Table 4 Comparative assessment of the seven regression approaches according to the RMSE and MAE values for the derived 10-m height wind speeds, with and without SST

From: Limited global intensification of weak tropical cyclones over the past 30 years

Method

RMSE

(m s–1)

RMSE w/o SST (m s–1)

MAE

(m s–1)

MAE w/o SST (m s–1)

Ekman theory

4.49

4.49

3.58

3.58

SSWS inversion model with different regression approaches

LR

2.35

2.50

1.89

2.01

DT

2.10

2.31

1.65

1.83

RF

2.07

2.52

1.61

1.99

LightGBM

2.10

2.29

1.66

1.83

XGBoost

2.07

2.29

1.63

1.82

SVR

2.19

2.35

1.73

1.87

MLP

2.14

2.31

1.69

1.85

  1. The best-performing regression approach is highlighted in bold. “w/o” is an abbreviation of “without”.
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