ArcGIS for Desktop is an Esri product from the ArcGIS Platform. This tag should be used to distinguish issues with it from those of ArcGIS for Server, ArcGIS for Mobile, ArcGIS Online, etc

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How to georeference a raster when target data occupies one-quarter of the raster

I am trying to figure out if it is possible to georeference a raster image in ArcMap when the target data occupies only one-quarter of the raster and the rest of the image is legend or diagrams etc., ...
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1answer
12 views

Performing raster calculation in ArcGIS Desktop?

I have a raster layer with values between 0 and 10. My second layer consists of 0's and 1's. What I need is my first layer, but with 0's or NoData values where my second layer has 1's?
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1answer
27 views

Spatial join point data to polygon shapefile and count a variable

I would like to perform a spatial join from point data to a polygon shapefile. In the point data attribute table there is a column called {quality} and I would like to count each category from the ...
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2answers
31 views

Understanding flow accumulation

I used this youtube video: https://www.youtube.com/watch?v=FSblORbDyhc&list=PLWJ2X2wvq78QRGzl8Un5ADF0_4m5t99iD&index=11 to learn how to run flow accumulation and was successful. I realize it ...
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1answer
16 views

Multipolygon shapefile - Border problem in ArcMap

I am analyzing a shapefile which shows a state of my country. The state shapefile also contains lots of different districs. Now I want to have an border only for the state. But when I activate the ...
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8 views

Need to develop a model for measuring inter-annual and seasonal variability in pasture cover using modis 16 day composites

Aiming to use statistical methods in ArcGis and Envi image analysis to measure inter-annual and seasonal variability in paster cover using MODIS 16 day composite image from 2000-2014. Quite stuck on ...
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18 views

Features in a layer dont transfer from data to layout view

i have a layer in data view that i am using to show the locations of wells and when i go to layout view about half of the locations disappear and cant view them anymore in layout view but still exist ...
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1answer
75 views

What do you call this non-hole edge condition?

After generalizing or simplifying polygons, you often get legitimate holes in polygons, which are separate parts and can be filled. But what is the correct term for this triangular shape? It is an ...
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18 views

Mosaic dataset gives me some blocks

as I am trying to mosaic NAIP into mosaic dataset and ended up like this with the block. How do I remove the blocks ? Does anybody have a suggest for me to fix them ? I am using ArcGIS 10.1 SP 3 ...
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32 views

Apart from “in-memory” space and physical geodatabase, is there any other method to process raster data?

Using the centroid of the building footprints (tagged residential), I want a count of hydrants within 135m, and a count of hydrants within 270m of every residential footprint. This would be based on a ...
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1answer
21 views

UnboundLocalError: local variable referenced before assignment wthin model builder iterator in ArcGIS

Within an iterator in Model Builder in ArcGIS I am trying to calculate a field value based on the inline variable substitution. In the picture I have renamed the tools with the corresponding inline ...
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10 views

Snapping issues with ArcMap in Virtual Box, Windows 8 guest

Have a weird issue with ArcMap... I'm using a Linux host, Windows 8 guest, to run ArcMap 10.2. Snapping works, but only near the center of the window... If I go outside of an imaginary box from the ...
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11 views

ArcGIS export hgt/srtm

I just resampled an hgt-file using ArcMap of ArcGIS for Desktop. Is there the possibility exporting the resampled data as hgt file again?
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1answer
49 views

Cannot convert csv file into point shapefile

I can import my large csv file into ArcGis Desktop and I can view it in Catalog and everything looks fine. When I go to 'create feature class' it does not recognize the column that I need to use for ...
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7 views

How to find soil names for “mukey” in USDA Soil Data SSURGO

I an trying to join the soil descriptions in the tabular data to the spatial data in ArcGIS. I have both the mukey and musym in the attribute table associated with my soil polygon layer in my map. ...
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23 views

Dissolving Features by geometry

I have a json-web service that I am writing to a file geodatabase and the structure of the JSON is as follows; One lat/lng references 3 JSON objects. I would like to map the feature class so that ...
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28 views

