Questions tagged [arcgis-desktop]
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.
3,381
questions with no upvoted or accepted answers
2
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answers
61
views
Preventing ArcGIS Desktop from creating 64-bit rasters?
I've run into this issue recently wherein I run the Con tool on a 32-bit raster (TIFF format) to change some absurdly high/low values to 0 and I get a 64-bit raster (TIFF format) out the other side. ...
- 443
2
votes
0
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473
views
Parcel Width by Line Segment Closest to Street
My end goal is to calculate parcel widths (polygons). I use ArcGIS 10.6 but can also use QGIS if a solution requires it.
please note not all parcels are regular shapes, some are irregular
I ...
- 2,111
2
votes
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answers
500
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Why is Raster Calculator not honoring compression environment settings?
For some reason, the Raster Calculator isn't honoring any Raster Storage environments that I have set. Mainly, compression and pyramids. I am processing a large raster dataset through raster ...
- 408
2
votes
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answers
85
views
Completing dashed line shapefile feature that was created with ArcScan?
Using ArcScan to vectorize a raster floodplain boundary map, I have selected the area, run ArcScan in the area, to output a Shapefile of the line. ArcScan worked to create the line, and it is a dashed ...
- 21
2
votes
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answers
98
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Calculating individual width between buildings using ArcMap?
I have a building footprint shapefile and I would like to calculate the individual width between each building (i.e., adjacent building and across the street). I have looked at solutions which use the ...
2
votes
0
answers
50
views
When exporting, mask behind text becomes garbled (Data Driven Pages)
I am using Data Driven Pages with different rotations for a project. When I export to PDF or PNG, the mask behind the text moves and rotates. It does not seem to rotate in the direction of the data ...
- 71
2
votes
0
answers
323
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Calculating indices such as NDVI or NDSI on Landsat 8 imagery whose pixel type is 16 bit signed integer?
I am trying to calculate an NDSI (Normalized Difference Snow Index) using Landsat 8 OLI level 1 imagery atmospherically corrected in ERDAS ATCOR using raster calculator in ArcMap. NDSI is used to to ...
2
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answers
363
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Reprojecting raster file with unknown datum using ArcGIS Desktop?
I am new to GIS. I had a grib format data file and it's coordinate system shown below. I want to project it to WGS84, however, the datum of original file is unknown. I know I need to provide the datum ...
- 29
2
votes
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answers
197
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ArcGIS Calculate flooding area based on input amount of water
I have created a DEM based on historical maps from 1816. I'm supposed to calculate the flooded area for certain amounts of water (in m³/s).
I intended to do it with ArcHydro - however, as far as I ...
- 21
2
votes
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answers
186
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Removing dateline in polygons
I am using the marine boundaries data from MarineRegions.org and I'm trying to use cylindrical equal area with a -160 central meridian. I successfully removed the dateline from polygons basically ...
- 1,173
2
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78
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How to select trenches only upstream of a station (select by location)
I have a shape (line) that represents the hydromorphology of watercourses and contains several parameters. This morphological study of watercourses has been done on every 100 meters of surface ...
- 91
2
votes
0
answers
41
views
Marker symbols from a WMS not behaving with a rotated data frame?
I have unchecked "Rotate marker symbols with dataframe" in ArcGIS, which works as normal for marker symbols from locally sourced shapefiles, however, the WMS layer marker symbols do not respect the ...
2
votes
0
answers
534
views
Moving a feature to a new XY coordinate
I know how to move a point feature to a new location based on an updated XY coordinate. For example, joining an Excel or dbf table with the new XY cords to the production feature class attribute table ...
- 21
2
votes
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answers
3k
views
ArcGIS Repair geometry doesn't solve "Incomplete void poly" error
I'm working with 8 shapefiles at approximately 63 mb in size total and I am trying to use ArcGIS/arcpy's Union to combine them into one single dataset.
Each time I run this, I get the error:
ERROR ...
- 447
2
votes
0
answers
119
views
Attributing height data from points to Polylines for Tin creation?
I have to make a TIN of water surface height from about 170 points which have been collected from RTK along a river. The points however are few and far between and rarely on the opposite banks to ...
- 41
2
votes
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answers
24
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Color range over two layers
I am looking for a non-manual way to stretch a colour range over two raster layers.
Lets say I have two raster with data showing mean annual precipitation. In order to compare them visually I would ...
