Gaofen-2 GNDVI
Green Normalized Difference Vegetation Index for Gaofen-2
Vegetation Satellite Provider: CNSA
Applications
Vegetation Analysis
Chlorophyll Content Estimation
Biomass Assessment
Agriculture
Forest Health Monitoring
Quick Stats
Category: vegetation
Sensor: Gaofen-2
Provider: CNSA
Bands Used: 2
Description
Vegetation index that uses green wavelengths instead of red to assess vegetation characteristics. More sensitive to chlorophyll content and can be useful for detecting stress in dense vegetation canopies.
Formulas
General Formula
Gaofen-2 Specific Formula
(NIR - Green) / (NIR + Green)Spectral Band Visualization
Band Wavelengths
Green: 540-570 nm
NIR: 770-900 nm
Code Examples
gndvi.py
References
Gitelson et al. (1996)