Research Article
Sludge Bulking Prediction Using Principle Component Regression and Artificial Neural Network
Table 4
Composition of the principle components for the prediction model.
| Variables | Component | PC1 | PC2 | PC3 |
| COD | .938 | .006 | | BOD | .913 | | | SS | .897 | | .007 | TP | .855 | .019 | .016 | TN | .685 | .551 | | NH3 | .582 | .653 | | MLSS | | .729 | | pH | .114 | ā.265 | .767 | Temperature | | .210 | .762 |
|
|