Re: [GRASS-user] v.generalize failing on some geoms

Thanks Markus for the hint. Replies below. Il 10/02/2018 22:53, Markus Metz ha scritto: > This seems to be a reprojection problem. > > If you reprojected the vector data in GRASS with v.in.ogr + v.proj, this > is a problem of GRASS, granted that v.in.ogr did not complain about > vector topology.

Re: [GRASS-user] v.generalize failing on some geoms

Il 09/02/2018 19:25, Markus Neteler ha scritto: > On Fri, Feb 9, 2018 at 6:19 PM, Paolo Cavallini wrote: >> Hi all, >> v.generalize is failing to simplify some of my geometries when in >> EPSG:3857. Same geoms in EPSG:3003 were simplified correctly. >> Incorrect borders

Re: [GRASS-user] v.generalize failing on some geoms

On Fri, Feb 9, 2018 at 6:19 PM, Paolo Cavallini wrote: > > Hi all, > v.generalize is failing to simplify some of my geometries when in > EPSG:3857. Same geoms in EPSG:3003 were simplified correctly. > Incorrect borders were reported, unclear to me why. > All the best, and

Re: [GRASS-user] i.atcorr range and rescale parameters for Sentinel 2 images

On Sat, Feb 10, 2018 at 6:11 PM, roberta fagandini wrote: > > Hi Markus and Žofie, > > thank you for your hints! > > I tested i.atcorr with range=1,1 and rescale=1,1. In this way, value 1 is assigned to all those pixels with reflectance greater than 1 in

Re: [GRASS-user] Issue with addon r.vif in MS Windows GUI installations (stand-alone v. 7.2.2 and 7.0.5)

>I have had a go with a Windows 10 (64 bit) machine with Grass version 7.0.5. could you update to: GRASS GIS 7.4.0 (current stable) or GRASS GIS 7.2.2 (old stable) ? Grass version 7.0.5 is now really very old. - best regards Helmut -- Sent from:

Re: [GRASS-user] Issue with addon r.vif in MS Windows GUI installations (stand-alone v. 7.2.2 and 7.0.5)

Hi Paulo & Helmut, I have had a go with a Windows 10 (64 bit) machine with Grass version 7.0.5. I copied the r.vif patch into the location C:\Users\YourUserName\AppData\Roaming\GRASS7\addons\scripts. I get the following error message (I tried with the existing installation, uninstalled this

Re: [GRASS-user] i.atcorr range and rescale parameters for Sentinel 2 images

Hi Markus and Žofie, thank you for your hints! I tested i.atcorr with range=1,1 and rescale=1,1. In this way, value 1 is assigned to all those pixels with reflectance greater than 1 in the not-corrected image band (I'm using a blue band with min=1 and max= 21604). If I set

Re: [GRASS-user] Issue with addon r.vif in MS Windows GUI installations (stand-alone v. 7.2.2 and 7.0.5)

>> Did you consider using cStringIO, if you need a file-object? >> >> That would avoid the temporary file and thus should be more efficient >> too. See attached diff (it is probably not necessary to remove the last >> line break though). >Implemented your patch, thanks. Dinarzarde, can you test?

Re: [GRASS-user] Issue with addon r.vif in MS Windows GUI installations (stand-alone v. 7.2.2 and 7.0.5)

On 2/3/18 1:33 PM, Stefan Blumentrath wrote: Hi Paulo and Helmut, Did you consider using cStringIO, if you need a file-object? That would avoid the temporary file and thus should be more efficient too. See attached diff (it is probably not necessary to remove the last line break though).