Landsat 8/9 TVI
Transformed Vegetation Index for Landsat 8/9
Vegetation Satellite Provider: USGS/NASA
Applications
Vegetation mapping
Crop monitoring
Land cover classification
Vegetation change detection
Quick Stats
Category: vegetation
Sensor: Landsat 8/9
Provider: USGS/NASA
Bands Used: 2
Description
A simple transformation of NDVI that shifts values to avoid negative numbers. TVI ranges from 0 to 1, making it easier to interpret and use in some applications.
Formulas
General Formula
Landsat 8/9 Specific Formula
sqrt((B5 - B4) / (B5 + B4) + 0.5)Spectral Band Visualization
Band Wavelengths
red: 640-680
nir: 760-900
Code Examples
tvi.py
References
Deering et al. (1975).
Bannari et al. (1995). A review of vegetation indices.
Hunt Jr. et al. (2011). Remote Sensing Leaf Chlorophyll Content Using a Visible Band Index.