ArcGIS for Desktop is an Esri product from the ArcGIS Platform. This tag should be used to distinguish issues with it from those of ArcGIS for Server, ArcGIS for Mobile, ArcGIS Online, etc

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12 views

Attach attribute information to stream links

How can I attach related attribute information to individual segments of a stream?
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7 views

Difference of Archydro and Hydrology Between [duplicate]

What are differences between archydro and hydrology tools? What does ArcHydro add on hydrology tools?
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0answers
14 views

Problems with the Iterate Feature Selection tool

I´ll try to work with the "Iterate feature selection" tool, but it seems like it doesn't work the way I want it to. I read all the help information about this tool, but maybe I understood something ...
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0answers
21 views

where is the sequence in Oracle associated with the Objectid field in ArcGIS?

I am working in ArcGIS with non-spatial oracle tables. These tables have an objectid because were created for inserting, updating records by using the Arcmap environment. However, my goal is being ...
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0answers
21 views

Mosaic many rasters in ArcGIS is slow

I am trying to merge 166 tiles into a single world raster (500 meters resolution) through ArcGis "Mosaic to new raster" tool with a simple Python script. The process seems incredibly slow. Before ...
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0answers
7 views

How can I keep selected the output feature elements from a toolbox?

I have a simple toolbox (ArcGIS 10.0). From some selected elements from one layer, the tool, create a new one. I want that all the elements inside this new layer keep selected at the end of the ...
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0answers
14 views

Creating polygons using exact measurements? [on hold]

How do I create a polygon using the exact measurements (in metres) in ArcMap 10.2?
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0answers
10 views

Are there naming rules for direct connections from ArcGIS to PostgreSQL?

I don't have problem direct connecting arcgis to postgresql if my database name contains only letters, but when the name contains dashes or underscore e.g:"gisdb-dev", I receive an error when setting ...
2
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1answer
19 views

How to clip buffer polygon from its source line?

I'm trying to clip a 30 meter buffer polygon built around a highway line feature using a smaller 6 meter buffer that represents the actual width of the road, so that the original 30 meter buffer is ...
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0answers
17 views

Navitel Navigator 5.0 map file

I have Navitel Navigator 5.0 map file(.nm3) for navigation. Is ther is a way to open this file on PC? Do we have a software that works as a navigator for PC such as Navital Navigation for android.
2
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1answer
27 views

Clip_Management seems to delete shapefile?

We have some python code that clips a very large shapefile for further processing. We can see the process create all the output files, but then just as the process is finishing, they get deleted. ...
2
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3answers
26 views

Delete isolated polygons smaller than a specified area

Hi I want to delete isolated polygons (only polygons not adjacent to other polygons) smaller than a specified area. Like the polygons displayed here in the white space. I can do a select analysis - ...
3
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2answers
34 views

Labeling runs out of map extent and onto borders when exporting to PDF from ArcGIS for Desktop?

When I have tried to export several of the maps I have made but I have a problem with labeling that runs out of the map extent and onto the borders. I am exporting to a PDF and opening the file in ...
0
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1answer
31 views

NDVI derived from Landsat band 3 and band 4 using QGIS raster calculator shows the different range when opening in the ArcGIS

I have calculated Normalized difference vegetation indices from landsat 5 band 3 and band 4 that have 0-0.38 minimum and maximum ranges respectively. But whenever I open the same NDVI.tiff file in ...
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1answer
34 views

Geocoding millions of addresses

I have millions of addresses that I want to geocode and I can do that in ArcGIS but it would take me endless number of hours. Is there a faster method that you can recommend?
3
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2answers
28 views

How to get arcpy to work with Anaconda?

I am trying to follow the step-by-step directions in the answer to "how to separate Python installation with ArcGIS" but cannot find the path file, DTBGGP64.pth, in ...
8
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2answers
825 views

How to cartographically represent water flow?

