Table 3 Precision of the prediction of low stages (< 240 cm) obtained using LSTM model for the validation period (1 January 2005–24 December 2019)
Day | Required precision (cm) | Proportion (%) of the data relative to the required precision intervals | Absolute difference between the measured and predicted values (cm) | ||||
|---|---|---|---|---|---|---|---|
Inside | Lower | Higher | Median | Minimum | Maximum | ||
First | ± 5 | 76.7 | 15.4 | 7.9 | 2.5 | 0.0 | 43.5 |
Third | ± 15 | 83.2 | 12.6 | 4.2 | 5.6 | 0.0 | 143.5 |
Fifth | ± 25 | 80.2 | 15.7 | 4.0 | 9.0 | 0.0 | 245.2 |
Seventh | ± 35 | 77.8 | 17.4 | 4.7 | 12.7 | 0.0 | 304.6 |