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Questions tagged [arcgis-desktop]

Use this tag when ArcGIS Desktop is the product and architecture that you are using from the ArcGIS platform.

0
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1answer
19 views

Extracting overlapping polygons using ArcGIS Pro?

I'm trying to extract polygons on one layer that overlap with polygons on another layer using ArcGIS Pro. I've followed this approach by accessing Related Data. Indeed, I can view the overlapping ...
1
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3answers
89 views

Is it possible for ArcMap to treat data types (numbers as text) correctly when importing from a text file?

I am creating a text/csv file (using a python script). The file contains data to import into ArcMap. I have several fields that look like numbers but have leading zeros ("0012") etc. that I want to ...
0
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0answers
17 views

Converting xyz data in txt format to .xyz format?

I have read many forums about converting xyz data from txt format to .xyz format. I extracted xyz data from shapefile using exporting data from attribute table in ArcGIS Desktop, then save it as .txt ...
-2
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1answer
29 views

How to fill a value in a field of attribute table in ArcGIS using Python? [closed]

I need to put a value of 1 in a field of my shapefile's attribute table. How to do it using arcpy? I have already added a new field using arcpy.AddField_management and now I want to fill 1 in the ...
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0answers
12 views

ArcGIS not properly tracing a shapefile's polyline feature

I am working with the Street Network Database shapefile from the City of Seattle, in ArcMap 10.6.1. I attempted to use ArcMap's trace function on the polyline representing Rainier Avenue South. ...
-2
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0answers
18 views

How to get pixel value from a remote sensing image ti a CSV?

I have a Pleiades and I need to perform the water coloumn correction with the Lyzenga (1981) method using ArcGIS. So I have to define small areas (30x30pixel) at different depth and I have to extract ...
2
votes
1answer
22 views

Including buffer to IDW in ModelBuilder

I have created a model with ModelBuilder to interpolate values with the IDW tool, iterating through rows. How can I restrict interpolated values to regions within a 20km buffer? I tried setting the ...
0
votes
1answer
44 views

Estimating slope by fitting a quadratic surface (Evans 1980) in ArcGIS Pro

I am needing to calculate slope using the quadratic surface method of Evans (An integrated system of terrain analysis and slope mapping, 1980), but not sure how to implement it in ArcGIS Pro. A GRASS ...
1
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0answers
27 views

Converting multiple row values to field values based on similar FID using ArcGIS Desktop?

I have a polyline layer containing information that I have attempted to spatial join onto a buffer polygon. The problem is that I now have multiple rows that have the same FID, and differing values ...
1
vote
1answer
42 views

Selecting segments from segmented layer using ArcMap?

Is there a way to select the segments from a segmented layer in ArcMap? I've created a segmented layer by running Segment Mean Shift, but I can't seem to find a way to select or isolate the segments....
0
votes
1answer
20 views

Storing data from WMS Server locally for ArcGIS Desktop?

I am new to GIS, and I am digitizing a map that is being provided from a WMS Server. As a result, zooming in and zooming out of the map takes loads of time due to a slow Internet connection. I was ...
0
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1answer
29 views

Selecting by attribute by specific characters fields

I have a field "HNR_S". It contains values like "124", "122", "1315", "1465", "15151", "124512642". How can I select more than three numbers?
3
votes
1answer
38 views

Iterating in ArcGIS ModelBuilder?

I'm trying to make a model where I make a copy of 'geodatabase A' to another location as 'geodatabase B', delete all of the datasets within, and create new datasets for geodatabase B. The reason I'm ...
1
vote
2answers
29 views

Replacing value of specific pixel using raster mask in ArcGIS Desktop?

I have two rasters: the first is a basin with all pixels values equal to 0. The second raster (mask) has a single pixel with value = 1. In fact, I need only one raster where all the pixels into the ...
2
votes
2answers
158 views

Getting bad quality map when exporting as PDF?

