Questions tagged [arcmap]

ArcMap is the former flagship application of ArcGIS Desktop and the tag for that (arcgis-desktop) should also be added for any questions about its GUI

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27 views

Clipping rasters

If I have mosaic raster which I have run a Swiss hillshade model for and I want to clip to multiple different polygons on my map, will this affect the drawing of the raster? The reason I want to clip ...
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25 views

C-sharp Add-in button issues

I have C# code for an Add-in button in ArcMap (10.8). An ArcGIS add-in would be built if no errors found in the C# code when building solutions. In the beginning, I resolved some errors by installing ...
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25 views

Delete Database using ModelBuilder

I used the ModelBuilder to create a module that can automatically create a database to store the intermediate outputs and save the final output (one shapefile) in a folder. User can choose which ...
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42 views

Visualizing SAR images of moon

I have SAR images of a region on the Moon in GeoTIFF format. When opened in ArcMap, an image looks like: With the metadata: How can I geo-reference them to visualize properly? I also have an ...
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1answer
17 views

Showing Dynamic Text Based on a table value in a Time Map in ArcMap

I'm using ArcMap 10.7, and wanted to know if it's possible to show a value from a table on a map that corresponds to a time in a dynamic way. Let's say my map shows the spread of Covid by zip code. As ...
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3answers
53 views

Creating Hexagon from centroids of polygons using ArcMap

How do I create a hexagon from its centroids using ArcMap? I will show the image below. It is H3 resolution 9. This picture illustrate the centroid of the hexagon so I would like to know how to ...
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1answer
38 views

Expanding river width on raster based DEM in ArcMap [closed]

How do I expand the river width on a raster based DEM in ArcMap? For example, my DEM has 20 m cell size, and I want that my river is wide 3x that everywhere (60 m in total, or 3 cell wide). I have ...
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6 views

ArcGIS to AutoCAD format transforations

I have point layer of land cadastre centroids, which have the cadastre number in an attribute table in ArcMap 10.6 and I am trying to export the layer to AutoCAD 3D Civil so that every point has a ...
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1answer
21 views

Retrieving everything after certain part of column by using field calculator in ArcMap

I have a column in an attribute table and I want to split it with the field-calculator in arcis in a way that I get everything after the 4th blank (space) in a new column: I tried it by using !...
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1answer
20 views

Extracting NDVI values from hdr file

I have a dataset of hdr files of MYD13A2 MODIS product including 4 bands NDVI, EVI, quality, and reliability. I want to extract the NDVI values for a group of points; I have the geographic coordinate ...
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17 views

Unable to connect to Azure SQL from ArcMap 10.6

I am trying to connect to Azure SQL MI from ArcMap 10.6, But I am getting this error while trying to connect I have tried to installing the newest ODBC driver (version 17) but still doesn't work. ...
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27 views

The out raster is wrong

I used the method extract by mask to clip a raster , but the output raster beyond the boundary, do you know why ?
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22 views

Geoprocessing describe geometry object in ArcMap Python Window

I am attempting to identify features in multiple feature layers by their attributes and perform a union on the geometry object. Essentially pull specific features from different layers and combine ...
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1answer
48 views

Incorrect pixel values after NDSI calculation using ArcMap

I've got the following problems with my project. My task is complete the NDSI index calculation in the Antartic region. A problem is some pixel values are much lower than should be. I'm using ArcMap ...
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0answers
38 views

ArcMap stops working after installation of add-in [closed]

I developed an extension for ArcGIS Desktop 10.8.1 using ArcObjects and C#. After a colleague tried to install the Add-In using the ESRI ArcGIS Add-In Installation Utility, his ArcMap could not be ...
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1answer
21 views

Bolding Text String Not Working in ArcMap [duplicate]

I am using ArcMap 10.5 with an Advanced level license. I am wanting a portion of my text box to be bold. I clicked Insert --> Text. When I type <bol> it literally shows up on my text box as &...
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22 views

