Use this tag when ArcGIS 10.0 (or any of its service packs) is the ArcGIS Platform version you are using.

learn more… | top users | synonyms (2)

3
votes
4answers
215 views

what is the suitable projection coordinate system for Iran

I am doing analysis for province wise Iran. I am using WGS1984 as my geographical coordinate system, and I do not know which is suitable Projection coordinate system for entire Iran. I feel the UTM ...
2
votes
0answers
38 views

How to convert a microstation cell library into a format usable in ArcGIS?

I am in the process of standardising symbology across CAD and GIS and have decided to use the symbols we currently used for points in microstation. These are stored in a cell library. Does anyone ...
5
votes
3answers
4k views

Manually edit a raster to improve a classification?

I have a land cover classification derived from Landsat TM imagery - I created this classification using ENVI. I would like to edit individual and groups of cells in some areas of the classification ...
1
vote
2answers
103 views

Making single polygons from a shapefile

I created a shape file a while ago with several (20+ polygons) in it. I was wondering if there is a way to symbolize these polygons with unique symbols. Basically all I actually want to do is color ...
3
votes
0answers
30 views

How to update a field in one geodatabase table via a join to another geodatabase table?

I have 2 tables in a file geodatabase and I need to update a field (via ArcObjects) in the first table with a field in the first. Basically, the equivalent to SQL Server's update statement: UPDATE t1 ...
5
votes
2answers
245 views

Is there a way to calculate closest distances to a point without using Near Analysis?

I frequently get asked to calculate distances from a specific point (A drilling well in the middle of the sea for example) to a number of Environmental layers (Protected Areas, Pipelines, Other wells ...
2
votes
2answers
67 views

Group adjacent polygons with similar (but not same) attributes

In ArcMap 10, I have a few dozen tiffs with cells that represent habitat area that has been burned. Each burned cell has a Julian date of the fire associated with it. I want to end up with polygons ...
3
votes
2answers
152 views

Adding XY Coordinates from GoogleMaps to ArcMap 10

I have a list of lat/long coordinates in .xlsx format. I imported this table into ArcMap, but when I plot the points, they are not showing up in the proper place. Instead of showing up in South ...
1
vote
1answer
862 views

How to add ArcObjects SDK into Visual Studio Express 2013?

I have just installed the ESRI SDK from the 10.0 installation Disk and downloaded the Visual Studio Express 2013 and I'm trying to work through the ESRI Walkthrough named "Building custom UI elements ...
8
votes
1answer
312 views

How to apply schema changes on Esri geodatabase two-way replica set?

I have an Esri geodatabase two-way replica set. I need to update the schema on both databases in the replica set. Esri describes doing this using ArcGIS schema tools (compare/export/import replica ...
3
votes
1answer
49 views

Changing Visible Field Properties on Multiple Layers at once

I am pretty new to all of this and I apologize that I don't know all the correct verbiage. I am using ArcGIS 10.0 I have a map with a layer dealing with electrical primary circuits, that I split ...
2
votes
2answers
54 views

Arithmetic on rasters with variable names in Map Algebra/Spatial Analyst?

I'm a Python (and StackExchange) novice trying to figure out how to perform calculations on temporary rasters with variable names. My attempt at a minimum working example is below, but I would ...
2
votes
1answer
24 views

Cross-validation and optimal p power in IDW

I use the "Geostatistical Wizard" in ArcMap 10 to do my interpolations. For example, when I do IDW and I want to decide for the optimal p power or the optimal number of neighbors that will contribute ...
1
vote
1answer
37 views

Using topology to connect nodes <100m apart only

I have a bunch of line segments, most of which have gaps that are 100m or less. What I'm trying to do is connect these gaps so I have a series of connected line segments BUT leave nodes that are over ...
1
vote
1answer
18 views

Compressing multiple static layers to single layer to make web map loading faster?

In our web application there are many layers to be loaded, this cause the loading of map very slow. I am seeking a way to compress multiple static layers to a single layer to make the loading ...
7
votes
1answer
1k views

How to disable and enable drawing in ArcMap using Python?

The script that I'm writing repositions two data frames and sets their extents. When doing this, it redraws the entire Active View 4 times, slowing the script substantially. Pressing F9 or ...
1
vote
1answer
44 views

How to get around “name 'row' is not defined” error when row in question doesn't exist?

