An application of ArcGIS for Desktop that is used to create, edit and manage models within its Geoprocessing Framework

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4
votes
2answers
432 views

Does Calculate Value (Model Only Tool) work correctly in tools run in Batch?

Am I correct that if my model has a model-only tool (Calculate Value), and then I run the model as a batched process, it will not run the Calculate Value expression? I wrote a model to upload, ...
5
votes
3answers
7k views

Remove spatially duplicate features using ModelBuilder

I am creating a model to remove features which are duplicated within a polygon feature class. Most of the features are duplicated once, but about a quarter have up to three or four exact copies. I do ...
3
votes
2answers
6k views

How to Extract by Attribute Using ModelBuilder with User Input?

Using ModelBuilder, I want to create a tool that will let a user choose the value or values that will be used to extract a shapefile. I have a parcel layer with a "Parcel_Type" field. I want the user ...
7
votes
2answers
4k views

Exporting data from Collect Values output in ArcGIS ModelBuilder?

I'm currently playing with ModelBuilder. I've added a picture of the model I have at the moment. This model is currently iterating 6 shapefiles, so each of the 'output values' contain 6 figures in a ...
10
votes
1answer
2k views

How to find differences between shapefiles?

Every month I have to QA/QC some streets data for an entire county (over 47,000 records). The first step is to compare the two files. Currently, I'm using a tool that was created in house via VBA ...
11
votes
2answers
994 views

Adding arbitrary code to ArcGIS ModelBuilder?

Is there any way to add arbitrary code snippets to an ArcGIS model? I envision something similar to the "show code block" the expression builder in advanced labelling or field calculator. For ...
5
votes
2answers
2k views

Using ArcGIS 10 ModelBuilder to perform In-line variable substitution for input data path?

Does anyone know how/if you can use in-line variable substitution for an input path name in ModelBuilder for ArcGIS 10? I used "get field value" to retrieve a code from one feature class, and I ...
0
votes
2answers
392 views

How to Iterate through Bands of Raster using ArcGIS 10.1 ModelBuilder?

I have a large number of rasters with 3 bands (R,G,B). What I want to do is add all 3 bands of each raster together to end up with a single band image with the summed R,G,B values in each pixel but ...
2
votes
0answers
95 views

Problem loading output layer QGIS

Every time I run operations with temporary file output from the graphical modeler, I get the following error message: Oooops! The following output layers could not be open CLIP: ...
2
votes
1answer
382 views

How to separate raster bands in model builder?

I have a simple model that iterates through folders to collect imagery, mosaics them and clips the mosaic to a study area boundary. I need to produce an NDVI from the clipped 4-band mosaic ...
7
votes
3answers
2k views

Why is it important to use feature layers in ModelBuilder?

I am trying to understand creation of a geoprocess with ModelBuilder, but I don't know why it's important to use feature layers instead of feature classes when creating a geoprocess with ModelBuilder. ...
4
votes
4answers
5k views

Search if field exists in feature class

I have a few dozen feature classes, one of which contains the field I am looking for. They are stored in several different file geodatabases. Is there a quick way of searching each feature class to ...
4
votes
1answer
681 views

Raster Calculator dynamic map algebra expression

Is it possible to dynamically construct a Map Algebra expression that is dependent on the output of another tool, either using model builder or arcpy? For example, say I have a model that performs a ...
6
votes
3answers
233 views

Do you use a proven workflow to edit and document ArcGIS ModelBuilder models?

Do you have any reference to best practice examples , or can you share your expertise on how to keep track of edits to ModelBuilder models , track changes between model/tool versions and maintain ...
4
votes
2answers
596 views

How to automatically email interim results from model builder?

I want to get model builder to email me the results of processes at certain stages so that if there are issues I can remotely login and deal with them as I do with python scripts. I have a python ...
3
votes
1answer
438 views

How to prevent running part of a model when iterator is used?

My process is to run Buffer on two feature layers, intersect the buffers and then Clip intersected buffers with polygon object from Iterate Feature Selection iterator. Here's my model: The model runs ...
4
votes
1answer
130 views

Can ArcGIS ModelBuilder be exported to Python and run in QGIS?