ArcGIS something wrong about raster calculator -3.40282e+038

I use one raster minus another raster . import arcpy ... arcpy.env.workspace=r'I:\outcwb\data3' ... data2000=arcpy.Raster('AGB2000.tif') ... data2005=arcpy.Raster('AGB2005.tif') ... data2010=arcpy....
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1answer
30 views

Removing no data pixels from raster using ArcMap

How can I remove no data pixels completely from an Image such that it won't be considered in any geoprocessing tasks? For example, raster to polygon still creates polygons for no data pixels and I don'...
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0answers
39 views

Choosing projection for mapping both North America and South America

I'm using ArcMap (10.7.1) to produce a map that shows most of North and South America, from approximately 14.0 to 74.0 latitude and -106 to -42 longitude. What projection is recommended for this type ...
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1answer
68 views

Calculating NDVI

I would like to calculate the NDVI for an area to identify vegetation cover over a 32 year period using. However, I am having challenges with the calculations I have attempted with Raster Calculator. ...
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1answer
28 views

Exporting GDB as raster

I am using ArcMap 10.8 to export Data (from the Table of Contents menu). So I chose - Data - Export Data. I then change my location from a gdb to a folder, so I can have the ability to chose the TIFF ...
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0answers
36 views

Why does raster still have pixels around edge when clipped?

I am trying to clip a raster in ArcMap 10.6 (derived from 'make nedcdf raster') to the shape of the Ireland polygon and I keep getting back pixels around the edge: I have tried 'Clip' in 'Data ...
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1answer
24 views

Stop arcpy.CopyFeatures_management from adding copied feature classes to TOC

I've written a script that copies several feature classes to a new file gdb. Unfortunately CopyFeatures_management automatically adds the new feature classes to the TOC. Is there a way to suppress ...
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2answers
35 views

Python split expression to Python code

I have a Python expression that I use in Field Calculator. !PROPR_NAME!.split(",")[0] I am writing a script in PyCharm and I am wanting to add this expression, however I am uncertain of how ...
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0answers
27 views

Choosing observer points for Viewshed tool in ArcMap to identify visibility of landform

I am using ArcMap 10.8. I want to create a polygon that shows all the areas within a region from which an observer could see a specific mountain. I created a polygon around the mountain, and I'm going ...
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15 views

How to overlay vector grid to keep track of areas I have reviewed:ArcMap

I need to review large areas at the street level (in ArcMap) to make sure certain features are up to date. Is there a way to overlay a grid so I can "check off" areas I have already covered? ...
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30 views

Converting VB Script into Python

I have some old VB scripts which an I am wanting to turn them into Python. My old VB code reads If [LAND_TYPE]="RESVE" Then val = [LAND_NAME] elseIf [LAND_NAME] = "UCL" Then val = [...
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2answers
73 views

Duplicating data for use in new ArcMap project

I am using ArcMap 10.8.1. I wanted to make a new project based on the same data as an existing project, so I duplicated the project file and started editing one of the layers in Editor Mode. I then ...
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18 views

Using ModelBuilder Model from ArcMap 9.3

I have a model that was created in ModelBuilder. I think the original version is 9.3 ArcMap. I'm trying to run it and it won't run because it was created in an older version. So I would have to ...
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1answer
27 views

Aborting ArcPy script manually once it has started running in ArcMap

I was writing some script and it involved processing a large number of rasters. I hit run and then noticed an parameter I forgot to change. Is there a way to cancel the script once it has begun so I ...
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0answers
29 views

Auto-populate field based on other field when selected

I’m dealing with thousands of points in my project and requires me to select points base on distance from other line features (i.e roads). Since the possibility for some points to overlap are high, I ...
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1answer
16 views

Select features that share the same value in a certain column but also have different values in a different column

I have a dataset of plants, they are many different plant species that are given a numerical code in a column in the attribute table, but they are located in different land types which was also ...
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12 views

Choosing weight for red, blue and green using Pan-Sharpened-Raster-Dataset of ArcMap

