Use this tag when ArcGIS for Desktop is the product and architecture that you are using from the ArcGIS platform.

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5
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149 views

Search Radius for Line Density

I have been working with GIS for many years but I am fairly new to the spatial analyst side of things. I am working with many satellite tracks for many different individual animals and would like to ...
5
votes
0answers
196 views

Zonal Histogram Output Problems - No values associated with the habitat type

I have a outline of some islands (shapefile or raster) and GAP landcover data (raster). I am trying to use Zonal Histogram to create a file with a histogram of the habitat types in each island. Each ...
5
votes
0answers
219 views

Grouping carpool participant addresses for network

I have a list of addresses of people participating in carpools to a workplace and a list of cars given by the workplace. Both lists change daily. I need to group people by their addresses and assign ...
5
votes
0answers
96 views

Adding data from PostgreSQL to Query Layer of ArcGIS for Desktop warns that given coordinate references are incompatible?

When adding data from PostgreSQL in a Query Layer I get the warning "The given coordinate references are incompatible" I have added many other layers with the same properties no problems, but I have ...
5
votes
0answers
110 views

Interpolating species data from sample points in a small area

I have sample data from a small site (10 acres) which shows the number of occurrences of a particular species of snail over two sampling periods (fall and spring sampling). I want to try and ...
5
votes
0answers
140 views

Rotating annotation by angle using center point of annotations (with baseline alignment) in ArcMap

Is it possible to rotate annotation (in ESRI Annotation FeatureClass) by angle so that new position would be calculated based on annotation center point (not alignment, as it is set to baseline, ...
5
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0answers
694 views

ArcGIS Kernel Density with polyline, search radius / bandwidth calculation

I'm conducting a density analysis of a series of polylines and I'm hung up on determining an appropriate search radius. The default calculation performed by arcgis is to take the shorter dimension ...
5
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0answers
647 views

Spatial join to kernel density / kernel density with polygon/point output in Arc

I'm looking for a way to join polygons to a density function for some other feature of interest. Current workflow make density raster from feature set of interest, using point/line/kernel density ...
4
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0answers
48 views

Determining the Thalweg line of a river without bathymetry?

I have the boundaries and centerline of a river. The Thalweg line defines the deepest elevation of a watercourse (see Image taken from Google). I do not have accurate enough bathymetry or Digital ...
4
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0answers
25 views

Composite Bands (Data Management)

I am building a small multispectral camera based on the Raspberry Pi Compute Module and two Raspberry Pi cameras. One of the cameras has a NIR filter, the other is a normal RGB camera. When using the ...
4
votes
0answers
105 views

Creating materialized view from ArcSDE layer

In the past I've used materialized views in Oracle to replicate non-spatial data from one database to another. I'd like to do the same thing with an ArcSDE feature class, but I'm wondering how that ...
4
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0answers
44 views

Preparing data for semiovariogram analysis in ArcGIS with large sample sizes?

I am working on a statewide project to create surface water quality grids from point samples. In some instances, we have large sample sizes (n>50,000) which is problematic when creating ...
4
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0answers
447 views

Geometric Network for Electric Utilities

I'm not expert in the use of geometric networks nor in Python scripting and I need help with the following problem. I'm using ArcGIS 10.0. I have defined a geometric network for an electric ...
4
votes
0answers
148 views

Both-sided transparency in ArcScene for extruded features

I'd like to extrude my polylines and make them transparent, but from both sides. As you can see below, the transparency works only on one side. I think it's something with the side-orientation. I can ...
3
votes
0answers
40 views

Are there any way to identify individual pine trees without the use of Lidar data?

I am using Arcmap 10.3. Are there any way to identify individual pine trees without the use of Lidar data? Crown identification seems irrelevant. My goal is to do a rough tree top calculation to ...
3
votes
0answers
18 views

Is there any way to capture ArcMap Drawing Errors inside of a python script?

Is there any way to capture ArcMap Drawing Errors inside of a python script? Through python, I would like to iterate through each layer inside of an MXD, make the layer visible, refresh the table of ...
3
votes
0answers
31 views

How can Ripley's K Function output in ModelBuilder be used as the search radius for Kernel Density analysis?

