Information for Sensor and Index

Formula

General Formula	$\frac{NIR - RED - y (RED - BLUE)}{NIR + RED - y (RED - BLUE)}$
Specific Formula	$\frac{5 - 4 - y (4 - 2)}{5 + 4 - y (4 - 2)}$
Calculated	Automatic
Comment

Sensor

Name	Kompsat-2
Full Name	Korea Multi-Purpose Satellite
Bands	5
Spectrum [nm]	0-900
Spat.Res. [m]	1-4
Inclination	0
Platform
Operator	KARI (Korea Aerospace Research Institute), South Korea
Date of Launch	2006-07-28
Comment
Usable for Indices	yes
Description

Index

Name	Atmospherically Resistant Vegetation Index
Abbreviation	ARVI
Formula	$\frac{NIR - RED - y (RED - BLUE)}{NIR + RED - y (RED - BLUE)}$
Variables	NIR = [781:1399]
Expl. of Variables	y = quotient derived from the components of atmospheric reflectance in the blue and red channel (see literature, e.g. Bannari 1992, for details)
Wavelengths	420:480,640:760,781:1399
Source	Original formula
Description	Minimizes the effects of atmospheric scattering in comparison to the NDVI

References

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Index