- 964
2
votes
0
answers
48
views
Discrete value extract from raster
I am trying to extract values from a landuse raster layer to a point shapefile. However, when I use either Extract Multi Values to Points or the Extract Values to Points tool, it returns pixel values ...
- 415
2
votes
0
answers
55
views
How to find frequency of a field based on another attribute?
I'm working in ArcMap. I have a list of people and the states that they live in. Small Example:
I want to know what is the most common name in each state.
I thought I would use the frequency tool ...
- 129
2
votes
0
answers
28
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Adding small-extent rasters to DEM
My goal: create viewsheds for observers which also incorporate the heights of buildings which could block observer view. This is using archaeological data, and is representing time change -- so I need ...
- 81
2
votes
0
answers
167
views
Moving end point of multiple lines in same shapefile using ArcMap?
Using ArcGIS 10.2
I require a method of editing multiple lines (selection) that share a common end point and to move the selection to an alternative common end point.
In the picture below I would ...
2
votes
0
answers
30
views
ArcGIS imagery analysis difference raster errors
I have two DEM rasters from the USGS NED dataset. One is from 2013 and one is from 2017, the extents should, and appear to, be 100% identical. I ran the difference function on the ArcGIS Imagery ...
- 546
2
votes
0
answers
45
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Merging different .asc rasters located in different folders
I'm using ArcMap 10.6 and am trying to create a model with model builder to mosaic 3 rasters with the same name located in 3 different folders and repeat the process for all the remaining rasters in ...
- 31
2
votes
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answers
103
views
Merging small lines to form longer line in ArcGIS Desktop?
I'm having some trouble with the dissolve tool in arcgis. I have a stream network that has some streams made up of a number of little segment that I would like to transform so that all the stream ...
- 109
2
votes
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answers
3k
views
ArcGIS online: Publishing map service, error code 400
I update a webmap on ArcGIS Online on a daily basis from an mxd in ArcGIS desktop, from where I update 8 of the 10 layers. I have used the "overwrite an existing service" with success until recently. ...
- 151
2
votes
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answers
171
views
Difference between TIFF files exported by ArcGIS and GDAL
I am doing some testing were I have created a radom raster in ArcGIS in TIFF format. It created a .tif and a .tfw file (where it stores the coordinates). Then I imported this TIFF file into GDAL, did ...
- 502
2
votes
2
answers
544
views
Projection shapefile
I created a shapefile of Sundarban area Bangladesh. Here it is:
Here is the projection information about it:
I want this shapefile to project upon an image which is here [I downloaded it from ...
- 129
2
votes
1
answer
1k
views
Can't connect with my PostgreSQL database with ArcGIS
I have created a database in PostgreSQL, spatially enabled it, and now I need to connect it with ArcGIS (we use only ArcGIS products here on my university), everything on localhost, I've tried ...
2
votes
0
answers
43
views
Symbolizing lines based average value of point (start, middle, end) in ArcGIS Desktop?
There are three points in each line of road network, each point has weight and I want to give the average weight of these three points to corresponding line and symbolized all the lines accordingly. ...
- 21
2
votes
0
answers
43
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Assure the continuation of rivers (raster dataset)
I am creating a cost surface raster for identifying least cost paths for road constructions. One of the factors influencing the cost is water cover. I am using Landsat based Global Surface Water ...
- 55
2
votes
0
answers
51
views
Showing relationship between two raster layer
I have two separate raster layers, one containing sediment transport rate and another raster containing stream length. Now, I want to show the relationship between sediment transport change in ...
- 21
2
votes
0
answers
420
views
Define Projection - Error 000732 - Dataset Does Not Exist or Is Not Supported
I am working with a shapefile that currently does not have any projections associated with it. However, when I attempt to Define the Projection, I am met with Error 000732. I have tried doing this in ...
- 41
2
votes
0
answers
87
views
Use current date of ArcGIS time slider as date input in query builder
I'm trying to formulate a query in ArcGIS query builder, returning only Features present in a certain year. The year should be definable by the user by setting the date in the time slider.
My ...
- 71
2
votes
0
answers
186
views
ArcGIS and BigTIFF's
At some point ArcMap creates a BigTIFF rather than a normal TIFF. BigTiFFs don't work in many programs - in my case AutoCAD.
What is the filesize where ArcMap creates a BigTIFF rather than normal ...
- 71
2
votes
0
answers
434
views
Layers from a PostgreSQL/ArcSDE database connection are not showing in ArcGIS
We have a PostgreSQL/PostGIS SDE enabled database, but lately there is a strange issue when adding layers from this database to ArcMap or ArcGIS Pro. We can connect to the database without any issues ...
