Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-21 Thread Gabriel Cotlier
Thanks a lot very good information and guidance. Thanks Gabriel On Wed, Aug 21, 2019 at 3:31 AM Nikos Alexandris wrote: > * Gabriel Cotlier [2018-08-21 12:00:24 -0300]: > > >I would like to ask if nonetheless the effect due to "stray light" the > >*i.landsat8.swlst* code for split window is

Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-21 Thread Nikos Alexandris
* Gabriel Cotlier [2018-08-21 12:00:24 -0300]: 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? The implemented algorithm (Du,

Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-20 Thread Gabriel Cotlier
Dear Markus, My message to your code: g.region -p n=75:00:15N s=65:00:15S w=179:59:45W e=180:00:15E res=00:00:30 is in the picture bellow: [image: image.png] On Tue, Aug 20, 2019 at 5:34 PM Gabriel Cotlier wrote: > Dear Markus, > My grass version is : GRASS GIS 7.6.1 > > On Tue, Aug 20, 2019

Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-20 Thread Gabriel Cotlier
Dear Markus, My grass version is : GRASS GIS 7.6.1 On Tue, Aug 20, 2019 at 5:13 PM Markus Metz wrote: > Dear Gabriel, > > On Tue, Aug 20, 2019 at 9:50 PM Gabriel Cotlier > wrote: > > > > Dear Markus, > > So I run the command g.region w=179:59:45W e=180:00:15E > > > > Now my log now before and

Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-20 Thread Markus Metz
Dear Gabriel, On Tue, Aug 20, 2019 at 9:50 PM Gabriel Cotlier wrote: > > Dear Markus, > So I run the command g.region w=179:59:45W e=180:00:15E > > Now my log now before and after the command g.region w=179:59:45W e=180:00:15E is as follows: > > 360 degree EW extent is exceeded by 1 cells > 360

Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-20 Thread Gabriel Cotlier
Dear Markus, So I run the command g.region w=179:59:45W e=180:00:15E Now my log now before and after the command g.region w=179:59:45W e=180:00:15E is as follows: 360 degree EW extent is exceeded by 1 cells 360 degree EW extent is exceeded by 1 cells (Tue Aug 20 16:41:45 2019) Command finished

Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-20 Thread Gabriel Cotlier
Dear Markus, Thanks a lot for your response and explanation. Changing the region to w=179:59:45W e=180:00:15E, am I not only avoiding the warning, but also changing the layers to be physically correct, right? Thanks again for your help. regards, Gabriel On Tue, Aug 20, 2019 at 4:24 PM Markus

Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-20 Thread Markus Metz
Dear Gabriel, On Tue, Aug 20, 2019 at 12:19 AM Gabriel Cotlier wrote: > > Dear Markus, > > Thanks a lot for the clarification and explanation, your response was indeed helpful. > > I got for all maps in the mapset I used, for both the DMSP original raster layers and the intercallibrated rasrer

Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-19 Thread Markus Metz
On Mon, Aug 19, 2019 at 12:05 AM Gabriel Cotlier wrote: > > Hello, > My question is how does it influence the fact that it say: > 360 degree EW extent is exceeded by 0.999827 cells this is caused by the truncated resolution of 0.0083330 with a corrected resolution of 00:00:30, the

Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-18 Thread Gabriel Cotlier
Hello, My question is how does it influence the fact that it say: 360 degree EW extent is exceeded by 0.999827 cells 360 degree EW extent is exceeded by 1 cells [image: image.png] while when I loaded a first file I defined a region as [image: Capture.JPG] which is exactly I suppose the

Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-18 Thread Gabriel Cotlier
Hello, another question, regarding *i.nightlights.intercalibration, *can I run this code as python package/lbrary loading it from Spyder or Jupiter Notebook instead of using GRASS interface, if so how is a convenient way to install *i.nightlights.intercalibration *in python using Spyder?

Re: [GRASS-user] question on Stray light Landsat 8 data

2019-08-17 Thread Gabriel Cotlier
Dear Nikos. After a long time I'm trying to reproduce a routine I have for doing intercallibratrion of DMSP 1992-2012 but for some reason It doesn't work to me. I think is because the problem between the region of the layers 30 arc sec should resolution be from 0.0083330 to

Re: [GRASS-user] question on Stray light Landsat 8 data

2018-08-22 Thread Gabriel Cotlier
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 wrote: > * Gabriel Cotlier [2018-08-21 12:00:24 -0300]: > > >Dear Nikos and GRASS users, > > > >I would like to

[GRASS-user] question on Stray light Landsat 8 data

2018-08-21 Thread Gabriel Cotlier
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