| ANN | Artificial neural network |
| C | Cement |
| CA | Coarse aggregate |
| FA | Fine aggregate |
| HRWR | High-range water reducer |
| SCHSC | Self-consolidating high-strength concrete |
| SCM | Supplementary cementing material |
| POFA | Palm oil fuel ash |
| VMA | Viscosity modifying admixture |
| W | Water |
| W/B | Water-to-binder ratio |