I am modelling water flow on steep slopes for an erosion study. You can see from the screenshot the results from the ArcGIS-based flow analysis. To produce these flow lines, I generated a ...
1
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1answer
25 views

time required to get results by solar radiation tool

how much does time does ARCGIS solar radiation tool takes to give solar map for day of about 50 km area?
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1answer
24 views

Where does ArcGIS persist shared AddIn folder configuration

We want to rollout our customized ArcGIS AddIns enterprise wide. Therefore the esriAddinfiles are stored on a shared folder on the network. ArcGIS does automatically install those (and any updates) if ...
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0answers
12 views

Stream Links on Topography

I create stream link using ArcGIS. How can I understand stream links corresponds at terrain where they are?
2
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1answer
46 views

creating raster based on 'count' of certain property in 8 underlying rasters

I need to build a raster based on 8 raster layers. Data in these 8 layers are divided into 3 classes, (1) K (values 1-1.5), (2) V (values 2-4) and (3) Z (values 5-12). The new raster is raster K, ...
5
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3answers
88 views

How to count overlapping polygons from one Shapefile?

I have a shapefile with 16400 polygons. Each polygon shows the expansion of a bird species for the whole world. Now I have to count the overlapping polygons. I tried it with union and dissolve ...
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0answers
18 views

Field mapping for append crashes python

I am trying to append multiple feature classes to a new one. As they come from different sources, the fields are all different, so I have to map the fields of the input feature classes to the fields ...
1
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1answer
26 views

Digital Elevation Model Resolution

While I creat flood areas using DEM in ArcGIS, Which parameters do I consider to determine DEM's pixel size and resolution?
3
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1answer
46 views

How to convert the SRTM DEM orthometric to ellipsoidal heights using ArcGIS or others GIS?

Recently I got the SRTM DEM from Cgiar,which based on WGS84/EGM96. and I merged the tiles to one tiff file. I want to get the WGS84 ellipsoidal heights. According the steps from the Arcgis Help 10.2 ...
1
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1answer
15 views

Using global parameters in nested models of ModelBuilder?

I have a model that consists of two nested models and various parameters. There are two parameters that are common to all of the models (including the overall “grand” model). The common parameters are ...
2
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2answers
45 views

Using Feature Class name to populate new field

I am trying to get the Feature Class name (from Iterate Feature Classes) into a new field. I have been following the models described in the following two threads. Using Value from Iterate Feature ...
0
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1answer
26 views

ArcGIS Linear referencing tools duplicating records and erroneous measures

I am using LocateFeaturesAlongRoutes_lr, MakeRouteEventLayer_lr, and MakeRouteEventLayer_lr to combine three different overlays into one based on this question I asked month ago. The code is as ...
2
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0answers
33 views

Single Tree detection

I was wondering how I could extract "crown area" of single trees in a forest from a high-resolution image with only 3 band (RGB) in ArcMap. ( No NIR to use NDVI as any threshold). I need a fast ...
0
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1answer
9 views

Is it possible to label a postgis Query Layer in ArcMap?

I've created a PostGIS query layer and I can't label it. I'm trying to work out if I'm dealing with a bug that I can't workaround, a bug that I can workaround, or if it is operator error. After ...
3
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2answers
70 views

Correctly merging DEM rasters and eliminating edge effects

I'm using 10m DEM rasters from the NRCS Data Gateway for a large portion of California. The problem is some strange tiling that appears after merging, but isn't present in the original data (before ...
1
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0answers
30 views

Unable to create object class extension COM component?

I'm getting the error: Unable to create object class extension COM component in ArcMap 10.2 when trying to open feature classes from old geodatabases. I'm also getting "error repairing the ...
0
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1answer
11 views

Error Exporting ArcMap Feature to KML, Retain Attached Photo

I have a set of point features in an ArcGIS file geodatabase. I have attached a photo to one of the points, using the built-in tools 'enable attachments' and 'add attachment'. The photo is stored on ...
2
votes
1answer
18 views

“muting” first point in a time animation

I am trying to produce a time-lapse map of points. The problem is, after enabling time, the earliest point in the layer appears before beginning the animation. In other words, its just on the map by ...
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2answers
52 views

Symbology tab in Layer properties

I want to symbolise based on the values, so for example I have many value fields (see pic) The map is drawn so that all these values have the same symbology and are not distinct. I tried to add all ...
3
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1answer
68 views

How to calculate and compare RMSE between two DEMs?

