## DESCRIPTION

i.emissivity calculates the emissivity in the longwave radiation spectrum, according to the semi-empirical equation related to NDVI by Caselles and Colles (1997), valid in the NDVI range of 0.16 to 0.74.

Estimation in the 8-14 micrometers range for sparse canopy...

## SEE ALSO

i.eb.netrad

## AUTHORS

Yann Chemin, GRASS Development Team

Last changed: $Date: 2014-12-09 18:31:29 +0100 (Tue, 09 Dec 2014) $