Research Article
Predicting Carbonation Depth of Prestressed Concrete under Different Stress States Using Artificial Neural Network
Table 3
Normalized input/output pairs and the training and testing results.
| Number | Input | Output/DC(mm) | SL | TA | W/C | C/FA | C/CA | Experiment | BPNN | RBFNN |
| Training | | | | | | | | | A1 | | 0 | 0.4 | 0.669 | 0.410 | 23.20 | 23.47 | 23.57 | A3 | | 1.0 | 0.4 | 0.669 | 0.410 | 34.45 | 34.62 | 34.10 | A5 | | 0.5 | 0.4 | 0.669 | 0.410 | 26.38 | 26.38 | 28.23 | A6 | | 1.0 | 0.4 | 0.669 | 0.410 | 31.56 | 32.17 | 31.37 | A7 | | 0 | 0.4 | 0.669 | 0.410 | 19.95 | 21.22 | 20.38 | A8 | | 0.5 | 0.4 | 0.669 | 0.410 | 25.13 | 24.62 | 25.84 | B10 | 0.313 | 0.25 | 0.4 | 0.669 | 0.410 | 29.60 | 30.07 | 29.28 | B12 | 0.563 | 0.25 | 0.4 | 0.669 | 0.410 | 30.20 | 30.35 | 29.92 | B13 | 0.563 | 1.0 | 0.4 | 0.669 | 0.410 | 39.10 | 39.03 | 38.54 | B15 | 0.701 | 1.0 | 0.4 | 0.669 | 0.410 | 40.50 | 40.43 | 40.22 | C17 | 0 | 0.25 | 0.4 | 0.669 | 0.410 | 29.10 | 29.80 | 28.87 | C19 | 0 | 1.0 | 0.4 | 0.669 | 0.410 | 36.45 | 36.23 | 36.69 | Testing | | | | | | | | | A2 | | 0.5 | 0.4 | 0.669 | 0.410 | 31.90 | 28.43 | 30.47 | A4 | | 0 | 0.4 | 0.669 | 0.410 | 22.50 | 22.31 | 22.06 | A9 | | 1.0 | 0.4 | 0.669 | 0.410 | 29.19 | 31.21 | 28.50 | B11 | 0.313 | 1.0 | 0.4 | 0.669 | 0.410 | 37.50 | 37.15 | 37.69 | B14 | 0.701 | 0.25 | 0.4 | 0.669 | 0.410 | 31.15 | 30.24 | 31.48 | C16 | 0 | 0 | 0.4 | 0.669 | 0.410 | 25.45 | 27.26 | 24.73 | C18 | 0 | 0.5 | 0.4 | 0.669 | 0.410 | 31.92 | 31.10 | 32.43 |
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