Research Article
Data Imputation for Detected Traffic Volume of Freeway Using Regression of Multilayer Perceptron
Table 5
Imputation results of continuous missing experiments (MAPE).
| VDS missing rate (%) | VDS-1 | VDS-2 | VDS-3 | VDS-4 | VDS-5 | Continuous missing: subset I |
| 10 | 8.21 | 5.01 | 12.38 | 13.75 | 12.37 | 20 | 7.34 | 4.86 | 9.84 | 12.5 | 9.48 | 30 | 8.25 | 4.44 | 8.88 | 11.65 | 7.92 | 40 | 8.41 | 8.44 | 9.77 | 18.41 | 6.38 | 50 | 20.66 | 8.42 | 8.16 | 23.92 | 16.19 | 60 | 48.02 | 8.82 | 22.55 | 76.63 | 25.97 | 70 | 57.26 | 9.29 | 36.7 | 72.46 | 20.22 | 80 | 57.99 | 17.78 | 36.67 | 70.12 | 29.47 |
| | Continuous missing: subset II | 10 | 28.79 | 13.04 | 24.96 | 11.19 | 48.01 | 20 | 56.16 | 14.63 | 25.29 | 11.75 | 48.48 | 30 | 43.54 | 12.4 | 34.99 | 11.46 | 65.95 | 40 | 122.45 | 49.97 | 40.58 | 28.83 | 58.48 | 50 | 243.51 | 172.79 | 14.38 | 13.99 | 162.64 | 60 | 182.74 | 158.25 | 52.27 | 11.86 | 149.89 | 70 | 402.28 | 130.66 | 44.61 | 20.10 | 214.85 | 80 | 437.74 | 143.48 | 258.09 | 121.44 | 170.83 |
| | Jumped missing: subset I | 10 | 19.36 | 14.34 | 10.38 | 18.42 | 20.45 | 20 | 20.48 | 13.23 | 7.60 | 15.33 | 24.84 | 30 | 19.58 | 12.69 | 6.46 | 17.93 | 25.10 | 40 | 17.01 | 11.70 | 7.79 | 15.23 | 23.38 | 50 | 11.23 | 15.11 | 10.82 | 19.74 | 14.64 | 60 | 19.60 | 17.65 | 10.92 | 30.99 | 23.51 | 70 | 68.41 | 39.38 | 39.36 | 52.96 | 59.41 | 80 | 80.42 | 64.31 | 69.68 | 57.63 | 75.78 |
| | Jumped missing: subset II | 10 | 81.73 | 34.40 | 37.06 | 20.89 | 28.68 | 20 | 63.29 | 29.21 | 22.40 | 33.24 | 26.11 | 30 | 121.62 | 50.11 | 27.97 | 48.75 | 47.77 | 40 | 138.06 | 55.89 | 30.76 | 53.66 | 54.15 | 50 | 199.04 | 86.17 | 25.27 | 50.43 | 98.64 | 60 | 138.16 | 91.35 | 29.80 | 52.79 | 89.44 | 70 | 303.07 | 86.42 | 99.19 | 55.77 | 91.69 | 80 | 291.91 | 72.55 | 140.31 | 81.36 | 107.50 |
|
|