WorldView 1 TSAVI

Transformed Soil Adjusted Vegetation Index for WorldView 1

Vegetation Satellite Provider: MAXAR

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Applications

Vegetation monitoring in areas with exposed soil

Agricultural crop assessment

Biomass estimation

Leaf Area Index (LAI) measurement

Sparse vegetation mapping

Quick Stats

Category: vegetation

Sensor: WorldView 1

Provider: MAXAR

Bands Used: 2

Description

A vegetation index designed to minimize soil brightness effects on vegetation measurements. TSAVI requires knowledge of the soil line parameters (slope and intercept) for optimal performance.

Formulas

General Formula

WorldView 1 Specific Formula

(a * (Panchromatic - a * Panchromatic - b)) / (Panchromatic + a * Panchromatic - a * b + X * (1 + a^2))

Spectral Band Visualization

Band Wavelengths

red: 640-680

nir: 760-900

Code Examples

tsavi.py

References

Baret et al. (1989). TSAVI: a vegetation index which minimizes soil brightness effects on LAI and APAR estimation.