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

learn more… | top users | synonyms (1)

3
votes
1answer
80 views

Iterating rasters in ModelBuilder - wildcard does not seem to work?

I've got some problem with the model below. I want to extract rasters from sde geodatabase, use one parameter from Copy Raster, and then export it to specified folder with preserved names as an ...
2
votes
1answer
68 views

Creating multiple LAS datasets from LiDAR files in various directories using model builder?

I have 60 folders each containing approximately 20 LiDAR files in .las format. I want to create one LAS dataset from .las files from each folder, and each LAS dataset is named by the folder name. I ...
2
votes
1answer
67 views

Iterate - Raster Calculator - 8 Day MODIS LST to Monthly Avg

I have 8-day MODIS Land Surface Temperature data from 2009-2013. I have used Model Builder to extract the LST_day and LST_Night Subdatasets (in different model runs). What I am attempting to do next ...
2
votes
1answer
23 views

Iterating through a FC and clipping by muliple areas of interest

I know how to build a model to iterate through a FC and clip that FC to ONE specific AOI, but is there a way (model or script) to iterate through that same FC but clip it to 35 different AOIs? I would ...
2
votes
1answer
334 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, ...
1
vote
1answer
17 views

Iterate variables in Con statement in Raster Calculator- model builder

I have this formula which works fine in raster calculator on its own. Here is a simplified version of it: Con((("Trial_analysis\winter_pm" == 2)) & ("Wind_directions\winter_pm_WD" <=b) & ...
1
vote
1answer
23 views

Performing join on simultaneous spatial and attribute criteria in ArcGIS for Desktop in Modelbuilder?

A similar question was posted here, but I have an additional problem that seems to make the answers there unlikely to work. I am interested in performing a spatial join between point feature class A ...
1
vote
1answer
76 views

Iterating Table Fields to Create Individual Shapefiles

I am trying to create individual shape files from a single table that contains the following: Weather Station Names Station XY Cordinates 31 individual field columns of daily data for each weather ...
3
votes
0answers
88 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 ...
2
votes
0answers
65 views

Using attribute table values as input for raster calculation - modelbuilder and iteration

I have multiple years of daily XY point shapefiles that contains multiple attributes. I would like to choose one attribute from my XY point and perform a raster calculation with that value and apply ...
2
votes
0answers
39 views

Excluding Specific Feature classes from ModelBuilder iteration?

I am creating a model the will iterate through the feature classes in the dataset. It will select attributes from each feature class, the only issue is, two of the feature classes will cause a break ...
2
votes
0answers
130 views

Using Python to iterate through directory to create event layer and perform kernel Density for each file?

I am new to Python for ArcGIS, but have been using ArcGIS a while. I have a large directory of tables with point data. For each file of each folder I want to create a kernel density layer. I have ...
2
votes
0answers
146 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
155 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
69 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
votes
0answers
340 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
vote
0answers
32 views

Loading existing datasets into empty geodatabase (with schema) in ModelBuilder with iterator and append?

I'd like to load existing feature classes within a dataset in one geodatabase into a new, empty geodatabase with schema already set up. Both geodatabases, the one containing the data and the one ...
1
vote
0answers
43 views

How to create separate viewsheds for individual points?

I have a feature class with 3000 points. My goal is to have a viewshed, at each point, clipped to 50m and 500m buffers. I want to be able to look at the percent visible/not visible for each point. I ...
1
vote
0answers
36 views

Iteratively Change Object's Instance Attributes PyQGIS

I am trying to create new instance attributes (NOT feature attributes) for a collection of features in a vector layer in PyQGIS. I'm getting some weird results and am wondering if this is even ...
1
vote
0answers
56 views

Using ModelBuilder or Python parser of Field Calculator to check values between two datasets?

I have a *.dbf that I need to check values against for a shapefile. I need to report whether the values match the dbf in the shapefile and, if not, what the value should have been (in two new ...
1
vote
0answers
62 views

Why the iterator never ends?

I set a iterator to create two categories of feature class, and then join and dissolve them. The calculation works fine. However, the running result never shows completion even when the calculation ...
1
vote
0answers
50 views

Nested iterators - batch merge from multiple outputs

I'd like to ask you some advice for nesting an iterator (from a submodel) into a master model which also include an iterator (see pic attached). The whole purpose is to 'Merge' the iteration output of ...
1
vote
0answers
114 views

Iterate origins and destinations in Modelbuilder for OD cost matrix analysis

Update: I changed my model, so I can iterate feature classes. My starting point is a gdb full of shapefiles of students (leerlingen), and another gdb full a shapefiles of school. leerling shapefile XX ...
1
vote
0answers
270 views

Having a problem with iterators in ArcGIS ModelBuilder

I'm having a problem with a process model I'm building. The process is as follows; A series of float img files are iterated and converted to raster files .img These files are then run through ...
1
vote
0answers
69 views

Creating Automated Upload Script

I have a bit of a complex scenario that I'm unsure how to put together into one model or script file. What I'm doing is creating service definition files then uploading these SD files to a server. ...
1
vote
0answers
207 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 ...
1
vote
0answers
511 views

Multiple polygons and rasters for Zonal Statistics as table in ModelBuilder

I have a large number (>17,000) of raster image files that I am creating by iteration. I also have clipped out corresponding polygon files with identical names in a separate folder (maybe not ...
1
vote
0answers
562 views

Connect a sub-model with multiple outputs to current model

I have a model in model builder that is clipping multiple feature classes to my study area. It is running with an iterator and creating 4 new clipped feature classes that are only represented by one ...
1
vote
0answers
279 views

Calculate distance of downstream trace (geometric network) using ModelBuilder iterator

I'm using ArcGIS 10.1 and need to calculate the distance of down stream traces for each of several points in ModelBuilder. Using the Trace Geometric Network too, I have a feature class of points for ...
1
vote
0answers
202 views

How to Iterate ModelBuilder for Zonal Statistics?