Creating Route events in ArcGIS

In ArcGIS I have a set of routes, some of whose direction I change using the flip edit so that they are in the direction I require. I am able to make route event layers. However, why is it that after ...
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1answer
14 views

White Pixel in Raster (CIR) arcmap 9.3

i have to analyse forest cir orthophotos. in high scale resolution, many white pixel appear instead of red ones. i work with arcmap 9.3, win7
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1answer
22 views

ArcGIS Desktop from GetCapabilities to GetMap

When making a GetCapabilities request from ArcGis Desktop, how does it get the information needed for making the GetMap request and how is the GetMap request handled by their "sample server"? For ...
2
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1answer
32 views

Arcpy if statement to act on layers at the top level of hierarchy

I am about to save copies of all of the layers in my mxd. I only want to save the top level group layers though. I have some group layers within group layers - I dont want to save them individually. ...
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12 views

How to to get time slice in raster dataset using ArcGIS?

I have a couple of rasters made in different time. Some of the rasters are overlapping and some of them - not. I need fast and efficient way to get time sliced values for each pixel. For example: ...
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2answers
34 views

Emergency Dept. Distance OSM roads Network Analyst

I have a shapefile that is all of the roads in the Republic of Ireland, I have downloaded this from OSM. I have then created a new point shapefile with a point for every emergency department in ...
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1answer
29 views

ArcMap ModelBuilder: problem with %name% variable when used in iteration for projection

I have prepared a model which should project all shape files ( currently in MUTM 81) in a folder to MUTM 84. But when I use “%Name%” in output dataset for geodatabase as “D:\Soil ...
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1answer
23 views

Updating Multiple Fields in Feature Class from a Table

I have a Point Feature Class with 2 million records with 35 fields. I have another csv file (contain 25 fields) which have around 4000 records to update certain records of the Point Feature Class . ...
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26 views

Identifying Road Crossings

The ingredients: I have animal GPS points separated by a certain amount of time & I have a map of roads The question: I want to identify a minimum number of road crossings The hard(er) parts: ...
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1answer
29 views

Automation of changing symbology for a given layer

I have a shape file that is a 10-by-10 grid of squares. The shape file has 50 attribute columns (named p_1 through p_50) where each column has 100 entries (corresponding to the 100 grid squares) and ...
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2answers
139 views

Can I use a ArcGIS 10.1 book for ArcGIS 10.3?

To learn ArcGIS, I'm going to purchase a home license of ArcGIS 10.3. But because 10.3 just came out, there are no books out yet. Will a 10.1 book suffice, or are there too many changes? Looking at ...
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1answer
26 views

Split field name of feature class in ArcGIS

Is it possible to split a field name within an attribute table of a feature class into two new fields where just the field name is being split. Please note that I do not need to split the features ...
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0answers
22 views

Count of cells seems larger than original DEM cells in ArcGIS Viewshed Analysis?

I'm running viewshed analysis and when I open up the attribute table of the viewshed, the counts of cells are much higher than the original DEM size. Am I reading this wrong? I need to calculate the ...
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0answers
21 views

Counting the number of symbols in the lyr

Counting the number of symbols in the lyr displays 0 count while it counts them in the total count. I have 253 unique values in my F.C and I have created a symbology layer for them and imported it, ...
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1answer
21 views

Calculating number of streams of each order in watershed using ArcGIS Desktop?

I obtained the order of watershed using arcgis as 7. I want to know the number of streams of each order so as to verify horton's law. Is there any tool for it?
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1answer
32 views

How to divide map into square grid using ArcGIS Desktop?

I want to divide a map in square grid using ArcGIS Desktop. Is it possible?
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1answer
29 views

ArcGIS Server Only Accessible From Local Machine

I have an ArcGIS server set up. It works, but only when I access the server (or server manager) via a web browser from the server machine itself. I am unable to access the server (using the same url) ...
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1answer
27 views

Using only part of inline variable substitution string in ModelBuilder?

