All Questions
21,388 questions
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Dividing a Grid into Equal Parts
I have a grid with 57 grid cells. Each grid cell has a unique numerical value. I need to divide the grid into 4 equal parts based on this numerical attribute. Is there a tool that will do this without ...
- 345
0
votes
0
answers
28
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Lines disappearing when creating them in ArcGIS Pro [closed]
I’m having an issue with ArcGIS Pro where every time I create a line using the "Create" tool and finish it, the line disappears. The only way to make the line reappear is to hit "Save&...
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votes
0
answers
27
views
Loading in public ArcGIS online into R Studio using arcgisbinding
I'm trying to load in a large, publicly available imagery raster (found at https://gis.cookcountyil.gov/imagery/services/CookOrtho2024/ImageServer) into R using a combination of the arcgisbinding and ...
- 1
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votes
1
answer
15
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White patches on exporting band composite landsat 8 level2 image
I am using google earth engine and want to export landsat 8 (band- 2 to 7) composite but in earth engine image is clear but when i export and open image to arcgis its appear white patches there.
What ...
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answers
17
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Selecting by location within same layer without just selecting everything using ArcMap [closed]
I have a city full of disparate parcels and I'm trying to select the parcels that share a border, but I can't use the select by location feature, as it will just end up selecting the entire layer ...
1
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0
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19
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Specify input for raster function in ModelBuilder [closed]
Inside my model I want to generate a raster from a raster function.
Where and how do I specify the input raster for the function?
I assume you write something in the value next to raster, but the ...
- 313
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votes
1
answer
22
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Generating grid from polyline feature
I'd like to create a polygon grid based on polyline features, but I'm not sure which geoprocessing tools I need to use.
In the attached image I selected 3 different groups of polylines (each group has ...
- 440
1
vote
1
answer
17
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Syntax for adding values in one column of attribute table based on value in another column ArcGIS Pro
I have several shapefile layers with census tract data in ArcGIS Pro. There are two types, layer A, with only the tract number - therefore statistics (count, percentage, etc) are based on the entire ...
- 11
-1
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0
answers
21
views
Making link between ArcGIS and geodatabase in Access [closed]
I am working on ArcGIS and I used it to create a geodatabase on access.
How can I link between both data so if I do any changes on ArcGIS it will automatically reflect on my data in access so it will ...
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votes
1
answer
21
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Adding metadata of specific layer as legend to map in ArcGIS Pro
I have multiple feature layers, each associated with specific properties. I have added these properties as descriptions in the metadata of each layer.
I would like to know if it is possible to display ...
- 15
1
vote
0
answers
33
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QGIS 3.34 How to avoid this coordinate overlap in the layout composer
I'm using PolyStrip and Atlas to generate some maps from a canal project, then using the angle of the plugin to orientation to the map in layout composer. But some grid coordinates just overlay ...
- 11
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votes
1
answer
21
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QGIS The grid line did not show in the layout
I'm currently working on a project using QGIS 3.38.2-Grenoble on windows 11. The data come from a DTM raster file that I exported to QGIS CRS: EPSG:3824 TWD97. The CRS for the grid I'm also using the ...
1
vote
1
answer
32
views
Export projected coordinate in ArcMap
I have some points with EPSG=4326. I saved it as EPSG=3824 and imported it into ArcMap again. Then I used Data Management Tool > Features > Add XY Coordinates to add x and y coordinates to the ...
- 31
1
vote
1
answer
38
views
Project tool in ModelBuilder not recognizing inline variable geodatabase name (%Value%.gdb) in Output Dataset. Keeps adding .shp extension
I have created a model to create a projected feature class from a KML/KMZ. The reason for this is that once I get the model to work, I will be adding a script at the end to create attributes from the ...
- 11
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1
answer
34
views
Changing the pixel value of Copernicus Browser raster data from RGB to the displayed ones in Copernicus Browser
I have a raster data of Moisture Index downloaded from Copernicus Browser, the problem is the pixel value is the RGB value not the moisture index value. Then i tried the stretched symbology and its ...
2
votes
2
answers
48
views
gdal_rasterize giving different pixel values
I want to count the number of polygons (in this case, protected areas) within a raster cell grid of a specific resolution. To do so, I have tried different approaches in R but, due to the database ...
- 323
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answers
54
views
How to identify upstream/downstream flow of streams with respect to a point?
I have water streams data and point data of certain treatment plants along those streams (two separate files). I need to know whether the stream is upstream or downstream from each of those treatment ...
