Spectral Residual Model for Rural Residential Region Extraction from GF-1 Satellite Images

Table 1

The parameter of GF-1 satellite sensor.

Parameter	Index of band	Band name	Spectral range (/um)	Resolution (m)
Panchromatic band	—	PAN	0.45~0.90	2
Multispectral bands	B1	Blue	0.45~0.52	8
	B2	Green	0.52~0.59	8
	B3	Red	0.63~0.69	8
	B4	NIR	0.63~0.89	8