SAGA-GIS Tool Library Documentation (v7.8.2)

Tool Vegetation Index (Slope Based)

Slope based vegetation indices.

(NIR = near infrared, R = red, S = soil adjustment factor)



References


Parameters

 NameTypeIdentifierDescriptionConstraints
InputRed ReflectanceGrid, inputRED--
Near Infrared ReflectanceGrid, inputNIR--
OutputDifference Vegetation Index (*)Grid, output, optionalDVI--
Normalized Difference Vegetation Index (*)Grid, output, optionalNDVI--
Ratio Vegetation Index (*)Grid, output, optionalRVI--
Normalized Ratio Vegetation Index (*)Grid, output, optionalNRVI--
Transformed Vegetation Index (*)Grid, output, optionalTVI--
Corrected Transformed Vegetation Index (*)Grid, output, optionalCTVI--
Thiam's Transformed Vegetation Index (*)Grid, output, optionalTTVI--
Soil Adjusted Vegetation Index (*)Grid, output, optionalSAVI--
OptionsGrid SystemGrid systemPARAMETERS_GRID_SYSTEM--
Soil Adjustment FactorFloating pointSOILFor SAVI, suggested values (after Silleos et al. 2006): 1.0 = very low, 0.5 = intermediate, 0.25 = high densitity vegetation.Minimum: 0.000000
Maximum: 1.000000
Default: 0.500000
(*) optional

Command-line

Usage: saga_cmd imagery_tools 1 [-RED <str>] [-NIR <str>] [-DVI <str>] [-NDVI <str>] [-RVI <str>] [-NRVI <str>] [-TVI <str>] [-CTVI <str>] [-TTVI <str>] [-SAVI <str>] [-SOIL <double>]
  -RED:<str>    	Red Reflectance
	Grid, input
  -NIR:<str>    	Near Infrared Reflectance
	Grid, input
  -DVI:<str>    	Difference Vegetation Index
	Grid, output, optional
  -NDVI:<str>   	Normalized Difference Vegetation Index
	Grid, output, optional
  -RVI:<str>    	Ratio Vegetation Index
	Grid, output, optional
  -NRVI:<str>   	Normalized Ratio Vegetation Index
	Grid, output, optional
  -TVI:<str>    	Transformed Vegetation Index
	Grid, output, optional
  -CTVI:<str>   	Corrected Transformed Vegetation Index
	Grid, output, optional
  -TTVI:<str>   	Thiam's Transformed Vegetation Index
	Grid, output, optional
  -SAVI:<str>   	Soil Adjusted Vegetation Index
	Grid, output, optional
  -SOIL:<double>	Soil Adjustment Factor
	Floating point
	Minimum: 0.000000
	Maximum: 1.000000
	Default: 0.500000