Tagged Questions

Use this tag when ArcGIS 10.1 (or any of its service packs) is the ArcGIS Platform version you are using.

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4
votes
1answer
37 views

Converting probability buffers to a probability SURFACE

I have a point feature, which I have buffered using the estimated location error of each point. Each point has a different sized buffer, representing 95% confidence that the true location is withing ...
1
vote
0answers
17 views

Are ArcGIS 9.3 layer files compatible with ArcGIS 10.1? [duplicate]

If I save layer files in ArcGIS 9.3, can they be opened and modified in ArcGIS 10.1? When I try to open the layer file in 10.1, it does not work and gives me an error message: "the imported layer is ...
0
votes
1answer
173 views

Avoiding ImportError: No module named numpy?

When I try to import ArcPy, I get the following message. Any help would be appreciated.
0
votes
0answers
36 views

Setting raster resolution in meters when working in a Geographic Coordinate System

I work in WGS 84 (Geographic Coordinate System) in ArcGIS 10.1. I need to create a raster specifying its cell size in meters, and output it in WGS84. Is it a good solution (towards a less shape/area ...
1
vote
1answer
31 views

ArcObjects - Highlight something in TOC

Can someone help me please, I'm searching for a way to highlight a Feature Class in the TOC. I tried so many snippets and I didn't get the result I wanted So what I'd like to have is a function ...
1
vote
1answer
21 views

Can adding of attribute table fields cause geoDB replica fail

We have a arcsde replica between 2 sql server geoDB, it is one way replica and our side is the child. Recently our scheduler to synchronize the replica failed. The parent side add fields in some ...
0
votes
0answers
15 views

-1 value in NextDownId attribute in drainageline

I'm currently working on adjoining catchments in Arc Hydro Tools and I have noticed that there are catchments that are not adjoined. I checked all the generated datasets and found out that the ...
1
vote
0answers
34 views

Making grayscale map from multiple band satellite image in ArcGIS for Desktop?

I have satellite multiple band map, I needs to make grayscale map,what should i do? what is the steps? which band and format of input are to be used in this? How to make attribute table of this? In ...
2
votes
0answers
19 views

Is it possible to zoomToEnvelope in a webmap

I am working on an app that displays a map. I have the code opening the webMap I have on ArcGIS.com. In the method -(void)webMapDidLoad:(AGSWebMap *)webMap I set an envelope and then call ...
1
vote
1answer
37 views

How to find points present in one layer but not in a second layer, using ArcGIS?

I have two layers, A and B, with B consisting of a proper subset of the points in A. How can I produce a third layer, C, consisting of just those points found in A but not in B. In R, I would just ...
2
votes
0answers
53 views

Comparing two kernel density rasters for areas of interest?

The background to my question is that I have unit sales for Product A aggregated by city. I also have unit sales for Category A aggregated by city. The goal is to compare areas where Product A ...
0
votes
1answer
47 views

Sizing charts in ArcMap?

In ArcMap I have to represent water data that has extreme disrepencies between the figures, so when I create a bar graph one graph is much larger than the others. Even if I convert these figures to a ...
0
votes
1answer
24 views

List all ArcGIS Coordinate Systems using ArcObjects 10.1

We currently have an ArcMap addin that will convert selected or all point features to a SEGP1 file. We also allow projections to a different Coordinate System and this is where it gets tedious. We ...
1
vote
0answers
31 views

ArcGIS Viewer for Flex - map won't display in preview tab

I'm new to ArcGIS Viewer for Flex and ArcGIS for Server, so far I have been able to get past the point where I get to choose my base map and operational layers from the ArcGIS for Server 10.2. I can ...
2
votes
1answer
29 views

How to combine table data to perform mean center analysis?

I have two tables: one in excel and one in .txt format. I need to move these in to ArcMap 10.1 and combine them with a polygon shapefile of counties in a state. However I don't know how to do this. ...
1
vote
0answers
39 views

How use DataFrame Geographic Transformation User Interface with ArcObjects?

I am bringing data from SQL Server into ArcMap with ArcObjects as a Query Layer. If I do this manually, a 'Geographic Coordinate System Transformations' UI pops up. I would like the same thing to ...
1
vote
0answers
29 views

Representing GIS data in ArcScene so it looks like bar and circle?

