Research Article
A New Multivariable Grey Convolution Model Based on Simpson’s Rule and Its Applications
Table 3
The forecasted results and the values of three indices measuring accuracy by six competing models in case one.
| Original values | 779 | 738 | 669 | 600 | MAPE | RMSE |
| | Forecasted values | 774.67 | 732.08 | 686.91 | 642.11 | 2.76 | 23.17 | Error (%) | 0.56 | 0.80 | 2.68 | 7.02 | | Forecasted values | 771.98 | 727.90 | 681.15 | 634.95 | 2.48 | 19.50 | Error (%) | 0.90 | 1.37 | 1.82 | 5.83 | | Forecasted values | 771.88 | 729.81 | 685.10 | 640.54 | 2.80 | 22.48 | Error (%) | 0.91 | 1.11 | 2.41 | 6.76 | | Forecasted values | 768.88 | 725.39 | 679.18 | 633.25 | 2.52 | 19.17 | Error (%) | 1.30 | 1.71 | 1.52 | 5.54 | | Forecasted values | 650.10 | 554.29 | 467.39 | 430.85 | 24.94 | 172.93 | Error (%) | 16.55 | 24.89 | 30.14 | 28.19 | | Forecasted values | 377.57 | 327.26 | 282.54 | 247.85 | 55.91 | 388.34 | Error (%) | 51.53 | 55.66 | 57.77 | 58.69 |
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