Radioindice.ndvi
- Radioindice.ndvi = ndvi
Normalized Difference Vegetation Index (red, nir channels)
\[ndvi = \frac{nir - red}{nir + red}\]References
Rouse J.W., Haas R.H., Schell J.A., Deering D.W., 1973. Monitoring vegetation systems in the great plains with ERTS. Third ERTS Symposium, NASA SP-351. 1:309-317
Tucker C.J., 1979. Red and photographic infrared linear combinations for monitoring vegetation. Remote Sens Environ 8:127-150