I'm doing a project based on using Lidar point cloud data and I have access to a DEM that cover all of Sweden. But my goal is to produce several DEMs covering a small area using different ...
1
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1answer
71 views

How to work with accentuated strings in Python scripts in ArcGIS Desktop Field Calculator?

` pre-logic: def myCalc(name,nameVal): if (name == nameVal): return 1 else: return 0 var_name= myCalc(!Epulettipus!,"Lakóépület") ` This doesn't work with accentuated strings. (But ...
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0answers
20 views

Labels aren't displayed for layers inside a group

I'm using a python script to create an empty group layer in the current map document, add some layers to this group and update their symbology from an existing .lyr file. I also want to to turn on ...
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2answers
46 views

Writing Python script in Field Calculator in ArcGIS Desktop?

I'm a programmer, I have programmed in C#, Java, but not with Python. And I'm not a geographic worker. How can I write a python script into Field Calculator to be able to check the other column value. ...
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0answers
6 views

ArcGIS editor for openstreetmap missing in ArcToolbox 10.0 [duplicate]

The installation of the editor was successful but a new OSM tool doesn't appear in the toolbox. I opened the toolbox --> add toolbox - managed to the installation folder but there i find nothing that ...
1
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1answer
16 views

Removing disconnected cells in a stream network raster using ArcGIS

I've got a predicted stream network raster with cells values 0 (not a stream) and 1 (is a stream). My end goal is to create a network of connected polylines, but unfortunately there are some areas ...
1
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0answers
25 views

Point Distance analysis tool in ESRI ArcMap is not calculating all observations

I'm grading homework for a number of students who are doing the same GIS assignments, and in the latest one, three of them had answers that varied from the rest of us when I looked at their statistics ...
1
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1answer
33 views

Creating a raster based on a where clause

I am writing a script that deals with a raster that will need a subset of the raster outputted and the rest of the original raster needs to be "no data". To clarify, say, there is a raster and ...
1
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0answers
46 views

Generating Canal on DEM using ArcGIS for Desktop?

I want to generate a canal going from point A to B with a given slope. The canal should be on the underlying DEM. Is there any way to do this with the tools in ArcGIS 10 or do I have to do it ...
2
votes
2answers
75 views

How can I identify types of crops in agricultural raster dataset?

I have some 2014 MrSID files from the National Agricultural Imagery Program (NAIP) that I've converted to TIFF files. I want to use them to find the area of tomato farms in a watershed. I'm using ...
5
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1answer
108 views

When to use Con or Reclass

This question was stimulated by a discussion between WhiteBox and myself. Both Reclass and Con (i.e. a conditional evaluation tool) are examples of tools that implement a Switch statement or nested ...
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2answers
42 views

How to extract portion of a string for a field value

This is simple but driving me mad. I am using Modelbuilder to iterate through a folder of feature classes, and need to add a field that extracts a portion of the filename. Example: CF0140r01.shp I ...
2
votes
1answer
47 views

Exporting results from Select By Location comparisons of each line in one shapefile with polygons in another?

I use ArcMap 10 and I am trying to export multiple selections (a.k.a 'Select by Location') from one file against another. I start by selecting the first line of shapefile A and I want to select all ...
1
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1answer
27 views

Convert raster to polygon based on cell value ranges using ArcGIS for Desktop?

I have a floating point-valued raster which I need to convert to polygon as follows Put the cells with VALUE < 0.5 into (a small/the smallest number of) polygons Cells in the range [0.5, 1] into ...
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1answer
23 views

How do I organize labels on top or bottom, or right, or left?

How do I organize the labels in the layout, for example, I want the label Year to be on the top of the Acres. I tried variety ways to do this using the Label Manager but can't seem to get it right ...