Tool NameVegetation Index (Slope Based)
Tool ID1
Library IDimagery_tools
Version1.0
Author(s)V.Olaya (c) 2004, O.Conrad (c) 2011

Description

Slope based vegetation indices.

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



References

Huete, A.R. (1988): A soil-adjusted vegetation index (SAVI). Remote Sensing of Environment, vol. 25, issue 3, pp. 259-309. https://doi.org/10.1016/0034-4257(88)90106-X

McCloy, K.R. (2006): Resource Management Information Systems: Remote Sensing, GIS and Modelling. 2nd Edition, CRC Taylor & Francis, 575pp.

Mroz, M., Sobieraj, A. (2004): Comparison of Several Vegetation Indices Calculated on the Basis of a Seasonal Spot XS Time Series, and their Suitability for Land Cover and Agricultural Crop Identification. Technical Sciences, No. 7, 39-66. http://www.uwm.edu.pl/wnt/technicalsc/ts7_2004/4_7_2004.pdf

Silleos, N.G., Alexandridis, T.K., Gitas, I.Z., Perakis, K. (2006): Vegetation Indices: Advances Made in Biomass Estimation and Vegetation Monitoring in the Last 30 Years. Geocarto International, 21:4, 21-28. http://dx.doi.org/10.1080/10106040608542399


Parameters

NameTypeIdentifierDescriptionConstraints
Input
Red Reflectancegrid, inputRED
Near Infrared Reflectancegrid, inputNIR
Output
Difference Vegetation Indexgrid, output, optionalDVI
Normalized Difference Vegetation Indexgrid, output, optionalNDVI
Ratio Vegetation Indexgrid, output, optionalRVI
Normalized Ratio Vegetation Indexgrid, output, optionalNRVI
Transformed Vegetation Indexgrid, output, optionalTVI
Corrected Transformed Vegetation Indexgrid, output, optionalCTVI
Thiam's Transformed Vegetation Indexgrid, output, optionalTTVI
Soil Adjusted Vegetation Indexgrid, output, optionalSAVI
Options
Soil Adjustment Factorfloating point numberSOILFor SAVI, suggested values (after Silleos et al. 2006): 1.0 = very low, 0.5 = intermediate, 0.25 = high density vegetation.Minimum: 0.000000
Maximum: 1.000000
Default: 0.500000