Research Article

Feature Selection for Very Short-Term Heavy Rainfall Prediction Using Evolutionary Computation

Table 7

Experimental results (1–6 hours) by ETS.

Prediction typePrediction hour
123456
CEWPCEWPCEWPCEWPCEWPCEWP

DE
-NN0.0960.1830.0620.1270.0430.0930.0260.0590.0200.0490.0140.035
-VNN0.0980.1870.0730.1470.0490.1040.0300.0690.0210.0480.0150.037
 SVM (polynomial)0.1920.3830.1390.3200.1400.3290.0900.2380.0270.1050.0050.019
GA
-NN0.0700.2650.0680.2120.0560.1600.0350.1050.0250.0780.0090.044
-VNN0.1790.3140.1520.2790.1130.2300.0840.1840.0470.1170.0290.078
 SVM
  Polynomial 0.2760.5160.2390.4810.1600.3730.1020.2710.0400.1480.0080.046
  Linear 0.0430.0950.0960.1960.1270.2000.0830.1500.1520.2400.1020.173
  Precomputed 0.0480.1020.0550.1260.0400.0860.0790.1570.0480.0900.0400.074

CE: forecasting the coming event of heavy rainfall. WP: forecasting the whole process of heavy rainfall.