Table 4. Comparison between observed and simulated runoff results

	Runoff in vegetation unit-type LID system
	Experimental group	Control group
Observed avg. (ℓ/hr)	0.32	0.70
Simulated avg. (ℓ/hr)	0.22	0.58
O/S	1.44	1.21
Dv	30.35	17.27
NSE	0.36	0.78
RMSE	0.21	0.34