Dividing all records by mean value in python script/field calculator
I am very new to python scripting. I need to be able to run this function through python to use on multiple different datasets. Basically, I am trying to multiply an attribute column by a factor of the...
View ArticleFailed to executed (Identity) Invalid Topology [Topoengine error] HELP PLEASE!
ArcGIS for Desktop 10.1 Advanced License (ArcInfo) I have a model I am trying to run on 1.8 million points and 860 polygons. I am creating a buffer around each point and running an Identity with the...
View ArticleIf statement in Field Calculator
Hello, I am having problems with if statements in the Field calculator. This is my first time trying to code something in the field calculator. I am familiar with coding as I have used java and visual...
View Article10.1 modelbuilder network analyst routing direction
In the Make Route Layer tool in modelbuilder I don't see an option to create the direction file. Am I missing something??
View Articlelooking for something SIMILAR to generalize tool
I looking for a tool that I can run on a poly that will maintain the outside shape but remove edge verticies that are not needed to define the poly's shape (found along 'straight' sections of the...
View ArticleModel Builder Select By Attributes
Hi, I have a feature class where I wish to select various values from a field. Once those values are selected I wish to populate another field with a corresponding certain value using calculate field....
View ArticleBuffer distances
I have created a 25 mile buffer around a point layer. It displays and measures correctly in both the UTM and Lat/Lon versions of my ArcMap viewer, however when I move it to one that is WGS 1984 Web...
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Want to dissolve adjacent polygons but no common edges.
I have a bunch of parcel data, I want to join the polygons basing on the same owner name. Even they are not touched, I want merge them together, such a 100 feet tolerance. The purpose is to show the...
View ArticleReverse engineer linear feature buffer
I'm wondering if someone knows a way to recreate a centerline from a polygon buffer? I was given one dataset without the other ...
View ArticleSelect by Attributes and by Location
I am working on a project relative to Forests. We have three forest types. The area of interest is subdivided into small catchments. I would like to select only the catchments that include all three...
View ArticleIs ArcMap 10.1 64-bit background geoprocessing compatible with ArcGIS Server...
I have both installed on the same box. There are DTBGGP64.pth and a Server10.1.pth files in the C:\Python27\ArcGISx6410.1\Lib\site-packages folder. The first points to the the C:\Program Files...
View ArticleSubdivide an Existing Grid.......
I have a state imagery grid that was provided by the state of Tennessee. I am wanting to subdivide each grid block into smaller blocks. I am not sure how to do this. I have looked at the Data Driven...
View ArticleErase Function does not work after simplification
My erase function does not work after I simplify a polygon. The simplified polygon will not work as the erase feature. It will work prior to simplification, or any other polygon will work. I am using:...
View ArticleClipping into stream Buffer
If someone could clarify this for me, that would be super awesome. I have recently just buffered a stream to 100m. This is the area that i'm interested in. I'm looking to see what the area of logging...
View Articleselect max value per feature location for overlapping point features
I have a "grid" (vector grid) of evenly spaced points for ocean alkalinity. At every location in the grid there is a stack of up to 15 points with identical coordinates but different values for their...
View ArticleModelbuilder - Run a model outisde of a map?
Hi All, Is there an easy way to set up a model to be run outside of ArcMap or ArcCatalog? I've built a model that updates a "parallel" copy of our data, that is used in a map, that is in turn used in a...
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In ModelBuilder, how do you merge all the polygons in an output?
GIS: ArcGIS 10 - ArcView License + Spatial Analysis extension Have created a simple model like so: input polygon data/shapefile > select field1="A" > buffer that for 30 metters > output a...
View ArticleFishnet features have different length and area
Hi everyone, I am running into a problem with the create fishnet tool. It seems that everytime I try to create a 30 Arc Second regular fishnet there are slight differences in the length, and area...
View ArticleClip tool for raster
I have been trying to use a feature class to clip a raster. For some reason, even though arcGIS is not giving me any error message, it is also not producing any output raster or altering the original...
View ArticleGeoprocessing tool for generating shapes
Dear All I am trying to build Geoprocessing tool either by Model builder or by Python that do the following "Create Polygon from Coordinate values that entered dynamically within the dialog box of the...
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