Table 3 Results of optimal model evaluation indicators for each site.

From: A novel optimization rainfall coupling model based on stepwise decomposition technique

Indicators

Huairou

Hekou

Jingxian

Jiaozuo

Zhengding

RMSE

18.37

25.11

24.74

11.62

14.32

NSE

0.86

0.75

0.86

0.80

0.79

MRE

107.20

173.75

51.71

106.26

96.17

IA

0.97

0.96

0.98

0.97

0.98

U1

0.11

0.15

0.11

0.12

0.11