Is it possible to construct a geoalgorithm on the ArcMap modelbuilder, export this entire algorithm to python syntax (without having ANY knowledge of python) and then import this algorithm to QGIS and ...
4
votes
1answer
266 views

Using Collect Values Tool with Union in ModelBuilder?

I would like to feed a list of feature classes (only one polygon per feature class, but up to 150 feature classes) into the Union tool in ModelBuilder by using a Feature Class Iterator and the Collect ...
4
votes
2answers
801 views

Arcpy remove invalid character

I've built a model that takes the name of the Excel worksheet containing xy data, and uses that name as the name of the output shapefile. ( Worksheet "massachusetts_sightings" in an xlsx becomes ...
2
votes
2answers
2k views

Using Value from Iterate Feature Selection to Calculate Field in ArcMap 10.1 ModelBuilder

I have two polygon feature classes, an alignment layer and a parcels layer. I am trying to use ModelBuilder to create a tool that will do the follow: iterate through groups in a single field of a ...
2
votes
2answers
316 views

Create line from two points, two different feature class

I'm attempting to automate this in ModelBuilder in ArcMap. I have one feature class with one point (Start) and one feature class with multiple points (Destinations). I want to iterate through the ...
2
votes
1answer
2k views

Why can't I use a Join in a model?

I'm trying to build a model using Model Builder in ArcGIS 10.1 that starts off by joining two shapefiles together based on a common field. I would like to make this open ended (not hardcoded) so I can ...
1
vote
1answer
48 views

Multivalue processing in the context of the modelbuilder

I am new to python so please bear with me. I have the following script that is supposed to get a multivalue parameter of several shapefiles as an input and then run the unionanalysis on all these ...
1
vote
1answer
232 views

How do I use 'model builder' in QGIS 2.2?

I am trying to learn how to use the 'model builder' in QGIS 2.2. I have used model builder in ArcGIS, but I don't understand how to do it in QGIS 2.2? What I want to do is to make buffers, clip ...
1
vote
2answers
683 views

Create an X,Y latitude and longitude grid from an raster

I have a satellite image (LandSat 5), I want create a raster with X,Y coordinates, this is possible in Model Builder of ArcGis 10.0? or other option. I know that the option $$YMAP ($$XMAP) not work ...
1
vote
2answers
82 views

Iterating through z-values in ModelBuilder

I have a series of fields that I am trying to run the IDW tool against. I'm looking for a way iterate through the feature class, using a different field as the z value each time. This is my data: ...
1
vote
2answers
150 views

Model not editable on a different PC

I am using ArcGIS 10.1 model builder on windows 8 to create create models for my processes. But when I open the model using Arc GIS 10.1 open model for editing with Arc GIS 10.1 running on Windows 7 ...
1
vote
4answers
1k views

Do the Data Interoperability Tools need a Special Licence?

I am tring to add a function quick export from Data Interoperability Tools to a Model Builder in ArcGIS10.0 but I have an error called Error 000816: the tool is not valid. That is because I need a ...
0
votes
0answers
55 views

kriging interpolation of many z

I have similar questions with Iterating through z-values in ModelBuilder. I want to interpolate my z's with my specific interpolation extent raster and extract each value to specific grid points (I ...
45
votes
6answers
3k views

When to use ModelBuilder over Python scripting and vice versa?

I am new to Python scripting in ArcGIS but not new to ModelBuilder. I would like to know the benefits of Python vs ModelBuilder. When should we write Python script for GIS automation rather than ...
5
votes
1answer
629 views

Stop an arcgis model until all values are collected and then continue

This is similar to Modelbuilder - If precondition is false, continue iterating next input but I want the iterate tool to run to collect all the values and only then continue to the merge. Any ideas? ...
5
votes
1answer
2k views

Create a definition query for groups of layers: Is it possible?

I have a large number of groups created, with each group having many layers. I have looked for a way to set a definition query for all the layers in each group but haven't found anything. Is it even ...
4
votes
1answer
221 views

How to combine more iterations of a for loop to bands of a single raster?

My model consists of a for loop, where the original raster is hillshaded from different angles. I want to combine the resulting images to a single multiband image. What I already tried was to put the ...
9
votes
2answers
271 views

Can ArcGIS ModelBuilder open Excel file for manual editing, then feed those edits back into model?