I am getting a "name 'row' is not defined" error when I run a particular piece of code (see below). This only happens when my input layer has one entry instead of two. So when the attribute query is ...
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 ...
2
votes
2answers
268 views

Migrating Defense Solutions objects from ArcGIS 9.3.1 to 10.0 gives Unable to cast COM object error?

I've got an ArcGIS Engine application that uses the IMADtedLayer interface to access VPF DTED catalog layers and adds them to a map. The code ran fine under v9.3.1. I just updated to v10, and now I ...
5
votes
2answers
2k views

Arc 10 field calculator scripts

I need scripts for the field calculator that: extracts the first word from a column, i.e. "Jones School" - "Jones", and A script that will capitalize this new field, "Jones" - "JONES". This is Arc ...
2
votes
3answers
6k views

Converting KML to layer in ArcGIS 10 - nothing happens

I have converted many KML files to layer in ArcGIS many times before without any problem. I just did a conversion (Arc Toolbox>Conversion tools> KML to layer) and the file is showing up in the table ...
3
votes
2answers
72 views

Move points along a line, 100m left or right

In ArcMap 10, I have several hundred points taken along a zig-zag transect (line) but I need to move these points 100m to the left or right, perpendicular to the line. The points are stored as a ...
20
votes
6answers
14k views

Defining projections for multiple shapefiles in ArcMap?

I have over 100 shape files that don't have .prj file and thus when I bring them into ArcMap 10 they show the coordinate system as unknown. I know all of the shape files coordinate system is GCS WGS ...
4
votes
2answers
202 views

What is the most efficient way to search a geodatabase for NULL-like records?

The problem: I have a geodatabase with several datasets and many more feature classes within. The fields within the feature classes have been populated through joins with shapefiles and manual edits. ...
1
vote
1answer
123 views

Raster Calculator error

I'm trying to use the Raster Calculator inside ModelBuilder to get rid of null values, but I'm hitting a snag. I'm using the expression: ...
0
votes
0answers
25 views

unique value rendering in C# code behind

I have the following code in my xml file where i specify the uniquevalue rendering as shown below: ` <FeatureLayerExtension> <WhereString> (ZONE ='A)' or (ZONE ='V') ...
3
votes
1answer
450 views

Using ArcPy update cursor to replace <Null> value?

I have been combing the help associated with (None) values in arc, and have not been able to solve the following problem: I have a a field with mixed Null and integer values: 0 100 I would like ...
4
votes
2answers
5k views

Error accessing spatial database connection with ArcGIS 10

I set up a new SDE database with ArcGIS 10 and everything appeared to go correctly. The service is running and I'm able to view the database in SQL Server. However, when I try to access the spatial ...
2
votes
1answer
53 views

Accessing “many to many” relationship class using ArcGIS Identify?

I am trying to create a many to many relationship class in ArcGIS 10.0. When Identifying the features though, I don´t see the associated table values. Here is the Class schema: Destination Table ...
0
votes
1answer
25 views

Importing values into n:m relationship class of geodatabase?

I have an m:n relationship class in an ArcGIS 10.0 Geodatabase. The values for the association table already exist in another table. I would now like to import this table into the ArcGIS ...
7
votes
1answer
391 views

50cm imagery - aerial or satellite?

The area of interest is 1450 km2. My options are: 50cm newly collected aerial natural color imagery for $28,300 OR 50cm recent archival satellite imagery (includes near IR band) for $20,600 The ...
8
votes
1answer
1k views

Difference between Heat Map and Hot Spot Analysis?

What is the difference between "Heat Map Analysis" and "Hot Spot Analysis"? Are we perhaps using hot spot analysis to get the required relations between features, and then using the results as an ...
2
votes
2answers
61 views

How to compare two string field values within a given string value in ArcGIS10

I have a polygon shapefile which displays villages [NAMING]. On its attribute table I have, in one Field, their names and for each feature and I have its municipality too [POLYGON_NM]. Now what I ...
0
votes
1answer
45 views

Copying raster from Raster Catalog

I have a Raster Catalog containing 4 File GeoDatabase Raster Datasets. Each raster is about 150-250 GB. I want to convert these to rasters with .TIFF extension so I can publish it in a map service. ...
8
votes
8answers
7k views

How to Remove return/newline (\n) character from Field using Python and Field Calculator?

