Table 4.

SVM classification accuracy of GeoEye-1 data.

Class	Method One	Method Two
Water	0.8714	0.9946
Forest land	0.8623	0.8705
Arable land	0.8435	0.9860
Residential land	0.7123	0.7768
Roads	0.6930	0.6964
Bare land	0.6551	0.6646
OA/%	88.51	96.75
Kappa coefficient	0.84	0.93

The accuracy of each class in the table is the conditional Kappa coefficient.