Table 9.

Agreement between map and reference labels for NLCD 2011 for the continental United States at Level I of the classification hierarchy. See Table 4 for explanation of contents. OA₁ = 74.5% (± 0.6%) and OA₂ = 88.0 (± 0.4%).

Map ↓	Reference
	10	20	30	40	50	70	80	90	Total	User	Auser	n
10	1.5720	0.0432	0.0137	0.0164	0.0079	0.0052	0.0171	0.1002	1.7757	89 (2)	91 (2)	214
20	0.0065	4.2506	0.0304	0.5230	0.1319	0.1756	0.6999	0.0412	5.8143	72 (2)	84 (2)	1758
30	0.0531	0.0274	0.5486	0.0233	0.2476	0.2876	0.0119	0.0287	1.2282	45 (4)	60 (4)	244
40	0.0362	0.5392	0.0098	21.8308	1.9046	0.3243	0.2810	0.4008	25.3262	86 (1)	94 (1)	1712
50	0.0501	0.3776	0.1182	2.0280	15.4971	3.9180	0.3795	0.0420	22.4105	69 (2)	88 (1)	1224
70	0.0388	0.3481	0.1034	0.6566	3.5890	7.9595	2.3091	0.0785	15.1190	53 (2)	81 (2)	1022
80	0.0685	0.9993	0.0173	0.9767	0.3127	0.6027	19.7591	0.2901	23.0263	86 (1)	92 (1)	1337
90	0.1185	0.0910	0.0044	1.3853	0.2564	0.1411	0.1205	3.1736	5.2998	60 (3)	75 (2)	489
Total	1.9438	6.6675	0.8457	27.4396	21.9563	13.4138	23.5781	4.1552	100.0000
Prod	81 (3)	63 (2)	65 (7)	80 (1)	71 (1)	59 (2)	76 (2)	76 (2)
Aprod	86 (3)	80 (2)	81 (6)	88 (1)	90 (1)	88 (1)	91 (2)	91 (2)
n	232	1623	143	2108	1198	857	1461	378				8000