I have a geodatabase table with a field that I'm trying to remove return characters (new line). I found this post (How can I remove (chomp) a newline in Python?) of how to do it, however it is not ...
3
votes
1answer
2k views

Using a CAD template in ArcGIS?

Is there a simple way to create a "CAD template" for map outputs from ArcGIS as in the image below: I'd like to create a standard template and then populate some simple 'fields' with map ...
4
votes
0answers
44 views

ArcObjects : Out of Server Memory when reconciling a large edit session

One of our users has been periodically experiencing 'Out of Server Memory' errors with ArcSDE 10.0 when trying to reconcile a large edit session. VMware ESX Instance: Windows Server 2008 R2 ...
2
votes
0answers
50 views

Automated merge of polygons up to a limit

I have a polygon feature class with a field, let's say it's population. I need to find an automated way to merge these polygons up to a given population number. E.g. I have polygons with population ...
3
votes
1answer
338 views

Why is ArcMap 10.0 editor deleting some added vertices and simplifying polygon?

I am using ArcMap 10.0. I am trying to edit (and add) vertices in a polygon. I start editing, (using "Edit Vertices" tool), and add many vertices in the polygon. Then when I am done, I save the ...
21
votes
4answers
15k views

Layers with same coordinate system should align/overlap but do not?

I put 4 different layers into my ArcMap document, but only one of them will show up on the map! I should be seeing the other 3 layers as well. When I do a Zoom to layer, I can see one layer, but I ...
0
votes
2answers
35 views

How to hyperlink an attribute in ArcGIS stand-alone tables?

I have arcgis 10.0 and have created a 1:m relationship in a File GDB. The 1:m relationship joins a table containing a URL to a point geometry. Some points have more than one file hence the 1:m join. ...
5
votes
5answers
8k views

Trouble when georeferencing CAD files in ArcMap

I've definitely got at least a couple of grey hairs while trying to convert some dwg. files to shapefiles. I've seen that this subject has been disscused a lot, but hope someone will have the ...
6
votes
3answers
3k views

Raster mosaic not displaying raster values ArcGIS 10

I have eight DEM tiles that I downloaded from the USGS National Elevation Dataset. The individual rasters are displaying correctly, but when I try to combine them in a Raster Mosaic I get arbitrary ...
1
vote
1answer
49 views

Joining a table with thousands of transactions to one point (location) in Arc Map

I have a large transaction data set in the millions and around a 100 positional points. I need to join the transaction data set to these points. Arc map won't let me join them without errors or if it ...
3
votes
1answer
45 views

Merge String fields in ModelBuilder by undefined ArcGIS user?

I'm using ArcGIS 10. I have a doubt, because I already have a merged shapefile, with two string Fields, some Null and some filled (comes from the merge tool). So, now I want to get the values from ...
14
votes
6answers
5k views

Why is the performance speed between ArcGIS and QGIS so different?

Ok I am not a programmer but a prolific GIS user. I know that QGIS is written in C++ and ArcGIS in ??? but for most of my tasks lately I always try to use QGIS not only because it is free but due to ...
3
votes
2answers
59 views

assign a number for each group in field calculator

I have several thousand features each of which has a name. The names are not unique. what I want to do with the field calculator is assign a number to each name so I can refer to a number and always ...
1
vote
0answers
77 views

Correlation between point feature (disease) and elevation

I have a problem! How can I calculate the correlation between point feature and Dem raster? Hypothesis: disease prevalence in high altitude is more than low altitude. I must do this in ArcGIS 10 and ...
9
votes
2answers
2k views

How to count and rasterize polygon overlaps in ArcGIS Desktop?

How do you take a vector layer with overlapping polygons and turn it into a raster where each cell counts the number of polygons containing that cell? We are looking at polygons of fire burn areas ...
0
votes
0answers
23 views

correlation between distance from volcano and point features [duplicate]

I want to calculate the correlation between distance from volcanoes and disease prevalence. I have a point shapefile of volcano locations with 20 and 10km buffer zones. I also have distribution of ...