Are Feature Agreement Statistics Alone Sufficient to Validate Modelled Flood Extent Quality? A Study on Three Swedish Rivers Using Different Digital Elevation Model Resolutions

Table 5

Performance scores of results from the Eskilstuna river, based on using different resolution DEMs.

	Resolution (m)					Inundation area (km^2)	% diff.
Eskilstuna north	1	0.965	0.951	0.944	0.930	0.1604	−0.67
	2	0.956	0.943	0.926	0.912	0.1588	−1.69
	3	0.911	0.892	0.839	0.821	0.1528	−5.41
	10	0.874	0.835	0.786	0.747	0.1532	−5.16
	25	0.814	0.726	0.716	0.629	0.1598	−1.09
	50	0.724	0.543	0.630	0.446	0.1786	10.55
Eskilstuna south	1	0.974	0.966	0.958	0.949	0.3578	−0.83
	2	0.959	0.946	0.930	0.917	0.3548	−1.68
	3	0.943	0.926	0.904	0.887	0.3526	−2.30
	10	0.920	0.886	0.875	0.841	0.3567	−1.15
	25	0.847	0.776	0.765	0.694	0.3567	−1.15
	50	0.754	0.613	0.648	0.507	0.3754	4.05