In computer programming, an iterator is an object that enables a programmer to traverse a container.

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9
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108 views

Iterating a model to create 3 buffers around three points and find their intersection (trilateration) in arcgis 10 [duplicate]

This past summer I recorded the location of a large number of plants I was working with by calculating the distance from each plant to each of 3 tripods for which I have GPS coordinates. I'm trying to ...
6
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1answer
371 views

nested iterator, 2 iterations in one model, collect values, cell statistics, batch processing dialogue box

(ArcGIS10, SP2, ArcInfo) Dear all, this is my model, and it works perfectly, but .... I do have a large amount of data to process. The interim output files (from raster calculator, collect value) ...
5
votes
1answer
187 views

Applying unique processing extent to each iteration of tool in ArcMAP Model Builder

I am trying to create an automated ArcMAP (10.1) tool that will read in a file (ASCII most likely) of maximum and minimum lat/long values along with some additional variables. The tool will iterate ...
4
votes
1answer
429 views

Calculate distance to median point for a group of points in ArcGIS 10.1

I have a shapefile called "household_points" of ~2,000 points, which are divided into about 100 sites. The shapefile has a field in the attribute table called "SNAME" and in the field each point is ...
4
votes
1answer
372 views

How to eliminate small polygons using ModelBuilder to iterate through feature classes

I created four large polygon feature classes of surface slope classes from a grid of 6-foot cells covering half my county. In order to repair the geometry and eliminate small polygons I broke four ...
4
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1answer
46 views

Is there a bug with the “For” iterator in model builder?

I have a problem using the "For" iterator in Model Builder (v 10.2.2, 64 bit, Windows 7). I wanted to create a series of rasters using the "Constant Raster" tool. The model works as expected when run ...
4
votes
1answer
49 views

Make table views in ModelBuilder with Iterator

I'm trying to use the model as shown in the image to get 300 tables for the 300 points in the input feature class. I can get 300 viewshed rasters but can only get the table of the last point. It ...
4
votes
1answer
238 views

How to use %value% (from For iterator) in SQL expression of Calculate Field in ModelBuilder?

I have a shapefile with data of fish specimens and the coordinates where they were tagged for research purposes. One of the fields in the attribute table of these shapefiles is the fish length in ...
3
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3answers
124 views

Iteratively unioning pairs of shapefiles

A simple (I think) Model Builder question. I have 25 field sites, for each of which I have mapped land use as separate layers for different years. In one folder I have veg layers for 1994, named ...
3
votes
1answer
833 views

Using ArcGIS ModelBuilder with a “While” Iterator

I am struggling to get the ArcGIS ModelBuilder "While" Iterator to work as I would expect it. I have a hunch it's user error, but even reading the help hasn't seemed to get it working for me. I have ...
3
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1answer
498 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 ...
3
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2answers
74 views

Iterate calculate field in multiple tables in ModelBuilder

I would like to iterate calculate field in multiple tables using ArcGIS Model Builder. The figure below explains details of the calculations. My existing model calculates value only for the first ...
3
votes
1answer
127 views

Running focal statistic with iterator in ModelBuilder?

I need to extent the Value of a grid (water mirror elevation) within the nodata area until reaching a specific barrier (the limit of the watershed), in ArcGIS 10.2 for Desktop. I am using this: ...
3
votes
3answers
231 views

Loop in ModelBuilder for compositing bands of multiple Images

I'm attempting to automate the "Composite Bands" tool somehow in ModelBuilder, but haven't been able to figure out an effective method. I have landsat 7 data that is separated into folders and each ...
3
votes
2answers
113 views

How to add iteration in model to join fields from several shapefiles into final one?

I have one grid (Atl1x1.shp) to which I need to add 9 Fields from 9 different shapefiles which are also grids (that is, 1 column from each shp, all with the same name). These shapefiles have the same ...
2
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3answers
84 views

Break down geoprocessing operation (Buffer) into smaller subsets

I have a feature class with 790,000 points (and it is constantly increasing). I need to select some of them (approx. 350,000), and then buffer that selection. Currently, the process runs like this ...
2
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2answers
223 views

How to Exclude Processes from Iteration in ModelBuilder?

