Improving the Distributed Hydrological Model Performance in Upper Huai River Basin: Using Streamflow Observations to Update the Basin States via the Ensemble Kalman Filter

Table 5

The statistics of the estimated streamflow obtained by EnOL and EnKF at the five interior discharge gauges.

Discharge gauges	EnOL			EnKF			NER (%)
	RMSE (m^3/s)	NSE	CC	RMSE (m^3/s)	NSE	CC
Dapoling	39.82	0.46	0.71	39.01	0.49	0.71	2.03
Changtaiguan	72.99	0.41	0.66	72.96	0.41	0.66	0.04
Zhuganfu	56.51	0.64	0.81	60.12	0.6	0.78
Huangchuan	67.36	0.59	0.77	68.07	0.58	0.76
Xixian	199.98	0.55	0.74	187.38	0.61	0.78	6.3

Note: CC represents the correlation coefficient.