I want to use ModelBuilder to split a DEM into multiple tiles, then run the iterator on each tile made for the Zonal Statistics tool to find the highest point(s) in each tile and give these as an ...
1
vote
0answers
60 views

Iterated field create to continue after failure

I am not a very good programmer and do not claim to be an expert in arc. I am going to try to explain this problem as clearly as possible and any solutions that you guys may have would be helpful. I ...
0
votes
0answers
29 views

Python script iterator to interpolate accross multiple fields of attribute table

I interpolated precipitation data in ArcMap (ver. 10.2) using a surface-fitting tool [e.g. Global Polynomial Interpolation (GPI)]. I built a GPI model using model builder in ArcGIS 10.2, but the model ...
0
votes
0answers
5 views

How to retain dataset structure in output of feature class iterator (model builder)

I am using the feature class iterator to pass all feature classes in a geodatabase to an intersect tool where they are intersected with one other feature class. The feature classes in the geodatabase ...
0
votes
0answers
27 views

Calculate field for each Feature Class in Dataset using Python and different arguments

I have Dataset with Feature Classes in it. I'm building this in ModelBuilder. I want to calculate new field (SMB_ID) depending on attributes for each feature class. I was trying to make it simple ...
0
votes
0answers
28 views

How to iterate a raster calculator with a change in the input raster and in the values calculated? Than, how to put the results in a table?

What I do without iteration is the following: Change radiance to reflectance for band 3 with raster calculator Samething as #1 on band 4 (the values in the formula are different from #1) Calculate ...
0
votes
0answers
28 views

Using modelbuilder to calculate different areas of overlap over time?

Been looking all over the place for a solution to this and nothing’s turned up, so I thought I’d ask directly. I am looking to build a model that calculates the total area of timber harvest within ...
0
votes
0answers
63 views

Combining iterators and lists in ModelBuilder?

I have a Model tool that is not behaving. I suspect this is due to me wanting to (somewhat indirectly) combine iteration and lists. I'm hoping there's a way around this. Basically, I have a model ...
0
votes
0answers
68 views

Using “While” iterator in ModelBuilder

I can't find examples of the "While" iterator being used other than this: Using ArcGIS ModelBuilder with a "While" Iterator Are there links to any other examples available? For my ...
0
votes
0answers
38 views

Clipping only overlapping datasets using Iterator function in ArcGIS ModelBuilder?

I've create a geodatabase with about 100 feature classes for my home province. I want to be able to specify a project extent and clip the feature classes to that extent and save into a new ...
0
votes
0answers
11 views

Error while running the model for join Iteration

I am trying to run a model which iterates joining multiple tables to a shapefile and export the resultant shapefile after each iteration. The model runs successfully but after each run, only the ...
0
votes
0answers
37 views

Linking Statistics Type with Calculate Field after Table Join using ModelBuilder?

I am attempting to build a model using ModelBuilder in which there is a zone statistics tool being run iteratively for a set of rasters. The input is a blank template table that contains the number ...
0
votes
0answers
64 views

Skip an iteration in ModelBuilder?

I am trying to iterate through some feature classes, named "Hos_AllPatients2014", and select the certain data and name it "Hos_IP", then export it to the corresponding folder "Hos". I have already ...
0
votes
0answers
50 views

Synchronize multiple sub model iterators in ModelBuilder?

I have quite a few burn date images (geotiff) for the past 14 years (one image for each month). My area of interest is in 4 images. First i need to mask the 4 images to extract area of interest and ...
0
votes
0answers
69 views

How to use Snap tool with iterator in ModelBuilder?

I have a folder containing large number of shapefiles that I would like to snap to a surrounding buffer. I need to snap UK district boundaries to 500m buffer around coastline. I have produced 200m ...
0
votes
0answers
102 views

How to use the ModelBuilder iterator (For iterator) to run “Topo To Raster”

I want to use the ModelBuilder iterator (For iterator) to run “Topo To Raster” on 200+ inputs. But, when I want to write a dynamic name ("***%value%") in the field part of topo to raster window ...
0
votes
0answers
46 views

Modelbuilder Join

Trying to do an iterate with a join to a table to create a new feature class. The output has the spatial data but with none of the fields of the join making it. I think that I have the problem ...
0
votes
0answers
75 views

Raster iterator on module builder

I'm trying to iterate through a folder of raster via "iterate raster" , then the output of the iterate raster is the input for " extract Sub data-set " since I want to choose the cloud mask Sub ...
0
votes
0answers
232 views

Inline variable substitution in ModelBuilder iteration to Make NetCDF Raster Layers?

I'm trying to convert lots of annual NetCDF files into rasters using ModelBuilder. I'm iterating over several years so the filename changes every year which works fine (using the inline substitution ...
0
votes
0answers
202 views

Iterating ArcGIS Network Analyst over multiple files using ModelBuilder?

I have 10+ files that I want to add to ArcMap then do some spatial analysis in an automated fashion. The files are in csv format which are located in one folder and named in order as ...
0
votes
0answers
285 views

Linking two Models together in ModelBuilder

I am trying to link two separate models that iterate thought two different feature classes together into one, however I am having a small issue. When I bring in the sub-model into the larger one it it ...