When I export a map to PDF the points are blocky and not sharp, as you can see in the picture. When I exported the map the first time it was sharp and stayed sharp when zooming in. First I used the ...
-1
votes
1answer
31 views

Basing an 'ELSIF' expression on several fields

I am still fairly new to coding so please excuse what may be simple mistakes. I am working in ArcMap 10.5 and have an Overhead Conductor feature layer that I need to label based on what field (...
1
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0answers
37 views

Calculating damage from a flood at the village level in percentage

I am using ArcGIS for my analysis. I want to calculate the damage from a flood at the village level in terms of percentage area damaged. I have done the following steps. My village file is in point ...
3
votes
1answer
52 views

Determining optimum shared school bus route to a single destination from multiple origin points

Using ArcGIS Desktop and the Network Analyst extension, I want to determine the path of an optimized walking school bus route to school. a walking school bus is essentially a system by which adult ...
0
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0answers
16 views

Running Cost Paths with Overlapping Points?

I am running cost paths on a data set with 60k points which represent farms. About a third of these points have the exact same coordinate (points can often represent village centers where the farm ...
0
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0answers
21 views

Exporting 3D scenes in ArcScene?

I encountered the problem while exporting scene into 3D in ArcScene. All other shapefiles work fine and are exported to 3d format, but the files involving "circle" as the construction tool makes ...
0
votes
1answer
53 views

Calculating volume between polygon and raster?

I want to calculate the volume between a route alignment and a raster. I have the centerline of the route. The centerline is between point A and B as it is presented in the figure below. Point A and B ...
1
vote
0answers
30 views

What is the 4th band in a 16 Bit 4 Band RGB TIFF? [closed]

I am using TIFF files in a project, all of which are plain RGB imagery. When imported into the software program that I use they are just automatically shown as being three bands, Red Green and Blue. ...
0
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0answers
20 views

How to Correct Landsat 8 Imagery with TOA Reflectance >1 and <0?

I recently downloaded Landsat 8 T1 imagery and have ran into some difficulties during pre-processing. I applied the TOA reflectance and sun elevation corrections to Bands 2,3,4,5,6 using ArcGIS's ...
0
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0answers
18 views

Clip feature from GDB using polygon boundary

I have one GDB file and one shapefile named as "Transport_Line.gdb" and "Locality.shp". I am using the following geoprocessor code to clip the Transport_Line using Locality polygon. After clipped ...
1
vote
0answers
21 views

Handling UK Date/Time Format for Animation in ArcGIS

I am attempting to make a time animation in ArcGIS of measured field data across a continuous sequence of 1Hz spatial sampling. My data are a series of XY points with assigned datetime, lat, long ...
2
votes
1answer
30 views

Creating ArcMap Model with multiple iterators? [duplicate]

I'm using ArcMap version 10.4.1. I'm attempting to create a model which almost works perfectly but I can't figure out the last bit. Ultimately I want to run the "extract by mask" tool multiple times. ...
0
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0answers
17 views

Contour Lines to Solid Polygon >= 21 Feet

I am running a hypothetical earthquake/ tsunami scenario off of Western Sumatra. Parameters are to display a 45 ft. tsunami inundation zone off of the Mentawai Islands (purple contours in images below)...
2
votes
0answers
28 views

Topoengine Error?

By using closest facility in ArcMap, I found closest path between 78 points. Now, I am trying to split this route at intersection points by using feature to line management tool. However, I have a ...
1
vote
0answers
16 views

Explaining relevant info for non-tangent curve-Metes and Bounds-Traverse in ArcMap?

I'm trying to map out some meets and bounds from a zoning legal description. This is my fourth time using the Traverse tool for this (so still pretty new) and I'm completely thrown by the non-tangent ...
1
vote
0answers
35 views

ArcGIS polyline dangling endpoints count

Is there a way for count the number of dangling endpoints of a polyline? I need that because I would like to define a feature complexity parameter. For example, on the image below, the number of ...
1
vote
1answer
17 views

Adding relationshipClass into ArcMap map when cardinality is not M-N?

I am wondering why it's possible to add a relationshipClass from the catalog into a map in ArcMap 10.3 only when the cardinality is M-N (many-to-many). When I try to drag and drop other ...
1
vote
0answers
12 views

Quantifying level of urbanization of catchment over time?

I am studying the impact of urbanization on the discharge levels of a river during flooding events. For this, I need to determine the catchment's percent urbanized area through land classification ...
0
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0answers
16 views

Automatically adjusting size of output feature created by Linear Directional Mean tool?

