On Tue, 2009-03-31 at 17:13 +0200, Markus Neteler wrote: > On Tue, Mar 31, 2009 at 5:00 PM, Markus Metz > <[email protected]> wrote: > > Nikos Alexandris wrote: > >> Using MODIS (range varries between bands, up to max. ~5500): > >> > > > > Sure? Valid range: -100 - 16000 for MODIS e.g. Surface Reflectance 8-Day L3 > > Global 500m. > > Remember that you have to rescale these data first: > > https://lpdaac.usgs.gov/lpdaac/products/modis_products_table > -> MOD09Q1 Terra Surface Reflectance Bands 1–2 Tile 250m 8 Day > > https://lpdaac.usgs.gov/lpdaac/products/modis_products_table/surface_reflectance/8_day_l3_global_250m/v5/terra > -> layers > > ... MULTIPLY BY SCALE FACTOR ...
> best, > Markus Yep, I know that. But why is it wrong to just use them as they are? Regards, Nikos _______________________________________________ grass-user mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-user