Is it possible to break Iterate Raster after certain set of processes ? I have a list of Image files which I am processing using Iterate Rasters and performing aggregate and Extract Values to Points ...
2
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1answer
35 views

Iterate Row Selection takes too much of the model into ModelBuilder loop?

I am a little stuck with a relatively simple model. What I want: 1) Create a table "results". 2) Loop over "Points". 3) Do some buffer and counting 4) Put the results (OBJECTID and count) into ...
2
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2answers
59 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 ...
2
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1answer
50 views

How to get only one biggest point in polygon?

I have polygon and point feature classes. Every polygon have 2 points inside them. For output I need only one point with highest value. I need incorporate this step in ModelBuilder. I had idea about ...
2
votes
1answer
179 views

Batch create fishnet using FME

I want to create a fishnet based on the extent of individual polygons from a list of polygons. I plan on processing each resulting fishnets further. I am maintaining a worldwide data set on Quarter ...
2
votes
1answer
106 views

Near analysis by matching attribute in two different layers

I need to perform a near analysis to assign cases in one feature class to their nearest match on an attribute in a different feature class (ex: Tutors and Tutees need to be paired by same language ...
2
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2answers
709 views

Model Builder - iterate through columns in a table

This seems like it should be a no-brainer, but I am unable to find any info on how to use model builder to run a certain spatial analysis function on each column in a table. Problem: I have a table ...
2
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2answers
493 views

Model builder: select feature based on attribute, iterator?

This is the data I have: shapefile with polygons shapefile with line features What I eventually want: line features attributes joined to the polygons that they fall in. I need to clip each polygon ...
2
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1answer
43 views

How to create a summary statistics table with as many rows as iterated features? I only get one row

I have a feature layer of 25 buffers, which are the light blue circles you see. Let’s call each buffer a community. Many buffers overlap. Each buffer has a unique ID. I also have a feature layer of ...
2
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1answer
545 views

How to hold/collect values in an iterated modelbuilder

I'm using modelbuilder to do upstream traces from several points/flags in a feature class. I'm iterating each point in the fc using the feature selection iterator so that I can calculate/transfer the ...
2
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2answers
461 views

Interpolation iteration using ArcGIS- arcpy

My current project requires interpolation of state level weather data. Approximately 5 years of daily data needs to be interpolated. I still need to figure out the best interpolation method. However, ...
2
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1answer
477 views

How to use multiple wildcards within an iterator in ArcGIS ModelBuilder?

I would like to know if it is possible to use multiple wildcards to select specific shapefiles when using the Iterate Feature Classes tool in ArcGIS modelbuilder. E.g. I use this to select all ...
2
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1answer
94 views

Restricting dataset types does not work correctly in a dataset iterator

I need to obtain a list of all the CAD drawings within a specified folder (and subfolders). I initially tried using a Files Iterator in ModelBuilder, but when I specified the extension, it prompted me ...
2
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1answer
74 views

Limitations of iterate row selection in ArcGIS ModelBuilder?

inb4 using real script ;), I'm looking for some advice on arc's model builder. The iterate row selection in Arc's model builder allows you to make multiple table views based on field groupings of a ...
2
votes
1answer
998 views

ArcMap Model Builder Iterator to create selections

This is a sequel to my question about aggregating polygons in order to create neighborhoods. I want to automate the geoprocessing of the above task. When I use Model Builder's "Iterate Feature ...
2
votes
1answer
292 views

ModelBuilder: Multiple Iterators and Clipping

I have two separate polygon layers. One layer consists of voronoi polygons. The second layer consists of buffers, many of which overlap. I need to do is iterate through each voronoi, clip only the ...
2
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0answers
36 views

Using iterator in ModelBuilder for groups of rasters

I'm trying to do some raster calculations on Landsat imagery in ModelBuilder. I'm calculating basic indices using Raster Calculator followed by Zonal Statistics. The resulting tables are merged ...
2
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1answer
36 views

Modelbuilder Iteration with Intersect Tool

I am trying to create a model that will select each feature within a feature class, then perform an intersect between that selection and another layer. The model setup seems rather straightforward, ...
2
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0answers
66 views

Iterating between two layers using QGIS python

I will try and explain my situation as clearly as possible. I just created my first plugin that is being used to analyze between various layers and give back quantities to the user. Most of it is ...
2
votes
0answers
45 views

Way to extract a specific feature class from a dataset in model builder?

