Dear Nikos, Thanks a lot for your answer and the orientation. The information and the link are very useful. Kind regards, Gabriel
On Wed, Aug 22, 2018 at 5:19 AM Nikos Alexandris <[email protected]> wrote: > * Gabriel Cotlier <[email protected]> [2018-08-21 12:00:24 -0300]: > > >Dear Nikos and GRASS users, > > > >I would like to ask if nonetheless the effect due to "stray light" the > >*i.landsat8.swlst* code for split window is still applicable to Landsat 8 > >data and whether these error is specially visible on water bodies? and > >whether band 10 is better than band 11 in terms of correction processing > >for Level -1 data products? > > > >Thanks a lot. > > > >Kind regards, > >Gabriel > > Dear Gabriel, > > for details and references, refer to > > > https://landsat.gsfc.nasa.gov/landsat-8-thermal-data-ghost-free-after-stray-light-exorcism/ > > Make sure you use the newest Level-1 Collection 1 Landsat 8 products. > > I use `i.landsat8.swlst` and plan to improve it further. > > However, whether to prefer a Split-Window based approach, or another > Single-Channel one, depends on what you want to do. Think of spatial > extent and coverage of various land (cover) types, temporal extent > and more. > > Thermal remote sensing is hard(er) also because it's hard to get > ground-truth data sets so as to validate LST estimations. > > Nikos >
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