- 419
2
votes
0
answers
76
views
Does raster snapping involve a transformation?
Arc Desktop 10.5.1
Background
I am converting an Arc Grid raster to a tif using the Raster To Other Format (multiple) tool.
In the tool's Environments... settings, I am snapping the output tif to ...
- 7,649
2
votes
0
answers
213
views
Hotkeys for DAT/EM Summit Evolution linking into ArcMap functions instead
I'm using DAT/EM Summit Evolution to do feature mapping in stereo. When I try to use the hotkeys set in Summit, they instead execute functions in ArcMap.
ie. when I press "0" which is linked to CAD: ...
- 21
2
votes
0
answers
314
views
How to get an image in my Raster field to show up in the pop up?
I am making a map of a neighborhood using GIS and ArcGIS Pro for the first time. I have a field in my lot feature for a raster to attach a picture of each lot to.
I can see the picture under my ...
- 163
2
votes
0
answers
52
views
Dissolve field while preserving another related field
I am using 'Store' as dissolve field and 'Profit' as statistics field with statistic type 'MAX', and would like to preserve the related 'Fruit'.
This is my original table:
...
- 21
2
votes
0
answers
2k
views
Speeding up Raster to Polygon Conversion in ArcMap/arcpy
I am trying to convert a series of big binary rasters describing data in grey (value 0) and nodata in green (value 1) into polygons in order to derive the extent the data pixels are covering (see also ...
- 425
2
votes
0
answers
127
views
Coordinate systems not lining up
I am trying to line up a US Census Block shapefile with another shapefile that has lat/long points (i created it from a csv), but the points are not lining up with the Census shapefile.
Here is some ...
- 81
2
votes
0
answers
88
views
Features duplicated in multiple, different fields - label expression to avoid duplicate labels
Using ArcMap 10.4.1. I am trying to label a feature class of roads, there are 5 types: U.S. Highways, State Highways, County, Municipal, and Off Highway. Sometimes a road feature belongs to two ...
- 450
2
votes
0
answers
40
views
Cost back link tool
I am trying to use cost path analysis to create a least cost path from ports around the UK to various offshore locations. To do this I have created a cost raster grid with values of 0 for land and 1 ...
- 21
2
votes
0
answers
57
views
ArcMap 10.5 Desktop: Highway shield test symbols not respecting mask layer about it
How do I stop highway symbol markers from appearing above my mask layer?
The actual highway layer is below the mask layer in the drawing order (so the actual highway line appears below the mask layer,...
- 21
2
votes
0
answers
57
views
Combining Rasters
I am working on making a dual density map currently in ArcMap. I've conducted kernel density for my two sets of points, one of which contains incidents, the other residencies. What I want to do is ...
- 31
2
votes
0
answers
191
views
ArcGIS Web Mapping Service Extract By Mask Give 99999 Error
The USDA used to provide four-band NAIP imagery as TIFF tiles for each township (6x6 miles) in the USA. The 2013 data only available as an ArcGIS web-mapping service. Not being a big fan of ...
- 8,837
2
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0
answers
273
views
FRAGSTATS Problem with "User Defined Tiles"
I have had recurring problems using FRAGSTATS 4.2.1 when trying to calculate four land cover classes over a large area using census tracts as the user-defined tiles. I have made sure the two layers I ...
- 21
2
votes
1
answer
847
views
Enterprise geodatabase on PostgreSQL backup and restore
windows 7, PostgreSQL 9.4/ArcSDE/PostGIS backend database that I am transferring to another computer.
My backup command is as follows. host 5433
pg_dumpall -h localhost -p 5433 -U postgres -c -f "...
- 4,380
2
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0
answers
411
views
Splitting polylines / multipart lines at intersections using ArcGIS Desktop?
I have a network which is a multipart line (that was originally created from polylines which were not split at desired location). See image.
How do I convert this network such that it is split only ...
- 794
2
votes
0
answers
681
views
Clustering points into *n* number of groups of equal counts with ArcGIS
I have to divide points into groups. These groups will be used by agents to talk to property owners. The goal is to make the agent's job easy by grouping parcels that are near each other together, as ...
- 320
2
votes
0
answers
45
views
ArcMap Mosaic Dataset function chain result to NetCDF
I've been working on a mosaic dataset and added some changes by using the function chain options. This works fine in ArcMap and I can create a time varying result out of this. Since I want a 3D result ...
