Research Article
Prediction Model of Interval Grey Numbers with a Real Parameter and Its Application
Table 2
Simulated values and errors of upper limits.
| | Time range (TR) | Compared items | Original values
| Simulated values
| Errors
| Relative errors
|
| | TR-1 (k = 1) | 110.2 | 102.8 | 7.4 | 6.7151% | | TR-2 (k = 2) | 102.3 | 102.3 | 0.0 | 0.0000% | | TR-3 (k = 3) | 92.4 | 90.7 | 1.7 | 1.8398% | | TR-4 (k = 4) | 87.3 | 90.8 | −3.5 | 4.0091% | | TR-5 (k = 5) | 82.1 | 79.7 | 2.4 | 2.9233% | | TR-6 (k = 6) | 78.3 | 80.2 | −1.9 | 2.4266% | | TR-7 (k = 7) | 72.2 | 69.5 | 2.7 | 3.7396% | | TR-8 (k = 8) | 67.5 | 70.5 | −3.0 | 4.4444% |
| | The mean relative error | 3.2622% |
|
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