I would like to be able to run a model that iterates through datasets and at one point extracts just a single point feature from within the dataset and save it in a different geodatabase. The problem ...
2
votes
0answers
55 views

Iterative point feature removal based on Thiessen polygon values

The background is: I have point feature class and Thiessen polygons created based on it. I wanted to know for each point Thiessen polygon area value, so I have calculated Thiessen polygon area value ...
2
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0answers
273 views

Running a new iteration for each column of a dataset in ArcGIS

I'm pretty new to Modelbuilding, having just been turned onto it about a week ago on here. So my problem is, I currently have a dataset of habitats that change through time (from Immature to Mature, ...
1
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1answer
871 views

ModelBuilder: How2 pipe output of Iterate Raster tool into Raster Calculator tool?

Re: ArcGIS v10.1 ModelBuilder Hello, THE PROBLEM: Using ModelBuilder and map algebra, I want to compute a ten year average grid from a stack of 10. The problem is that only 1 grid (%raster%), the ...
1
vote
1answer
3k views

ArcGIS Iterate Files tool in Model Builder

I want to use a "simple" iterator to process all the text files in a directory using my model but model builder won't let me connect the file to the first step of the model. Once I run the Iterate ...
1
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2answers
98 views

Iterate through each county in a shapefile, select the county and make a second selection by location - modelbuilder

The goal of my project is to create a table with two fields. The first field showing a county name and the second field listing every county that touches the boarder of the county listed in the first ...
1
vote
1answer
16 views

issues with incorporating sub model which includes iterating featureclasses as output

Does anyone know why my model builder does not work when I tried to incorporate a sub-model into my main model? This is my problem: I created a sub model in which copies featureclasses within a ...
1
vote
1answer
75 views

ERROR 000728: Field Code does not exist in ModelBulider using iteration

The first join in the model is working, but after this the names of the fields are changing in the name of the Shape and a number . Therefore get the ERROR 000728. So I like to ask you if there is ...
1
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1answer
43 views

Bringing information from one shapefile into another using ModelBuilder?

I’m trying to use the ModelBuilder to fasten up my work in ArcGis but I don’t know how far I can use it and what’s possible. Here is my problem: I want to analyse agriculture parcels regarding to the ...
1
vote
1answer
140 views

Create fishnet with row Iterator: fishnet extent does not update to reflect each row feature

I'm a writing about a geoprocess that I can do on an individual basis but for some confounding reason am unable to do with the row iterator in Model Builder. Given that I want to repeat the same ...
1
vote
1answer
154 views

Need iterator help in create near feature script

I'm having two specific problems with this python script I'm developing. Background: I am trying to generate near_tables from fc's stored in fgdb, join the near table back to target feats, and save ...
1
vote
1answer
2k views

Join Fields from Multiple Tables to One Table in Modelbuilder

I have 40 tables with about 2000 row with a shared ID that I want to merge into 1 table with 2000 rows. I only want to retain a distance field calculated within each table. The distance field is ...
1
vote
2answers
372 views

ArcGIS 10.1: “ERROR 000223: Cannot extract event table properties” when iterating through multiple files/folder

I am trying to convert ~270k csv-files with lat/long-data to layerfiles. The files are split into folders by year, i.e. ~30 folders with ~9k csv-files in each. I have written a script to iterate ...
1
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1answer
100 views

Using ModelBuilder to Iterate, Join & Export Feature Classes?

I am trying to make what I thought was a very simple batch processing tool, but I can't get the output to work properly. I would like the model to iterate through a geodatabase, join each feature ...
1
vote
0answers
53 views

ModelBuilder, Iterate by Field and Viewshed

I want to compute the independent Viewshed for 360 different points. If I run these all together, I have one viewshed output which shows how many times any given cell is visible, but this does not ...