I am using an inline variable substiution to alter a field name. I do this within an iteration model in model builder. The inline variable is the name of the feature class which I use as my input for ...
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1answer
22 views

Doing same calculation on different Raster files?

I am doing the work of change all null pixels to a value of -1 in the raster file X with raster calculator by using following syntax: Con(IsNull("X"),-1,"X") However, I need to do the same work on ...
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15 views

Aligning to DEM after TIFF conversion to GRID?

I can convert a TIFF (NASS Cropscape) by using Create Raster in my .gdb or Export to other Format. However, all efforts to align the extent to an existing DEM have escaped me! I have tried Snap ...
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21 views

Programmatically get list of adjacent blocks from US Census [duplicate]

I am currently doing a research project right now where I am looking at US Census Data. I am looking at data at the Census Block level and would like to pull a list of adjacent blocks. And by ...
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1answer
35 views

Mean Center/Median Center tool providing points mathematically centered but physically appearing in the wrong location

To create population weights, I'm using the Mean and Median Center tool to find the center of our populations in census tracts. However, I've noticed that some of the points that are popping up are ...
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1answer
20 views

Fill a field based on the selection from a domain of another field [duplicate]

I have 700 Unique values “Communities” and each one of this 700 unique communities has a unique reference. For example the community “Abc” has a reference “A001”, Now I have two fields in my attribute ...
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2answers
34 views

Nested Iterators

I have two polylines (say two paths/roads/etc. for example) that I want to iterate against another set of iterated polylines (ie. geologic fault lines). I want the first iterator to take Path #1 ...
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39 views

Unable to save edits. Raster dataset already exist

When I edit my attribute table then I try to save edits but one error mesage appear on my screen "Unable to save edits. Raster dataset already exist". I really wonder why this error message appear?
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1answer
45 views

Eliminating interior lines of Polygon without Dissolve

I am trying to find a way to create one polygon from separate polygons but I need to eliminate the interior lines without using the dissolve tool because I need to keep attribute fields. I tried ...
2
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1answer
26 views

How to create one random point per grid cell? (i.e., systematic sampling with randomly placed points)

Using ArcMap, I have used the Fishnet tool to create a grid of 1km squares. I am looking to create random points so that there is one (randomly placed) point per grid cell, with a minimum distance of ...
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0answers
20 views

Using .lyr symbology in ModelBuilder?

I'm trying to set the symbology of a raster output in ModelBuilder of ArcGIS 10.1. I've followed the guidelines by creating the .lyr file and the adding it to the Layer Symbology tab of the Output ...
2
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1answer
21 views

Create field on open ArcGIS map - not saved

I am using ArcGIS desktop with an SDE feature layer with enterprise data that I do not have rights to edit. The data changes weekly but I need a field that is sum of 2 current fields without creating ...
3
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1answer
52 views

More efficient way to get the start and the end points of a line (arcpy)?

I am collecting start and end points for a large polyline feature class in a file geodatabase. I am using arcpy, ArcGIS 10.3, Python 2.7.3 64-bit and a 10.3 compressed file geodatabase with just one ...
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0answers
22 views

Adjusting heights within a DEM raster for visualisation

Problem I have a bathymetry DEM which I want to display in 3D (ArcScene or Fledermaus). The data set is one single raster but looks like it is a mosaic of several smaller datasets. The problem is ...
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1answer
14 views

measuring bankfull width by distance between points

I have a large set of polygons that represent sections of streams, each of which has a Unique ID. Each of these polygons is made up of a series of left bank points (LB1,LB2,etc.) and right bank points ...
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1answer
26 views

QGIS and arcmap compatibility in image georeferencing

I have georeferenced an image in QGIS but when I imported it to arcmap 10.0 it saying "In consistent extent". Any one know how to solve it?
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1answer
15 views

How to draw contour line between certain elevation range?

I have a raster and I want to draw contour lines just between certain elevation range. For example I want to draw contour lines between elevation 700 (m) and 1000 (m) with the interval of 10. So there ...