Research Article
A Comparative Study of VMD-Based Hybrid Forecasting Model for Nonstationary Daily Streamflow Time Series
Table 7
BPNN structure of the 1st–11th IMF after VMD decomposition at the Weijiabao station.
| | Decomposed IMFs | Predicted structure | NSE | RMSE (m3/s) |
| | IMF1 | 11-7-1 | 0.9999942 | 0.2182 | | IMF2 | 4-12-1 | 0.9999694 | 0.3044 | | IMF3 | 7-5-1 | 0.9998331 | 0.3834 | | IMF4 | 7-6-1 | 0.9996981 | 0.5174 | | IMF5 | 4-5-1 | 0.9988959 | 0.7380 | | IMF6 | 7-12-1 | 0.9981018 | 0.7511 | | IMF7 | 7-5-1 | 0.9984073 | 0.8652 | | IMF8 | 7-3-1 | 0.9963585 | 0.8167 | | IMF9 | 6-10-1 | 0.9923446 | 0.7268 | | IMF10 | 11-10-1 | 0.9912652 | 0.6110 | | IMF11 | 3-11-1 | 0.9950110 | 0.4649 |
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