|---|
| Wheat bran extract | − 2.3718 | 1.2944 | 0.3879 | 1.6876 | 1.9575 |
| Yeast extract | 2.3439 | 2.2344 | 2.3809 | – 0.74314 | 3.1364 |
| Calcium chloride | − 0.039955 | 1.5913 | 1.8403 | 1.0288 | − 0.2864 |
| Weights to output layer from hidden layer (w2) | 0.77462 | − 0.33388 | 0.49427 | 0.61962 | 0.46593 |
| Bias to hidden layer (b1) | 2.7377 | − 0.88533 | 1.5158 | 1.8552 | 1.8068 |
| Bias to output layer (b2) | − 1.4852 | ||||