I have been tasked with creating a model using ArcGIS ModelBuilder, that initially runs a couple of geoprocessing tasks, before then joining an Excel table to the result of those geoprocesses. ...
9
votes
1answer
511 views

Can concurrent processes be run in a single model?

In model builder (for Arc GIS 10) is it possible to run two or more geoprocessing operations concurrently? For example I have to run repair geometry on 2 files and then merge them. Currently it ...
8
votes
4answers
975 views

How to split points by polygon?

I am looking for a way to split points by a county polygon feature class. The attached image shows two feature classes: one composed of points and the other a county polygon feature class. The split ...
4
votes
6answers
2k views

How to move / offset point locations using ModelBuilder or ArcPy

I have a number non-georeferenced CAD layers (see this question) that have text annotation features. I have created a model to convert the text to points, but after converting the annotation to a ...
2
votes
0answers
1k views

Why am I getting an ERROR 000728: Field *fieldname* does not exist within table even though field exists?

I do some script for a shapefile's table. And this script works for 2 fields and do not for other ones, because of: ERROR 000728: Field FID_158_01 does not exist within table But this field is ...
7
votes
1answer
251 views

How to use wildcard to Append multiple feature classes in ModelBuilder?

I have a folder of shapefiles and each one starts with a code. There are multiple shapefiles that start with each code, and I would like to create a model in ModelBuilder that will select the ...
7
votes
2answers
150 views

How to identify a FRONT LAND?

I work at a town hall. I need to identify the front of the land. Here in my country we call it of "TESTADA" or "FRENTE DE LOTE". I did not find the exact term in English. THE FRONT OF A LAND is a ...
7
votes
2answers
3k views

How to calculate XY coordinates in Decimal Degrees from projected dataset in model or script?

Is it possible to calculate points XY coordinates in Decimal Degrees in model or script when a feature class is in projected coordinate system? It's easy when a FC is in geographic coordinate system: ...
6
votes
1answer
367 views

ModelBuilder: How to extract data by date, export to separate tables and interpolate tables to rasters

I've been using ArcGIS for a couple years, but when it comes to model builder I've only worked with very simple models. I'm hoping someone that is much smarter than myself can help me in building a ...
6
votes
1answer
1k views

ArcGIS median value from a layer

I've been hunting around ArcGIS 9.3 and having no success at finding a tool/function that can give me the median (not the mean/avg) tabular value of a spatial database. For example, if I have a data ...
5
votes
1answer
1k views

Working around the raster calculator in ModelBuilder - ArcGIS

I am experiencing a problem with the raster calculator in the Model Builder under ArcMap 10. I need to combine two layers: a drainage map (issued from a series of previous operations on a DEM) and a ...
4
votes
2answers
432 views

Automating a Python expression to calculate acres

I'm not new to GIS but very, very new to using Python and using scripts. I successfully use a Python expression !shape.area@acres! to update a field with acres in a feature class. What my users ...
4
votes
1answer
2k views

If statement in ModelBuilder to check if field exists

I'm trying to create the following in ModelBuilder: Set input feature class if field1 exists execute the processes in branch1 else add field1 execute the processes in branch2 ...
3
votes
1answer
260 views

Area precipitation using IDW

I'm having the following problem with IDW automation. I have a catchment and several gauging stations measuring daily precipitation amounts. I would like to interpolate the precipitation amounts from ...
2
votes
0answers
192 views

Relative paths not working in model builder

I checked "Store relative path names" in my model, but ArcGIS seems to ignore the settings - the paths are always the same as on my computer. Plus, the "Store relative path names" unchecks ...
2
votes
1answer
1k views

Model Builder - How to calculate Field using part of filename

I am new to model builder and have not been able to figure how to use part of the FC name: For example the first FC in my GDB containing around 100 files is "A1005_GPS_Residence", and I need to ...
2
votes
1answer
202 views

arcpy Tool works in debug mode but not in normal model

When I try to run the following simple script from arcmap it fails but when run using right--click debug and then F9 (debug) in python scripter it works fine. I don't understand why??? # Modified ...