On Wed, Feb 20, 2013 at 3:35 PM, Nikos Alexandris <[email protected]> wrote: > On Wednesday 20 of February 2013 13:54:11 Nikos Alexandris wrote: >> Advanced users, >> >> may I seek for some recommendation on filtering Landsat reflectance >> outliers? > > (Thanks Yann) > > Reflectance is a unit-less ratio, ranging from 0 to 1.0. So I can flatten > everything >1.0 to 1.0.
I would run r.neighbors with a 3x3 or 5x5 moving window and averaging or likewise. The question is always: are they outliers or data? Markus _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
