SAVI

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SAVI (Soil Adjusted Vegetation Index)


Calculation:

SAVI = (1 + L) * (NIR - R) / (NIR + R + L)
L = correction factor
L = 0 for high vegetation cover, 1 for low, and usually L = 0.5


Characteristics:

ratio-based index,
limited range: -1<SAVI<1,
effect of soil minimized


Reference:

Huete A.R., 1988. A soil-adjusted vegetation index (SAVI). Remote Sens Environ 25:295-309