0
votes
1
answer
81
views
Exporting feature to shapefile using ArcGIS Pro
According to a third-party YouTube video from 2021 named Exporting to Shapefile with ArcGIS Pro, to export a feature to a shapefile, using a version available at that time, you right click on the ...
- 370
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0
answers
22
views
Using intersection point shapefile to create geocode locator in ArcGIS Pro
I have a shapefile of all intersections within our city. It contains a intersection name (i.e. street 1 / street 2) and the individual streets listed as separate attributes. I have an excel list of ...
0
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0
answers
39
views
Using viewshed to determine how much of wind turbine can be seen in ArcMap
I would like to know how much I can still see of a wind turbine 10 km (point shapefile) away from my observer point (point shapefile). The viewshed analysis only tells me whether I can see the wind ...
- 23
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answers
19
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Fix the differing color of two mosaiced band images of Landsat in ArcGIS
I am trying to apply Mosaic to new raster tool in two band 1 images, But after doing so, the final raster is being generated with a different color from the previous rasters and with an overlap too. ...
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0
answers
34
views
Unrealistic standard deviation in Zonal Statistics of ArcGIS Pro
I'm using the Zonal Statistics as Table tool in ArcGIS Pro 3.2.0 to calculate the average raster values for each polygon feature (I have 4 polygons in total). While the mean values seem reasonable, ...
- 21
1
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0
answers
55
views
Are latitudes and longitudes the same in WGS84 and NAD83 system?
I am processing some drone data. I was provided ground control point's location information. The CSV file provides the latitudes, longitudes, and altitudes of those points. The projection system is ...
- 267
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answers
25
views
ArcMap Layer properties of personal geodatabase: activate field doesn't work
I'm working with a personal GDB in ArcMap. When I go to Layer Properties -> Fields not all fields can be activated. I can set the marker for the field but the attribute table is not updated ...
- 651
-1
votes
1
answer
22
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Create range rings with varying radii based on column in standalone table around point feature described in same standalone table in ArcGIS Pro
I'm importing CSV data to have a visual representation of my data.
In the CSV I have 4 columns (Name, Latitude, Longitude, range).
I can easily plot the different points by displaying XY data, but can'...
3
votes
0
answers
23
views
ArcGIS Pro editing tool divide only allows for 50 graduations of a line segment?
I have an 2,047 foot line in a WaSPN(ft) CRS. I want to divide this line into 30 foot segments. I am trying to use the Divide option in the Modify Features Tools pane. The tool only allows for no ...
- 10.5k
2
votes
0
answers
52
views
Generating line parallel to polyline scheme using ArcGIS Pro
I am working on a forest edge map.
What I currently have is a polyline that describe each forest patch (each segment is different based on its exposition) and a soil map (soil map underneath).
I ...
- 21
0
votes
0
answers
36
views
Displaying layers using WFS in ArcMap
I have connected to a WFS feed in ArcMap 10.7.1 using Interoperability Connections but when I drag the layers from the WFS list onto my map/contents it displays the following error:
Error Reading ...
- 21
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votes
1
answer
106
views
Transfer from QGIS to ArcGIS Pro
I am trying to transfer my data from QGIS to ArcGIS Pro:
In QGIS I have .gpkg file (GeoPackage from QGIS) which has coordinate system EPSG:27561 (using prime meridian Paris) and spatial reference of ...
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0
answers
20
views
Raster does not appear rotated and does not match its footprint
I'm trying to georeference raster images to open them in ArcGIS Pro and make annotations.
I've used the Oriented Imagery toolset in ArcGIS Pro to get the footprint of each image based on camera ...
- 111
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0
answers
22
views
How do Area Solar Radiation in ArcGIS account for the solar intensity?
I read that the Area Solar Radiation accounts for the position of the sun throughout the year and at different times of day, obstacles that may block sunlight such as nearby trees or buildings, and ...
0
votes
1
answer
45
views
Find Red Pixels on a Georeferenced .png (Raster) and Convert To Polygon
I have a .png which has been georeferenced.
There are rectangles on the png that are a particular shade of red.
I would like to convert the raster data (.png) to polygons so that I can find the ...
4
votes
1
answer
110
views
Execute 'Iterate Feature Selection' in ModelBuilder only if Features are Selected
I have a feature layer, and with ModelBuilder (ArcMap 10.8) I'm trying to ensure that the "Iterate Feature Selection" tool is carried out only if there are selected features; if no feature ...
- 329
1
vote
1
answer
36
views
Snap lines to grid using ArcGIS Pro
I have a lines layer that I need to snap to a generated grid from the same layer:
The lines are pipes and the target is to simplify the lines to create a "diagram" following a grid:
I can ...
