Table 2 Statistical parameters [correlation coefficient: R2, Root mean square error (RMSE), normalized RMSE] of 72 events and the three events selected for validation.

From: An assessment of tropical cyclones rainfall erosivity for Taiwan

Typhoon

Statistical parameters

KEtime-I

KEmm-I

Power

Linear

logarithmic

Exponential

Power

Linear

72 rainfall events

R2

0.99

0.98

0.71

0.72

0.72

0.58

Rmse

23.10

40.28

4.07

4.05

3.99

4.72

Nrmse

0.19

0.33

4.07

4.05

0.03

4.72

Fungwong

R2

0.99

0.99

0.72

0.71

0.76

0.65

RMSE

65.15

135.87

4.68

4.72

4.36

5.74

NRMSE

0.45

0.95

0.03

0.03

0.03

0.04

Lupit

R2

0.97

0.95

0.47

0.47

0.48

0.45

RMSE

9.66

24.89

4.80

4.49

4.60

5.23

NRMSE

0.75

1.94

0.37

0.35

0.36

0.41

Namtheun

R2

0.99

0.99

0.96

0.95

0.97

0.89

RMSE

81.05

153.95

2.93

3.59

2.99

9.73

NRMSE

0.66

1.25

0.02

0.03

0.02

0.08