Impacts of Land Cover Change on the Near-Surface Temperature in the North China Plain

Table 5

Error matrix of accuracy assessment for reclassifying land-cover and land-use types.

	Irrigated cropland and pasture^b	Dryland cropland and pasture^b	Deciduous broadleaf forest^b	Grassland^b	Water bodies^b	Urban and built-up land^b	Unused land^b
Irrigated cropland and pasture^a	97.32	0.32	2.04	0.02	0.15	2.88	0.03
Dryland cropland and pasture^a	0.23	98.74	3.43	2.02	0.05	3.2	0.2
Deciduous broadleaf forest^a	0.54	0.04	96.45	4.43	0.23	0.3	0.22
Grassland^a	0.34	0.26	5.23	93	0.4	0.54	0.17
Water bodies^a	0.37	0.24	0.01	0.05	97.78	0.27	0.23
Urban and built-up land^a	0	0	0	0	0	99.25	0
Unused land^a	0.02	0.1	0.07	0.12	0.14	0.69	90.86

Note: ^a,brepresent land-cover and land-use types before and after reclassification.
Overall accuracy = 96.84%, Kappa coefficient = 0.9503.