Questions tagged [grass-6.4]
when GRASS 6.4 is the version you are using from the GRASS platform
9
questions
1
vote
0
answers
318
views
i.cluster command with GRASS GIS
I am trying to do an unsupervised classification using GRASS GIS software. I have hyperspectral photo and now analyzing vegetation indices. Here is what I did:
Created 2000+ raster photos with ...
2
votes
1
answer
70
views
How to include pixels excluded by MASK in GRASS GIS?
I have a 150km x 150km raster layer of elevation. I'm running a cell-by-cell PyGRASS script, with one step that considers all neighboring cells within a fairly large circular radius (25km). To account ...
0
votes
1
answer
202
views
r.sun model crashing (GRASS GIS 7.0.4, Windows 7 Enterprise SP1)
I have been trying to run the r.sun model on a small test area but it crashes after roughly 5-6 minutes. A windows error pops up saying the program stopped working. I used it before to create an ...
3
votes
1
answer
463
views
How to symbolize raster with field values in QGIS or GRASS GIS?
I have a raster with ten field values.
In ArcGIS I can open and select one of the field values for symbology and it show me the values from that field.
How can I handle this in QGIS?
I share a ...
1
vote
2
answers
116
views
Issue running r.region in GRASS command line
I'm currently attempting to use r.region to preform analysis on a specific area of a raster image. I'm receiving Lat/Long data from the step before me, but I'm having issues using that data in r....
2
votes
1
answer
95
views
In ArcGIS raster calculator can you access the individual cells surrounding a central cell like you can in GRASS r.mapcalc
Is there a way to do the following in Raster Calculator in ArcGIS?
In GRASS r.mapcalc you can access the cells surrounding the current cell by writing inputRaster[a,b] where a and b represent the ...
2
votes
0
answers
223
views
Will Grass GIS 6s atmospheric correction take raster as input for atmospheric parameters
I am working on atmospheric correction using 6s in Grass 6.4.4 version(i.atcorr module).
I want to use raster data set for atmospheric parameters. Presently I am creating an icnd (input condition)...
4
votes
1
answer
2k
views
GRASS via Processing Toolbox doesn't work in QGIS 2.8.3 on Mac?
I am quite new to QGIS and working with the external applications such as GRASS.
When trying to launch a GRASS tool from the processing toolbox I get the following error:
Missing dependency. This ...
1
vote
1
answer
89
views
Set region with rounded values/coordinates
How do I set a region update with rounded coordinates.
I usually set my region from a puffer around my points of interest and round up the north and east coordinates and round down the south and west ...