- 13
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votes
1
answer
24
views
Relation assessment of different variables on small species occurance data
I have 21 points for a species location (13 for presence and 8 for absence) within an area. Also, I have collected (road (distance from spp will be calculated), water bodies (distance from spp will be ...
- 57
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0
answers
17
views
Iterate raster calculator operation over a pair of previous raster outputs
I am trying to create a ModelBuilder model that has to iterate a raster calculator operation over a pair of raster. I have 2 series of rasters for different sub-locations, like ...
- 1
0
votes
1
answer
42
views
Alter the text size of a modelbuilder label in modelbuilder, ArcGIS Pro
I have an ArcGIS Pro v3.3 model in model builder. I would like to add some text to describe the steps for the user. I can add a label to the model but as shown below but the text size is too big. I ...
- 10.5k
0
votes
0
answers
17
views
Representation based on attribute value in GDB feature class
I use ArcMap. I have one shapefile and it was in symbology categorized based on TWO attribute values:
So shapefile looks like this:
Then I saved as LAYER FILE to have symbology.
But I need to have ...
- 15
0
votes
0
answers
10
views
ArcGIS single band raster: how to calculate number of clusters of one type
I have many single band rasters (.tif), with one per year for each site of interest. These show land use classes at 10m resolution, with values ranging 0-9.
For each raster, I want to calculate the ...
- 1
0
votes
0
answers
24
views
QGIS Layout Template - Draw Coordinates Buffer
Is there a way to create a buffer (e.g. 2cm) to prevent the coordinates drawn around the edge of a map from overlapping with each other or other features in the layout? I have experimented with ...
- 1
0
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0
answers
43
views
Aggregating by geometry using ArcGIS Pro
I am trying to get the sum of an attribute for overlapping features that have the same geometry yet they are individual features.
In QGIS I could use the Sum Line Lengths tool. In ArcGIS Pro this tool ...
- 2,677
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1
answer
36
views
Reorganising Data layers in Catalog pane without breaking data links using ArcGIS Pro
I am using ArcGIS Pro.
When I open my project and reorganize my data layers in the Catalog pane, it breaks the data links and the layers disappear from my project.
Is there way that I can re-organize ...
- 89
0
votes
0
answers
42
views
Facing error while adding web maps in Exp Builder Dev 1.15
We have recently installed offline version of ArcGIS Experience Builder 1.15 Dev edition.
Error: "Item does not exist or is inaccessible"
Surely the item exists, what permissions can this be ...
- 2,740
0
votes
1
answer
40
views
QGIS showing extra vertical lines when using Natural Earth graticules
3.36 and trying to use the graticule shape file from natural earth for the area around the United Kingdom using the CRS EPSG:27700
I filtered the built in world shape file for the UK and then changed ...
0
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0
answers
35
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Calculate distance between numerous points and one specific point using Point Distance in 4326 projection In ArcMap
I'm using the WGS1984 projection since it's the required projection in my class, as a result, I can't accurately calculate the distance between one point and other points since the output data will ...
1
vote
0
answers
53
views
Getting rid of the light grid lines when exporting map as SVG/PDF in QGIS
I have already tried changing the layer grid options in the Layout Settings and enabling the "Disable tiled raster layer exports" Setting in the Export Menu.
In the screenshot, you can see ...
- 11
-1
votes
1
answer
59
views
Calculating distance between point and polygon center using ArcGIS Pro
I am using ArcGIS Pro.
I have a map of several counties with lots of different points for air monitors. I also have the center of each county marked with a point. I want to calculate the distance ...
- 19
1
vote
1
answer
26
views
Method to offset stroke outline when varying thicknesses by an attribute in ArcGIS Pro
I'm attempting to create an electoral map where an inner glow of the state boundaries vary in thickness by the amount of electoral votes for the 2024 US presidential election. I want a gradient stroke ...
- 13
2
votes
1
answer
74
views
QGIS - Create layout grid with lines at specified coordinates [closed]
I am using QGIS 3.34.7 (LTR), my project and layer CRS are EPSG 4326 (WGS84).
I have a need to create a 0.5 x 0.5 degree grid in a layout, one each of the x and y grid lines should intersect a ...
- 23
0
votes
1
answer
20
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Removing Labels from LV95 Swiss Topographic Layer
I’m looking to modify the background layer named "LV95 Swiss Topographic (with Contours and Hillshade)" in ArcGIS Pro by removing the labels. I came across a suggestion in the metadata to ...
- 477