Gaofen-2 SAVI

Soil Adjusted Vegetation Index for Gaofen-2

Vegetation Satellite Provider: CNSA
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Applications

Arid and Semi-arid Regions
Sparse Vegetation Monitoring
Soil-Vegetation Studies

Quick Stats

Category: vegetation
Sensor: Gaofen-2
Provider: CNSA
Bands Used: 2

Description

Vegetation index that minimizes soil brightness influences. The L factor is typically set to 0.5 for moderate vegetation cover.

Formulas

General Formula

Gaofen-2 Specific Formula

((NIR - Red) / (NIR + Red + L)) * (1 + L)

Spectral Band Visualization

Band Wavelengths

Red: 630-690 nm
NIR: 770-900 nm

Code Examples

savi.py

References

Huete (1988)