All Questions
8,055 questions
0
votes
1
answer
23
views
ArcMap 10.7 default measure
What is default measure in ArcMap 10.7?
I use trace tool and I want create a 350 m long line. I am setting a length limit (Trace options), but I don't know what is default measure.
- 3
0
votes
1
answer
90
views
Combining ArcMap style files into one file
Over the years of using ArcMap and across the 10.x versions I have saved many styles in my xx.style file. Now I have many styles files stacked in my PC and it has been very annoying to manage them all ...
0
votes
0
answers
17
views
Resolving basemap fit and pixel size challenges in SMAP L3 Radiometer Global Daily 36 km EASE-Grid Soil Moisture
How can I ensure that the SMAP L3 Radiometer Global Daily 36 km EASE-Grid Soil Moisture Version 6 raster data aligns correctly with the basemap, considering that the raster image is not fitting ...
0
votes
1
answer
42
views
Real Time Area calculation while drawing polygon in ArcMap
How can I visualise real-time area while drawing a polygon in ArcMap 10.8?
I mean, when we draw a polygon in Google Earth Pro, it shows real-time area with each drawing vertex.
0
votes
1
answer
100
views
Getting arcpy has no attribute mapping error when running python code for Loop of MXD layer change
I am brand new to Python and trying to change out a shapefile in several MXDs to a GDB layer. When I run the following I get the error 'arcpy has no attribute mapping' error. I have seen where this ...
- 41
0
votes
0
answers
38
views
Table borders are not shown after Export Map to PDF
After I Insert Table to Layout and Export Map to PDF, the table border disappears, while after exporting to JPG I can see the table border. Why and what is the solution ? I am Using ArcMap 10.8.
1
vote
1
answer
56
views
Finding lines that fold over themselves
I'm working with a dataset provided by a third party and have found some lines that fold back on themselves (or in some cases, almost fold back on themselves)
For example, this line folds back over ...
- 29.9k
0
votes
2
answers
243
views
Feature class to shapefile problem
When exporting feature class to shapefile, fields in attribute table are approx. half disappears (because of maximum number of characters in field and maybe because of Arabic fields language ).
How ...
0
votes
1
answer
77
views
Field Calculating in ArcMap edit session
I'm trying to update the field in yellow using field calculator in ArcMap in an editing session. It is a numeric field and I'm updating with a number. I just type 1.
However, I am getting the error ...
- 33
0
votes
1
answer
140
views
Varying symbology by two fields of attribute table in ArcMap
I got a point layer and my task is to visualize it according to two (2) values of its attribute table at the same time: each point (a) has to be presented as graduated symbol size (manual ...
0
votes
0
answers
44
views
ArcGIS classification and accuracy assessment NoData class and error generating accuracy points
I'm trying to classify a clipped Landsat raster and then do an accuracy check for a watershed. When I do classify my clipped watershed, the region outside the ROI also gets classified i.e. the NoData ...
0
votes
1
answer
60
views
Ignore labeling when field has specific word - ArcMap 10.8
Looking to add a function of my labeling expression to not label feature with the word 'TO". For example, some roads are named '5th TO I-10'. I am using Python as the parser with advanced checked....
- 3
0
votes
0
answers
20
views
How to check the log of TOC layer in ArcMap, like "Results - Current Session"
I use ArcMap version 10.2.
I want to check the usage history of the layer in Table Of Contents.
(Add layers, delete layers, check layers, etc.)
Is there a function or page that allows to check history ...
- 1
0
votes
0
answers
31
views
How to assign weights to classes of a raster image
I am relatively new to GIS and I'm working on a practical for the assessment of areas sensitive to desertification using MEDALUS Method. To obtain the Sensitive areas, I am to compute the geometric ...
- 1
0
votes
0
answers
32
views
Reprojecting ASTER data (09XT) in ArcGIS
I have downloaded ASTER 09XT dataset which, when opened in ArcGIS, shows the datum as 'not specified based on GRS 1980 spheroid'. I tried to reproject the data in ARC 1960 and WGS84 datum. However, it ...
0
votes
1
answer
1k
views
Opening a .ppkx ArcGIS Pro file in QGIS or ArcMap [closed]
I'm helping with a research project at the moment, and I'm having a hard time getting ArcGIS Pro. (I run Linux Mint for the most part, but I have access to Windows computers at school).
Data that was ...
0
votes
1
answer
66
views
How to generate sequential numbers for list of input table fields written to a text file (ArcMap script tool)?
