Research Article
A Novel Hybrid Model for Short-Term Wind Speed Forecasting Based on Twice Decomposition, PSR, and IMVO-ELM
Table 1
Statistical analysis of each dataset.
| Datasets | Mean (m/s) | Max (m/s) | Min (m/s) | Std | Skewness | Kurtosis |
| A | All samples | 5.914 | 16.810 | 0.400 | 2.794 | 1.104 | 4.164 | Training data | 6.212 | 16.810 | 1.240 | 2.745 | 1.112 | 4.150 | Testing data | 2.936 | 4.740 | 0.400 | 0.857 | 0.022 | 2.899 |
| B | All samples | 11.138 | 21.520 | 4.680 | 2.858 | 0.522 | 2.985 | Training data | 11.046 | 21.520 | 4.680 | 2.904 | 0.587 | 3.032 | Testing data | 12.057 | 16.940 | 6.890 | 2.159 | 0.010 | 2.800 |
| C | All samples | 6.268 | 12.490 | 0.730 | 2.036 | 0.578 | 3.219 | Training data | 5.989 | 12.490 | 0.730 | 1.878 | 0.707 | 3.956 | Testing data | 9.057 | 12.400 | 5.570 | 1.348 | -0.067 | 3.114 |
| D | All samples | 8.511 | 20.000 | 1.330 | 2.428 | 0.720 | 3.970 | Training data | 8.388 | 20.000 | 1.330 | 2.405 | 0.779 | 4.208 | Testing data | 9.744 | 15.920 | 4.640 | 2.327 | 0.381 | 2.944 |
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