I am pan-sharpening satelite image using the ArcMap tool Pan-Sharpened-Raster-Dataset. What weight should I use for red, blue and green and how I can decide about that?
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1answer
31 views

Error Executing Maximum Likelihood Tool

I am attempting to create Supervised Land Cover classification maps using the classes (Mangrove, Non-Mangrove, Barren, Urban, and Water) for four period of interests (1988, 2000, 2017 and 2020) using ...
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2answers
34 views

Converting multiple CSVs into shapefile using Python for loops

I have hundreds of CSV files with the naming convention similar to: prcp_025_01_01.csv prcp_025_05_01.csv prcp_025_08_01.csv prcp_050_01_01.csv prcp_050_05_01.csv prcp_050_08_01.csv prcp_025_01_15.csv ...
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1answer
25 views

Changing default ArcMap polygon selection symbology

The default ArcMap polygon selection symbol is a cyan outline. This symbol can be manually changed for each layer within each map document using Layer Properties > Selection. However, I would like ...
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20 views

DEM file in .tiff format but Esri Grid Format (.adf) is needed

The DEM that I received is not in .adf format; it is in .tiff format. How do I get that supporting file using .tiff. I am using ArcMap.
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17 views

Resample raster layer to non-uniform raster

I have checked so many websites already, but I can't find an answer to my problem! I'm using ArcMap and I have a raster layer in 20x20m resolution containing discrete land use data (values from 1 to ...
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0answers
27 views

Updating the other column when data in the column changes in ArcGIS [closed]

In ArcGIS in one of my layers, I combined two columns with calculated field and printed it into a third column. However when I change a data in my first column, I want that data in the third column to ...
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0answers
17 views

What raster is needed for ArcMap pan-sharpening?

I have a "private" satellite image I would like to pansharpen in ArcMap. However, I cannot check the box in Symbology - Show - RGB Composite and in the Image Analysis window the symbol stay ...
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1answer
28 views

Using scale range in ArcMap

I am using ArcMap 10.8. I add the UAV data for raster data(.tif). But in my display, the data only display a particular scale(1:600). I checked my scale range. But also set "show layer at all ...
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1answer
30 views

Assigning values to empty field in attribute table

In my attribute table, I have a field with empty slots. Though, I want to add Christchurch to fill all of these empty slots for this one particular column. I have thousands of rows, and wish not to ...
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1answer
36 views

ArcMap Cell calculations and focal statistics

I have a raster with gridsize 10m x 10m. Cells have values 1 or 2. For every raster cell I want to make a calculation using cells in a 200 cell (2000 m) radius. I want to find out the percentage of ...
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0answers
24 views

Precision of point coordinates in polygon geometry is different from its array

I was using ArcPy to create new polygons from coordinates but when I create the polygon geometry from my ArcPy Array, the coordinates of the polygon corners are slightly different from that of the ...
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0answers
18 views

Opening files with “.int” extension using ArcMap

I'm trying to perform some experiments on datasets from sites of Coleambally Irrigation Area (CIA: http://dx.doi.org/10.4225/08/5111AC0BF1229) and Lower Gwydir Catchment (LGC: http://dx.doi.org/10....
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21 views

Getting ERROR 000260 item with same path name already while creating MPK data packet

I am using ArcMap 10.7. I have an MXD which sources data from a single ArcGIS Enterprise MSSQL Database. Every layer is referenced only once and there are no other mxd documents open. The MXD has 20 ...
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1answer
33 views

Breaking down vector by line segments using ArcMap [closed]

A few colleagues and I are trying to break down a vectorized road network that is all connected (as if it is one polygon) and we are trying to break it down into multiple segments based off of a line ...
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0answers
18 views

Performance problem with labels on query layer in ArcMap 10.7

I have a project in ArcMap 10.7. In this project I defined a query layer that join a polygon feature class (SDE) with an Oracle view (non spatial). For each polygon I have many (7) records in the ...
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1answer
30 views

Separating date and time from the same column into two columns

If I have date and time in the same column how can I separate them in two columns in ArcMap? And how can I put the date in this format (year,month,day)?