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Results tagged with arcgis-desktop
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user 21692
Use this tag when ArcGIS Desktop is the product you are using but also tag for the application (ArcGIS Pro or ArcMap) that you are using.
0
votes
Determining if file in projected or geographic coordinates using ArcGIS Desktop?
As documented on ESRI support website, the EPSG (acronym from European Petroleum Survey Group) codes in general correspond to WKID (well-known ID).
Majority of coordinate systems using by ESRI comes …
- 3,386
2
votes
1
answer
413
views
Creating multiple non-overlapping rings but unable to tell which fc they surround using ArcPy?
I am using ArcGIS Desktop 10.4.
I would like to create multiple ring buffers surrounding my polygon localities. My buffers should not overlap and I need to know, which location each of my buffers su …
- 3,386
4
votes
3
answers
401
views
Determining if file in projected or geographic coordinates using ArcGIS Desktop?
I have download the European grid DEM raster data from Copernicus website, which I would like to use to calculate solar radiation for smaller study site.
The ArcGIS:Area solar radiation tool requires …
- 3,386
0
votes
0
answers
278
views
ArcGIS 10.1: Do I need to deauthorize licences when reinstalling Licence manager on the same...
I have installed ArcGIS Desktop 10.1 Advanced concurrent use and Licence server administrator on the same PC (Windows 7 Ultimate, 32 bit). I would like to reinstall the whole installation of ArcGIS: t …
- 3,386
2
votes
1
answer
463
views
Maximum likelihood classification, Landsat: Why to exclude thermal band?
(transfered from https://stackoverflow.com/questions/39348977/maximum-likelihood-classification-landsat-why-to-exclude-thermal-band)
I search for an argument (which I could cite, ideally) to support …
- 3,386
4
votes
1
answer
2k
views
arcpy: Select layer by attribute with SWITCH_SELECTION seems not to work
I have a large feature classes, where a field named "gridcode" contains integers values from 6 to 17. I would like to get rid of features, where the gridcode = 6, 9 or 15.
Therefore, I have created a …
- 3,386
4
votes
How to get spatial reference of a shapefile using python?
if you want to spell out the name of the Spatial reference for feature class fc, use:
# Get spatial reference of the feature class
spatialRef = arcpy.Describe(fc).SpatialReference
# print the spatia …
- 3,386
1
vote
3
answers
2k
views
How to automatically get mode (modus) of a raster in ArcGIS
do you have some experience how to automatically get mode value from a raster ( value that appears most often in a dataset)? I am looking for something like "get raster properties" in Spatial analysis …
- 3,386
2
votes
Accepted
How to automatically get mode (modus) of a raster in ArcGIS
@Jeffrey Evans thank for your inspiration in R, I found out a different approach and really easy:
library("raster")
library("rgdal")
ndvi2011<-raster("n_ndvi2011.img") # read raster .img
plot(ndvi20 …
- 3,386
4
votes
3
answers
191
views
Interactively deleting tiles of aerial photographs using ArcGIS Desktop?
I have a bunch of separated aerial photographs (res. 20 cm, count ~ 50, total size 20GB) stored in single folder. I do not have a reference polygon layer noting the extent and name of each title raste …
- 3,386
3
votes
2
answers
974
views
Switch between ArcGIS and R changes my shapefile projection?
Not the best practice, but somethimes I need to change between ArcGIS 10.6 and R (version 3.6.1) to process my shapefiles. For example, I want to read my shapefile in R -> process it -> export it back …
- 3,386
1
vote
2
answers
1k
views
Adding polygon attributes (Shape_Area) to point data using ArcGIS ModelBuilder?
I converted my polygon feature class P1 stored in GDB to centroids by Feature to point tool. I would like to keep the Shape_Area and Shape_Length, native to original polygons, in my resulting Centroid …
- 3,386
0
votes
Reclassifying raster data that falls within polygon using ArcGIS Desktop?
I think this answer published by @Zbynek completely response your question:
Reclassifying only part of raster keeping rest unchanged?
library (raster)
# use state bounds from gadm website:
# us = s …
- 3,386
1
vote
1
answer
434
views
R: Krovak projection in R - identical in ArcGIS, different in R?
I have two files: shapefile and raster, both in the same coordinate system in ArcGIS: EPSG 5514.
Check information on projection in ArcGIS for raster:
S-JTSK_Krovak_East_North
WKID: 5514 Authority: …
- 3,386
1
vote
How to speed up raster to polygon conversion in R?
from : https://sites.google.com/site/eospansite/installinggdalonmacosx
I'm copying these things in case link be broken:
Installing GDAL on Mac OSX and Polygonize Rasters
Go to
http://www.kyngch …
- 3,386