I am using ArcGIS 10.3.1 (Basic license). The first part of the model takes point data, runs it through Ripley's K Function tool, sorts the data in descending order by the DiffK column, and then ...
3
votes
0answers
26 views

ArcGIS Server Object Extensions: how do I deploy extra .dll's?

I am developing an ArcGIS Server Object Extensions in C# that makes calls into a C++ .dll. How do I add this .dll to deployment? By that I mean that I want it included in the .soe.
3
votes
0answers
63 views

ModelBuilder inline variable does not change consecutively when iterating raster?

---SOLVED--- I am trying to create a model in ModelBuilder (ArcMap 10.2.2), where there is an iteration through rasters in a workspace, each raster is run through a formula in raster calculator and ...
3
votes
0answers
76 views

Add a dam to DEM in ArcMap

I followed the instructions how to build a dam by whuber (How to build an artificial 'dam' across a river?) "draw a line segment" "compute the Euclidean distance to this line segment" ...
3
votes
0answers
53 views

Visualizing a State Tree

I'm running ArcGIS 10.2.1 and I need a way to visualize the state tree for my versioned SQL 2012 database. I've previously used the GDBT tools but there isn't an option available from ESRI that will ...
3
votes
0answers
52 views

ArcGIS quantile classification

I have been implementing a workflow previously devised ArcGIS 10.2 in R. The process involves a discretization of an integer raster (the cells are counts) through quantile reclassification. I've ...
3
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0answers
48 views

LasDatasetToRaster does nothing to the Raster Layer

I have been trying to figure out how to clip and rasterize a LiDAR map file programmatically (Not through arcpy) I use C# but read many languages. So far I have been able to access and assign the LASD ...
3
votes
0answers
53 views

Possible to create AutoCAD-like grading lines in ArcMap?

I often need to show grading for roads and ditches. This is what the map readers require and what the standard symbology for grading is. These 3D lines can be easily created in AutoCAD civil 3d and ...
3
votes
0answers
39 views

Review Edited Layers Before Saving

In Arcmap, is there a plugin/addon available that will list the layers that have been edited when the "Save Edits" dialog pops up? Sometimes I get nervous that I might have deleted something from a ...
3
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0answers
50 views

Cokriging using categorical covariables in ArcMap?

I am using cokriging to model a continuous variable across my study unit (soil carbon). I have one continuous covariable (soil moisture) but also a categorical covariable (vegetation community). I am ...
3
votes
0answers
122 views

Items (scripts) in custom toolbar are not working

I created custom toolbar in my working mxd and added few menus to it: Using customize dialog I added some system and my own tools (scripts) to it: It worked great for last two months or so, ...
3
votes
0answers
191 views

ArcGIS python toolbox: GPFeatureLayer parameter “loses” symbology type

I'm pretty new at ArcGIS python toolboxes. Here is one problem I've been fighting with for a while. I want to create an output layer (GPFeatureLayer) with a specific symbology (GRADUATED_COLORS) and ...
3
votes
0answers
187 views

Performance difference between focal statistics (ArcGIS) and neighbor (GRAS or QGIS)

I tested minimum, maximum, and average neighbor (circle radius = 161 pixel) using ArcGIS, GRASS and QGIS: ArcGIS (10.1): it takes only one minute GRASS (6.4.3): it takes 123 minutes for every output ...
3
votes
0answers
135 views

Problem with Flow Direction in DEM

I have the following problem with Flow Direction Tool in my DEM and with such wrong calculated flow direction in the centre of DEM I am unable to delineate any watershed. What can I do?
3
votes
0answers
119 views

How to use the multiprocessing module on python to execute a spatial join?

I have several shapefiles of the entire Amazon rainforest each with millions of polygons (they are fairly detailed and take some time to draw on ArcMap). I need each of these shapefiles to be ...
3
votes
0answers
905 views

An Error Has Occurred Running Scripts On This Page - Repairing issue with batch script?

If you've been using ArcGIS for a while, you will have most likely come across this error: The issue is linked to some sort of ActiveX plugin security setting in the 32 bit version of Internet ...
3
votes
0answers
276 views

Create Thiessen polygons using spatially weighted averages?

