Artificial Neural Network | Random Forest | CDAAC wetPf2 | ERA5 | |||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
Bending angle | Refractivity | Bending angle | Refractivity | |||||||||
L | T | L | T | L | T | L | T | |||||
Temperature (K) | RMSE | 1.49 | 1.56 | 1.46 | 1.51 | 1.44 | 1.68 | 1.47 | 1.60 | 1.50 | STD | 4.82 |
Pressure (hPa) | 1.33 | 1.34 | 1.20 | 1.22 | 1.10 | 1.42 | 1.12 | 1.26 | 1.05 | 4.23 | ||
Water vapor pressure (hPa) | 0.44 | 0.44 | 0.43 | 0.43 | 0.43 | 0.48 | 0.43 | 0.46 | 0.45 | 0.93 |