Landscape Pattern and Ecological Security Assessment and Prediction Using Remote Sensing Approach

Table 3

Weight setting for synthetic assessment system of ecological security index.

Target layer	Criterion layer	Index layer	Weight
Comprehensive evaluation	Pressure; 0.1196	Density of population	0.3828
		Urban expansion intensity	0.3392
		Building land index	0.2780
	State; 0.4481	NDVI	0.3079
		Biological richness	0.3752
		Ecological resilience	0.3169
	Response; 0.3075	Green index	0.3748
		Humidity index	0.3687
		Dryness index	0.2565
	Pattern; 0.1248	FI	0.3588
		FDI	0.3049
		SHDI	0.3363