I have to create Thiessen polygons with the spatially weighted averages for specific contaminate concentrations from different borings. I have the Thiessen polygons created but this only shows me the ...
3
votes
0answers
193 views

Updating attribute table from an Excel file using Python

I am kinda new to Python, please excuse for such a trivial questions. There is a shapefile (let's call it Materials.shp). I have an attribute table with different fields (for example, windows, doors, ...
3
votes
0answers
125 views

ArcGIS Solar Radiation Tool - How is Local Solar Time/Local Time handled as input to the “within-day” time configuration?

I am scripting hourly interval runs of the Area Solar Radiation Tool, and need a hand understanding how to account for Local Solar Time (LST) versus Local Time (LT) within the tool. First off, I ...
3
votes
0answers
94 views

point feature to raster with count of unique points

I am using ArcGIS 10.1 with Python 2.7 I have a point layer with thousands of points that each hold an id value of its owner. One owner can have multiple points, meaning that points can have the same ...
3
votes
0answers
135 views

Creating map gores in ArcGIS for Desktop?

Does anyone have clear instructions on creating gores for a globe in ArcGIS? I have tried to work with these: http://mappingcenter.esri.com/index.cfm?fa=ask.answers&q=1725 But have become ...
3
votes
0answers
62 views

Appropriate resolution of images for image classification?

I am attempting to perform image classification on some maps that I have in PNG format. This classification is failing due to there being too many many pixels in the training samples (I appear to be ...
3
votes
0answers
119 views

kriging of compositional data (grain size)

I have posted this already in the GEONet Forum but without any suggestions, now I am hoping for some feedback here: I have a problem concerning interpolation of compositional data of grain sizes. I ...
3
votes
0answers
222 views

How to deal with data which are not normally distributed when kriging?

I'm a novice with advanced spatial interpolation, and I'm trying to use the Geostatistical Analyst to interpolate a surface based on borehole data, using Ordinary Kriging. The help file explains how ...
3
votes
0answers
70 views

How to geocode a building with different entrances

I am working on a routing map for a university campus. the routes are modeled and network analyst works fine. The problem: Many of these buildings have several entrances. Is there a way to geocode ...
3
votes
0answers
30 views

Labelling Max coverage by Area

I'm struggling to find a quick way to identify and label an area by the maximum coverage of an overlapping polygon. Has anyone done a process like this lately? I'm currently playing with the Pivot ...
3
votes
0answers
124 views

Dilating a polygon by a circle sector

I want to dilate a polygon by a circle sector in ArcMap. Because my python skills are not that good to figure out how I can use the R prototype of How to create an oriented buffer using arcpy? . Is ...
3
votes
0answers
418 views

SetNull in Python script for Arcgis assign 0 value

I am writing a script in Python where I assign to few Tiff defined in a function as inputRaster a NoData value as follows: whereClauseSetNull = "VALUE > 100" outSetNull = SetNull(inputRaster, ...
3
votes
0answers
335 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 ...
3
votes
0answers
107 views

Geoprocessing tool for finding specific point within polygon

I have a ArcGIS task and cannot find a solution. I try to find a certain point within a polygon (see picture). This example is handmade and I need a geoprocessing solution I point I try to get is ...
3
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0answers
758 views

Understanding Error network dataset has no edge elements It may be unbuilt?

I'm trying to alter an Integrated Transport Network (ITN) to remove all of the roads that are within a flood zone (a separate shapefile). The ITN Network Dataset I'm working with was created by ...
3
votes
0answers
96 views

ArcMap - Adding Multiple raster datasets to mosaic dataset (for temporal change)

I have a number of raster datasets containing lake water temperature data. I am looking to make these time enabled as to be able to scroll through them. I have converted them to .TIFF format and have ...
3
votes
0answers
134 views

How to perform mass-balance analysis with ArcHydro

I was wondering if there is any online manual/instruction for carrying out water mass balance analysis using ArcHydro? I have searched for such information, and the closest thing I can find is a ...
3
votes
0answers
114 views

Lining up polygon legend patches in ArcGIS for Desktop?

I have tried the properties and everything, I cant understand why my polygons are not lining up correctly in the legend. I created this legend the usual way by adding my 3 layers to the legend wizard ...