Is there a way to automatically adjust the size of the output feature created by the 'Linear Directional Mean' tool? Some more details: I have a polyline shapefile consisting of a single feature ...
0
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0answers
21 views

Combining two arrows with one arrow that has same label name?

I have Label Manager turned on and I am working on some of the polygons that need to be shown clearly. If you have a polygon that has two labels that are the same name: Look at the word "Cincinnati"....
1
vote
1answer
38 views

Using “Elseif” “OR” “And” statement to create label from two fields

I'm an admittedly novice when it comes to scripting but I have been able to create a basic 'else if' with 'OR' expression to create a label for a fuse feature class I have constructed. I am now trying ...
0
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0answers
17 views

Applying decimal place change in ArcGIS Pro?

I am trying to visualize the decimals of the data in column TPvsTIM. This column's data is the result of the following: TPvsTIM = Temps_TP / ToBreak (both being long integers with numeric values) ...
1
vote
1answer
28 views

Converting .ply files to .las for ArcGIS input?

I'm trying to open a .ply file (point cloud in ArcGIS Desktop and ArcGIS Pro), but I can't. How can I convert the .ply file to .las, or open .ply in ArcGIS Desktop or ArcGIS Pro?
0
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0answers
22 views

OMI data projection not lining up with WGS84

I am using data from Aura's OMI of global NO2. I need to compare values of NO2 measurements from OMI with measurements from ground based stations, for which the pixel location needs to be matching ...
0
votes
0answers
23 views

My digitizing lines keep disappearing

I am having a really hard time digitizing roads in a map for an assignment in my GIS course. I follow the steps, I open editor, snapping, I open a window to create a new feature. But when I start ...
0
votes
1answer
32 views

Combining multiple shapefiles into one shapefile using ArcMap?

I have two .shp containing stream segments from two different NHD HUC files (see photo). I would like to make these into one shapefile and combine the attribute tables. I have tried to use the merge ...
0
votes
2answers
23 views

How create a new arctool

I want create a custom script but the Toolset menu appear disable.
0
votes
0answers
34 views

ModelBuilder Create Tin gives ERROR 000800?

I'm building a model that iterates through several feature classes. Part of the process is creating a TIN from polylines. When I run the model inside the editor it executes correctly without a ...
0
votes
1answer
53 views

“No module named numpy” Python Error in ArcGIS Label Expression?

I have developed code to label points that pull formatting from a dictionary. I developed this code and it was working fine two weeks ago, today I try to open my map and I am now met with an error ...
1
vote
1answer
26 views

How can I determine the original spatial reference system of GML coordinates when I have their WGS84 equivalent but no EPSG?

I am querying out spatial information from a SQL database that stores locations that users input on a map as GML snippets. See below for an example: <gml:Point xmlns:gml="http://www.opengis.net/...
0
votes
1answer
38 views

Plotting XYZ in ArcMap?

I have UTM coordinates data XY and Z which shows the presence of mountain. For Z, I have just binary data. 1 = presence of mountains, and 0 = absence of mountains (presence of sediments in other ...
2
votes
1answer
19 views

Performing localized raster edits using ArcGIS Spatial Analyst?

I have a raster image of water depth, float point values 1-15, in a very small area some erroneous values are in the raster with values of 100 - 375. I'm looking for a repeatable work flow in ArcMap ...
0
votes
1answer
26 views

Export to PDF and Print to PDF not working 10.4.1

Has anyone had issues with shapes not appearing when exported to PDF or Print to PDF? This has been happening a lot lately and I don't understand what the issues is.
0
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0answers
17 views

How do I remove ObjectID from table export? [duplicate]

I am trying to generate data for a program that only accept semi-colon separated text files with specific field values as input. I understand ArcGIS needs ObjectID in tables to keep track of stuff, ...
1
vote
0answers
71 views

Drawing longest polyline within polygon? [closed]

I am looking for a GIS tool/script (preference on QGIS but I can also use ArcGIS/Matlab) that allows creating a polyline layer from a polygon layer where a polyline is drawn for each polygon. The ...
0
votes
1answer
55 views

ModelBuilder Speed. Runs very Slow

I've built out a model but it takes what feels like a very long time to run. About 60 seconds for each iteration and I only have 200 records. I am not sure what is normal or expected for these types ...