Is there a way to represent GIS data in ArcScene so it looks like a bar and circle? I can only either get the bar by extruding my points but I wanted a circle on top. I dont know how to get my ...
0
votes
0answers
8 views

Districting extension malfunctions

I am using ArcGIS 10.1 districting extension. I was able to create a workspace that allows me to create districts based on census data. Once the workspace and all the associated files are moved ...
1
vote
1answer
45 views

Predicting in advance which is the best interpolation method for my data

I need to interpolate in ArcGIS 10.1 soil data (organic matter content, nutrient content, pH, etc.) from a set of soil sampling points to the surface which this set of points lays on. I am ...
1
vote
1answer
40 views

Making color map in ArcGIS for Desktop?

I have bands 2, 3, 4, and 5 map. How can I use these to make a color map in ArcGIS 10.1 for Desktop? Can you give me steps? Also I want to make attribute table of colormap. How this can be ...
0
votes
1answer
23 views

ArcMap fails to refresh when using time slider

I have a time-enabled point layer, but when I use the time slider to navigate through time, I have to hit refresh (F5) every time for the next period to appear. This is a problem for both the 'next ...
1
vote
1answer
105 views

Definition Query to exclude certain values and return remaining values

I have been trying to create a Definition query to symbolize a set of water features. I cannot edit the .shp file and I want to exclude a multiple values. I have tried using NOT but have had no luck. ...
1
vote
2answers
32 views

Remove non-intersecting rows from two polygon shapefiles

I am working on Arcmap 10.1. I have two polygon shapefiles: S1 and S2 S1 has 4 polygons (rows): P1, P2, P3, P4; S2 has 3 polygons (rows): Q1, Q2, Q3 From S2, I have to remove those polygons which do ...
2
votes
1answer
40 views

How to calculate/find abscissa and ordinate resolution values on ArcMap 10.1

I am filling out FGDC Metadata for a product. Abscissa and Ordinate resolution are required fields. They are not automatically populated on Arcmap 10.1 and I can't find a way to locate (or calculate) ...
0
votes
1answer
56 views

Cause of ExecuteError: ERROR 000539: Invalid field County Insets.OBJECTID Failed to execute (CalculateField)?

The following script joins two layers on a common id and attempts to use the OBJECTID in the joined table to update records for a field in the input table. In running it in "current" mode, it moves ...
6
votes
2answers
111 views

Reducing elevation from DEM using ArcGIS for Desktop?

I am so curious how would I strip off elevation from the DEM. I don't know how I would explain it further but I have attached an image to clarify this. I wanted to eliminate the area shaded with ...
2
votes
2answers
50 views

Buffering points bounded within polygons

I've checked around and didn't see this one yet, hoping somebody can help me out (preferably without code, but I'm all ears). I'm using arcGIS 10.1 on an i5 win7 machine with 16g RAM. Not a xeon but ...
1
vote
1answer
58 views

ArcGIS Raster Calculator output raster has one band but cannot build attribute table?

I built a raster using the raster calculator of ArcGIS 10.1 for Desktop. The properties of the output raster ("usle_1") indicate that this raster has one band. There is no attribute table but I ...
1
vote
1answer
33 views

Hot spot analysis indicated the areas with 0 value as hot spot?

I tried to look at whether there is cluster of psychiatric patients in a county. I have census tract data with a column showing how many psychiatric patients are there in a census tract. There are ...
-1
votes
2answers
92 views

arcpy.Delete_management(“”) not working

I've written a script in a python toolbox. That script creates a folder in the user defined workspace for all the output files that are created during the script process. When the script is done, I ...
0
votes
0answers
48 views

ComboBox Addin to populate Layers .NET C#

I am using Arcgis 10.1 and created following class derived from ComboBox. class LayersComboBox : ESRI.ArcGIS.Desktop.AddIns.ComboBox I want Combo box Add-in to populate added layers(in table of ...
0
votes
1answer
23 views

How can i automatically display the output of my toolbox?

i have made a python toolbox (.pyt file) and run it in Arcgis 10.1. The Output is a raster and I want it to automatically show up in the Arcmap viewer. The option for displaying the output of ...
3
votes
2answers
77 views

How to improve legend spacing for ESRI ArcGIS map

I am using ArcGIS 10.1 and am trying to achieve a fairly uniform amount of white space between the first four legend items and am having difficulties pulling this off. All four items are separate ...
3
votes
0answers
45 views

How to detect temporal changes using ArcGIS?