In order for a script tool I'm writing in ArcMap to read fields in a source CSV correctly as text, I need to automate the writing of a shema.ini file in the source directory. In order to do that I ...
0
votes
1
answer
110
views
Schema.ini file not being honored by ArcMap, string fields still being converted to numbers when importing CSV to GDB
I am trying to import a CSV to GDB using an ArcMap script tool and preserve some string fields that look like numbers as strings. I added some code to create and populate a schema.ini file in the CSV'...
0
votes
1
answer
136
views
AddFieldDelimiters not correctly adding field delimiters in arcpy
Basic arcpy script (ArcMap 10.8), I'm trying to add field delimiters for a query, however it's adding double-quotes " " instead of square brackets [ ] around my field name, which then makes ...
- 29.9k
0
votes
0
answers
46
views
What data does clustering use from multiple raster files?
I currently have a series of rasters of the same area across different times. The data is categorical: the product of a supervised classification used on LANDSAT data run on ERDAS Imagine. Each ...
- 23
0
votes
0
answers
37
views
Preserve string field type and leading zeros when using arcpy.conversion.TableToTable to go from CSV to GDB table? [duplicate]
I'm building an ArcMap script tool that will be run on many different input table schemas for geocoding purposes. When importing from CSV to GDB table using the arcpy.conversion.TableToTable function ...
1
vote
0
answers
64
views
How to shade between contour lines in ArcMap to create a two toned bathymetry map
I have a shapefile containing the contour lines for a lake. I want to colour the lake by depth above and below a depth threshold of 10 meters (i.e. blue for shallower than 10 meters and grey for ...
- 11
0
votes
0
answers
139
views
Plotting XY coordinates obtained from Google Maps
I know how to plot XY coords in ArcMap—right click the table, plot XY, select geographic coordinate system (coords are in degrees), etc. My question is rather when selecting the GCS I always go with ...
0
votes
0
answers
29
views
OS MasterMap layers being affected when editing other shapefiles using ArcMap
We use ArcGIS 10.2 to draw and edit simple grounds maintenance plans for Estates that we manage. I've done this for years, using OS MasterMap as the base. I've now got an issue that when creating or ...
- 1
2
votes
1
answer
58
views
Compare field attributes
I am using ArcMap 10.8.2. I have two point layers from different sources which contain the educational facilities of Catalonia. Each layer may contain facilities that are not contained in the other ...
- 143
0
votes
0
answers
46
views
Raster calculator for RUSLE (six factors)
I am using ArcGIS Desktop 10.8.
I have tried many time to estimate soil loss by RUSEL, using R, K, LS, C and P factors. However raster calculator failed. The message suggest was here:
Error 000539
2)...
1
vote
1
answer
97
views
Change select color in a raster in QGIS using Serval or Value tool
Is it possible to edit the table view of a raster that you see in the Value tool?
Alternatively
Using Serval, once we have a selection polygon can we choose a specific range of raster values within ...
- 8,298
2
votes
1
answer
109
views
Does QGIS have a functionality similar to Flicker in Erdas Imagine?
I am trying to replace an Erdas Imagine workflow with QGIS and I have got most of it working but can't find a solution for fliker. We have it set to turn an image on and off every few seconds to ...
- 8,298
0
votes
0
answers
47
views
Joining Excel to attribute table
Im working with ArcGIS Desktop (ArcMap), trying to create a geodatabase.
So I have a bunch of coordinate points to create polygons and an excel full of attribute data about those polygons.
What ...
- 101
0
votes
0
answers
34
views
Erdas - Export LUT Instead Of Real Values
I am using Erdas 2022.
I have NDVI index of an imaging, and after creating it, the view shows a LUT which is not the original pixels, which is essentially the automatic stretching of the program.
I ...
- 101
0
votes
0
answers
23
views
ArcMap Export Aspect Ratio
I would like to change the aspect ratio of a map exported to image using ArcMap 10.8 or similar. For example, I would make the image of a country 20% wider without making it taller and without ...
- 23
1
vote
1
answer
40
views
Submodels in ArcMap work independently, but when linked in a single model I get error 000732
This has started happening across a couple models I've made. I'll have a basic submodel that links to a buildings layer for an entire country (for example), then clips and buffers and saves it with ...
- 55
1
vote
0
answers
60
views
Sorting ArcMap legend alphabetically
I'm using the ArcMap application of ArcGIS Desktop to make a map and I have many legends.
Is it possible to sort legend in alphabet order without manually reordering it?
