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1
vote
1
answer
2k
views
All processes have already been run
I have a Model in ModelBuilder, and I did not do any special manipulation, but when I am running Model I am getting error:
All processes have already been run
I tried to remove intermediate data …
2
votes
1
answer
497
views
All cells in raster have the NODATA value
I created some vector polygons, added there field height, fill it with values. After it using polygon to raster converted it to polygon (specified that value field to height).
Than I got rasters.
…
2
votes
2
answers
80
views
Recalculating area of single field in another projection?
I have polygon area. ArcGIS automatically calculate it's area for current coordinate system. I would like to create second field and calculate it's area in another coordinate system.
So in result I w …
0
votes
1
answer
135
views
Skyline Tool: Using angle of elevation from observer point?
Situation:
I want to determine if I can aim an antenna at a satellite from a given location and still receive satellite signals without surface obstacles (e.g., mountains) blocking the antenna. The a …
1
vote
0
answers
59
views
Can I work directly with spatial (PostGIS/SDE) DB with SQL queries? [closed]
There is some instruments like ArcPy for working with spatial DB. But can I do same work with simple (for example) PostgeSQL driver for Python?
Can I do select data column from DB A and insert data t …
0
votes
1
answer
80
views
Why polygons is displaying under DEM?
I am trying to create 3d buildings in ArcMap. I added SRTM, than created shape and draw on top of it few polygons and than specified to every polygon height (add and fill column height).
But when I a …
1
vote
0
answers
54
views
Skyline select wrong zone
I need to make skyline for my DEM with buildings on it. The height of building is height of DEM + height of building.
The problem that tool select me improbable zone:
It's not possible that part o …
0
votes
1
answer
90
views
Understanding if pixel value is brightness or height?
I have geotiff. How to understand if pixel value is brightness or height?
I am downloading SRTM data from
https://earthexplorer.usgs.gov/
And trying to open them on ArcScene, but when I am trying …