[GRASS-user] Raster analysis

[Hamish]

RAVI KUMAR wrote:
> Please react to the statement below. This is from one shifting from
> Idrisi to GRASS
> 
> "I have found that colour manipulation by contrast stretching is not
> possible in GRASS or am I wrong."


The i.landsat.rgb module --
  modify color rules based on histogram without touching the data

read the script to see the method.


demonstration:
  http://bambi.otago.ac.nz/hamish/grass/landsat/




Hamish