Dragonette-1 TVI

Transformed Vegetation Index for Dragonette-1

Vegetation Satellite Provider: Wyvern

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Applications

Vegetation mapping

Crop monitoring

Land cover classification

Vegetation change detection

Quick Stats

Category: vegetation

Sensor: Dragonette-1

Provider: Wyvern

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

Dragonette-1 Specific Formula

sqrt((Band 23 - Band 12) / (Band 23 + Band 12) + 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.