Research Article
A PLS-Based Weighted Artificial Neural Network Approach for Alpha Radioactivity Prediction inside Contaminated Pipes
Table 2
Prediction result comparisons of the PLS and BP.
| Pipe diameter | Pipe length | Distance to source | Radioactive strength | Wind speed | Flux | Measuring results | PLSBP | Normal BP |
| 43 | 150 | 50 | 3200 | 0.91 | 4.76 | 139.83 | 140.0233 | 155.7231 | 43 | 150 | 70 | 3200 | 0.91 | 4.76 | 130.27 | 135.4798 | 150.1133 | 43 | 150 | 130 | 3200 | 0.91 | 4.76 | 113.1 | 116.2733 | 121.2121 | 43 | 170 | 30 | 3200 | 0.9 | 4.76 | 156.28 | 158.1347 | 159.1684 | 48 | 170 | 30 | 3200 | 0.9 | 5.93 | 160.66 | 162.5901 | 164.5812 | 58 | 170 | 30 | 3200 | 0.9 | 8.65 | 197.72 | 192.5488 | 172.3124 | 66 | 170 | 30 | 3200 | 0.9 | 11.04 | 195.28 | 186.8596 | 181.8596 | 78 | 170 | 30 | 3200 | 0.9 | 13.07 | 156.8 | 163.8596 | 164.7347 | 84 | 170 | 30 | 3200 | 0.9 | 18.05 | 167.74 | 166.8902 | 167.809 | 58 | 40 | 30 | 3200 | 0.91 | 8.62 | 152.04 | 151.2389 | 150.4819 | 58 | 170 | 130 | 3200 | 0.5 | 4.71 | 112.38 | 107.0745 | 104.0712 | 58 | 170 | 130 | 3200 | 0.66 | 6.25 | 127.02 | 120.6906 | 118.6332 | 58 | 170 | 130 | 3200 | 0.8 | 7.56 | 133.54 | 127.905 | 125.8907 | 58 | 170 | 130 | 3200 | 0.93 | 8.82 | 141.4 | 136.5578 | 130.3024 | 58 | 170 | 130 | 3200 | 1.03 | 9.77 | 145.98 | 137.33 | 133.115 | 58 | 170 | 130 | 3200 | 1.15 | 10.9 | 146.58 | 138.7476 | 135.7476 | 58 | 170 | 130 | 3200 | 1.23 | 11.74 | 144.32 | 136.7589 | 136.7589 | 58 | 170 | 130 | 3200 | 1.33 | 12.6 | 143.86 | 138.5632 | 138.5632 | 58 | 170 | 130 | 3200 | 1.42 | 13.48 | 142.38 | 136.99 | 140.0615 |
|
|