Table 3.
Date | Rolling Grey Verhulst Model | Rolling Grey Verhulst Derived Model | ||||
---|---|---|---|---|---|---|
Parameter L = 7 |
Parameter L = 8 |
Parameter L = 9 |
Parameter L = 7 |
Parameter L = 8 |
Parameter L = 9 |
|
1.26 | 10.21 | 6.32 | ||||
1.27 | 14.34 | 38.25 | 4.89 | 7.94 | ||
1.28 | 16.27 | 22.80 | 9.83 | 7.17 | 7.66 | 8.96 |
1.29 | 6.39 | 14.92 | 21.49 | 5.05 | 6.19 | 6.77 |
1.30 | 2.34 | 2.61 | 8.76 | 4.00 | 3.82 | 4.64 |
1.31 | 3.47 | 3.55 | 3.36 | 3.75 | 3.41 | 3.05 |
2.1 | 8.43 | 7.03 | 9.31 | 3.53 | 3.30 | 3.61 |
2.2 | 1.76 | 10.75 | 10.00 | 0.79 | 3.05 | 2.77 |
2.3 | 1.40 | 2.83 | 13.52 | 0.74 | 1.00 | 2.98 |
2.4 | 1.25 | 2.74 | 4.99 | 0.71 | 1.04 | 1.43 |
2.5 | 0.44 | 0.53 | 1.80 | 0.54 | 0.67 | 0.93 |
2.6 | 0.82 | 1.30 | 1.09 | 0.83 | 0.86 | 0.80 |
2.7 | 0.61 | 0.68 | 1.09 | 0.73 | 0.70 | 0.74 |
2.8 | 0.38 | 0.66 | 0.85 | 0.65 | 0.80 | 0.82 |
2.9 | 0.55 | 0.50 | 0.58 | 0.65 | 0.69 | 0.75 |
2.10 | 0.31 | 0.61 | 0.55 | 0.53 | 0.62 | 0.62 |
2.11 | 0.25 | 0.56 | 0.56 | 0.40 | 0.47 | 0.56 |
2.12 | 0.20 | 0.22 | 0.27 | 0.33 | 0.36 | 0.44 |
2.13 | 0.33 | 0.29 | 0.35 | 0.45 | 0.41 | 0.49 |
2.14 | 0.22 | 0.33 | 0.29 | 0.33 | 0.43 | 0.43 |
2.15 | 0.24 | 0.27 | 0.33 | 0.29 | 0.33 | 0.39 |
2.16 | 0.52 | 0.70 | 0.84 | 0.65 | 0.60 | 0.61 |
2.17 | 0.33 | 0.55 | 0.84 | 0.56 | 0.67 | 0.70 |
2.18 | 0.28 | 0.28 | 0.50 | 0.45 | 0.53 | 0.60 |
2.19 | 0.58 | 0.73 | 0.66 | 0.77 | 0.79 | 0.77 |
MAPE | 2.88 | 4.74 | 3.99 | 1.80 | 1.93 | 1.91 |