I want to show urban sprawl in a city over ten year period. I took a MOOC on geospatial revolution, therein a link was shared to do such analysis. I just want to show the urban sprawl, nothing ...
5
votes
1answer
114 views

Calculate the common area between polygons using python?

I am trying to calculate the common "empty" area between the neighbouring polygons in order to calculate the porosity volume (the red area in the image) My idea was, first to use Convert ...
1
vote
0answers
15 views

Calculation of RMS between two grids [duplicate]

I want to calculate the RMSE of two grids based on their z-value: a calculated and a reference grid. I do have the statistics: Cells, Range, Min, Max, Sum, Mean, Variance, St.dev. How could I solve ...
1
vote
1answer
26 views

Exporting whole map from ArcMap to GeoTIFF not just current view? [duplicate]

I like to export my whole map which is composed of both raster and vector data to geotiff (or other raster format) in ArcMap 10.1. If I select file->export, only the current view is exported. I want ...
0
votes
0answers
16 views

Using ArcGIS for Server Network Analyst service in Google API?

I want to use ArcGIS for Server Network Analyst service in Google API or another API. I search in the internet but couldn't find anything. I think Network Analyst services can only be used in ...
0
votes
1answer
38 views

Combining raster images? [closed]

I've decided to work on GIS implementation in transportation. I've these small tiles of images, with world files. I want to combine them to create a base map. I don't know coding/programming, so ...
5
votes
1answer
168 views

Merging and joining two line feature classes while maintaining attributes from both using ArcGIS for Desktop?

I created an event layer using the MAKE ROUTE EVENT LAYER tool based on anticipated scheduled events. The road layer which is the base layer is intact. What I would like to achieve is combine layer ...
1
vote
2answers
64 views

How do you programmatically access a feature's attachments?

I am attempting to access a feature's attachments in ArcObjects and I'm following the docs for Working with feature attachments. Everything is fine until attempt to access IAttachment.Data because I ...
0
votes
1answer
39 views

arcmap replica error number and description list

We have a replica between our sql server geoDB and another sql server geoDB. It is a one-way replica and our geoDB is the child. Recently an error occurs (error 000582). I searched for the cause of ...
4
votes
1answer
120 views

Why covariance values are different in R and ArcGIS?

I've calculated covariance between 7 rasters using R and ArcGIS. It gives me different results. Each times covariance values from R are approximately 1.874 times higher than ArcGIS values. R - ...
0
votes
0answers
35 views

What is the most efficient method for deleting row/features from a versioned FC in python?

I'm trying to delete all records from a feature class in SDE and then append new data using python. My dataset is versioned in SDE. I've tried Truncate Table (doesn't work with versioned tables), ...
2
votes
1answer
71 views

Performing Point Distance analysis using Basic level license of ArcGIS for Desktop?

I am using ArcView Version 10.1 and I need to perform a point distance analysis like: What is the distance from A to B-Z, B to A-Z, C to A-Z, etc? What are the steps that I take to do this?
1
vote
0answers
22 views

Python Script calling custom model failing during model execution

I have a python script that calls a model I built in model builder. If I run the model by itself it runs perfectly. If I call the model in the python script, the model errors in various locations. ...
3
votes
0answers
47 views

How long should a delete identical take on ArcGIS 10.1

I have a 3.25 GB feature class of polygons with a spatial index. I am using the delete identical tool comparing the shape and one other field which contains a text string of 9 characters. The tool ...
1
vote
2answers
185 views

Error "unsupported operand type(s) for +: 'int' and 'NoneType' for variance in python

I recently came up with an error in a script I am working with in Python for ArcGIS 10.1. The strange thing about it is that this script works for some files and not for others. Any ideas as to why ...
3
votes
0answers
102 views

Extracting flow accumulation to stream shapefile

I would like to create a shapefile that displays the flow accumulation for a given point in a stream channel. Is this possible? My client wants a map that shows the accumulated flow/catchment area ...
1
vote
1answer
23 views

Obtaining addresses using ArcGIS

I am currently working on Eastern-European microdistricts, and I want to obtain the addresses that can be found in these microdistricts. Is it possible to use ArcGIS to solve this issue? I thought ...