- 31
0
votes
1
answer
26
views
ArcMap freezes trying to access REST dataset
Attempting to access this data set via REST:
http://maps.six.nsw.gov.au/arcgis/rest/services/public/NSW_Property/MapServer
Steps:
Add ArcGIS Server
Use GIS Services
Enter the URL (above)
Finish
...
- 29
0
votes
1
answer
95
views
Select By Location tools (intersect the source layer)
I want to find points are in the boundaries of polygons so I use Select By Location tools in a large area as country so I have many polygons (in shapefile) and the points (in shapefile) that is ...
- 69
0
votes
0
answers
31
views
Combining weighted overlay map with exclusion map
I use ArcMap and I've made a weighted overlay map and up to these map I want to add a map which contains excluded areas. My intention is to create a map similar to the weighted one but upon this, the ...
0
votes
0
answers
77
views
QGIS: Layer isn't shown at the correct location but is shifted
UPDATE 2:
I even tried to reproject the layer in ArcMap, and it happens exactly the same as in QGIS, so the layer shifts slightly after reprojecting to EPSG:25832.
Could it be, that the CRS of the ...
- 1,853
0
votes
0
answers
41
views
Deleting previous .mxd project using arcpy
I'm incorporating an already existing shapefile into a .mxd project. For this, I already created a .mxd and then saved a copy. The problem is that when I want to delete the old project (mxd) it tells ...
- 323
1
vote
0
answers
23
views
Calculate correlation statistics between observed stream and GIS delineated stream
In delineating watersheds, I use publicly available terrain data. I usually opt for ALOS 30m, but sometimes have to compare with SRTM 1 and 3-arc-second resolutions to see which is more accurate at ...
1
vote
1
answer
55
views
GDAL Geo-Transform incorrect after I using Register Raster of ArcMap
I have a .tiff raster and a .shp vector. And I found they are not aligned after loading them into ArcMap. So I used the registration function of ArcMap to add control points to align the raster with ...
- 13
0
votes
0
answers
24
views
Spatial Clustering and ID Assignment for Roadside Pipes - ArcMap
I have a group of pipes and IDs based on how they were surveyed, like this:
What I need to do is to group them and create new IDs based on their location, following the logic for example that some of ...
- 13
0
votes
0
answers
46
views
Raster Projection Error 999999
I tried to change the coordinate system of a TIFF file from UTM to Albers Equal Conic using project raster tool. However, I keep getting this error. Any one knows why? where is the problem?
0
votes
0
answers
30
views
How to merge three lines with correct start vertex
I have a feature class with three lines intersected at one point. I'm trying to create equally spaced points along lines. I used "the Generate Points Along Lines " Tool which points will be ...
- 1
0
votes
0
answers
27
views
Getting a holed shapefile
I have two shapefiles the red one is the urban areas, the green is the agricultural land and the dark green represents forest. I want to remove the surface of the red shapefile from the green ...
- 1
0
votes
0
answers
88
views
Creating species distribution map
I have to create a map for my GIS project that shows marine mammal species distribution within the UK and Ireland. The marine mammal data set is from the iucn red list and comes in the form of ...
- 1
0
votes
0
answers
32
views
Turning stretched raster image to RGB 3 bands
I'm using a 2012 landsat image for a time series image analysis. The original image had 3 bands colors composite, after image processing, because the original image had scanline errors, the result ...
- 1
0
votes
0
answers
68
views
Interactive supervised classification tool greyed out
I'm using ArcMap to perform a classification. The problem is in the classification wizard, all tools like maximum likelihood classification and other are still available except the interactive ...
- 1
0
votes
0
answers
46
views
Excluding 'No Data' Pixels When Counting number of pixels in an AOI with ERDAS IMAGINE
I'm working with Landsat imagery in ERDAS IMAGINE 2014 and have encountered an issue with 'no data' pixels within my Area of Interest (AOI). The AOI includes unwanted 'no data' pixels that are ...
0
votes
1
answer
50
views
Pick projection from another layer while using project tool (ArcGIS Model Builder)
I am using ArcGIS 10.8.2. I built a model but have a problem.
I want to project my layer with picking projection from another layer in model.
Any good idea for that?
- 3
0
votes
1
answer
140
views
How to change the aspect ratio of data frame in ArcMap
I want to be able to change the aspect ratio of data frame in layout view but it seems that there is no way to untick the related option in Data Frame Properties window!!!
I tried to use the ...
- 731