Use this tag when ArcGIS 10.1 (or any of its service packs) is the ArcGIS Platform version you are using.

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1
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3answers
33 views

Scaling Items in the Legend [duplicate]

I am using ArcGIS 10.1. I inserted a legend however the items in the legend are too large because of the size i set them in the data view. How do i scale the items in the legend so they will be the ...
1
vote
1answer
57 views

Snapping with polgon drawing

I am drawing a polygon with the drawing function within ArcGIS 10.1. Is there a way to snap orthographically at 90 degrees while using the polygon draw command. I added a picture of what i would ...
1
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1answer
37 views

How to extrude a single polygon shape to a interpolated surface elevation in arcscene?

I have a new problem to solve which is: how to extrude a single polygon shape to the curvature of a defined surface but not only to a specific one value height? I have several interpolated surfaces ...
3
votes
0answers
62 views

How to calculate wait time on a one-lane road with two-way travel?

I want to know how to calculate the wait time on a single-track/one-lane road (only room for one car at a time) for one car waiting for another car to pass by. For example, two cars drive on the ...
1
vote
1answer
46 views

raster files are not exact in extent after clipping

My two layers (chlorophyll-a and Bathmetry) are not exact after I clip my rasters. My bathymetry data (1) is reporting up to 10 decimal places where as chlorophyll-a (2) is only 3 decimal places and ...
1
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1answer
27 views

ArcObjects 10.1 IDatabaseCompact lock file

I'm trying to automate one of task by creating code that will execute the IDatabaseCompact.Compact method to a GDB file. Everything seems to work fine but there is always a .lock file generated after ...
2
votes
2answers
45 views

Merge classes using Reclassify in python

When I run the Reclassify tool from arcmap 10.1 and assign a 1 to each of the crop types it combines them into one class. However, when I try to recreate this in python it does not merge the crop ...
2
votes
2answers
45 views

Calculate the majority of one polygon in another (fishnet)

I am looking for a method to calculate the majority of one polygon file (a map of ecoregions) in a sampling grid (fishnet) in ArcGIS. The purpose is to assign each sampling grid (fishnet) to an ...
1
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1answer
41 views

Export classified raster Class Values to DEM

I've classified an elevation raster into 4 classes. Is there a way to export these class values (0, 1, 2, 3) to a separate raster? I've tried exporting the raster to file, but this just gives the same ...
0
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0answers
31 views

Iterating Intersect Between Dates for single and dual shapefiles of multiple polygons

I'm looking at day range overlap for an animal - to do this I'm looking to generate intersection polygons from the animal's range on day 1 to day 2, then day 2 to day 3 etc., from day 1 to the end of ...
2
votes
1answer
30 views

Using search and update cursors for random number generation

I am having some trouble getting a searchcursor to return a value for each record. The purpose of my code is to scan through a list of records in a field (FieldA) and based on those values populate a ...
4
votes
2answers
211 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
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0answers
27 views

Can I install GIS Software on RSS (informix server) running 11.7.fc6

I currently use ArcGIS Server 10.0 and consume data through a db2 database. I recently installed an RSS informix server and was hoping to pull data from this since it is updated real-time versus the ...
1
vote
1answer
30 views

Extracting point data from Digital Raster Graphic (DRG) in ArcMap?

I am trying to run an IDW analysis based off stream and springs data. I have the hydrography.eoo file from GeoComm but am now wanting to create a point layer of the springs in the area which show ...
3
votes
2answers
99 views

Calculate field values using random integer derived from count of like features

I have a feature class which contains features classified by type. What I would like to do in my new field is generate a random number sequence for those like values using a count of the like values. ...
1
vote
0answers
34 views

Join does not return matching records after 1001 records have been successfully joined

I'm working on a process that joins a feature layer to another feature class. The code is as follows: arcpy.MakeFeatureLayer_management ("New_FC", "newFC_layer") ...
2
votes
0answers
28 views

Using the feature class name to populate a field in the features attribute table

I'm trying to duplicate the model shown in Use Feature Class "Name" from Iterate Feature Classes to Calculate Field with Model Builder 10.1 I have over 700 feature classes in a gdb and I ...
1
vote
1answer
48 views

Split a polygon based on density of points in ArcGIS 10.1

I have two layers: Polygon layer representing administrative boundaries Polygon layer representing topography (i.e. a map) In some of the administrative areas, the buildings (shown in the map) are ...
3
votes
2answers
206 views

How to generate wind direction raster using its U and V components in arcgis?

I have two raster layers representing the U and V components of a vector wind. I could generate the magnitude raster by applying (u*u+v*v) in Map Algebra in ArcGIS. Now I need to generate the ...
1
vote
1answer
64 views

Unable to open feature class Failed to execute (RasterToPolygon)

I'm trying yo execute the RastertoPolygon conversion tool in ArcGIs 10.1. I'm executing it through a for loop, then it resulted to an error (Unable to open feature class Failed to execute ...
3
votes
2answers
218 views

Creating donut holes without losing existing polygons using ArcGIS for Desktop?

Using ArcGIS 10.1 for Desktop is there a way to do a similar operation to creating a donut hole or island in a polygon without losing the existing features? I have mapped small lakes as several ...
1
vote
1answer
49 views

Meaning of red cross icon next to Geoprocessing tool/model?

I am using ArcGIS 10.1 for Desktop. When I double-click on the toolbox command line, it is not working and appears as a red cross symbol in command tool icon. So please, what can I do?
2
votes
1answer
107 views

Cripplingly Slow Performance While Georeferencing in ArcMap 10.1

Just last night I started having an extremely frustrating problem with georeferencing, something that has been integral to my job for a few years now, and something I've never really had a problem ...
1
vote
2answers
52 views

Shape length distance wrong in Robinson projection

I have a world map in the WGS 1984 Geographical Coordinate System. I want to measure the lengths of borders between countries in kilometers. To get the units in meters, I have first used the Define ...
1
vote
2answers
60 views

How to download older version of arcgis?

I need to re Install ArcGis after formatting one computer, but on version 10.1 (not 10.2.2 that is available on line). were can i found this version for download ?
2
votes
1answer
74 views

Removing last point in polygon geometry using ArcPy?

This polygon was created from a grid of 500 x 500 meters, then Union, Generalize and Dissolve was used to arrive at this geometry, the laspoint not help me, I just want to have points on each vertex. ...
3
votes
1answer
72 views

Copy multiple features in feature class, update field value based on number copied

I have created a field which will indicate the records I want to alter. What I want to do is then cycle through these records, each will contain sum values in a field.Based on the sum I want to copy ...
1
vote
1answer
53 views

How to create/export multiple maps in one layout using ArcMap?

I have an air pollution data that consists monthly mean values of 12 monitoring stations. I made interpolation and want to export the 12 different map in one layout with one legend. Since I am a ...
1
vote
1answer
64 views

Export Polygons from Service Area tool using ModelBuilder?

I have created a service area in ModelBuilder. I have assigned a polygon to the "facilities". How do I export the service area polygon to a shapefile in ModelBuilder?
2
votes
1answer
72 views

Is there simple way to calculate radius of curvature along polyline?

I am digitizing a sinuous linear alignment (in this case a water pipe) and would like to get the radius of curvature of the various bends along the alignment. The main reason is that the minimum ...
1
vote
0answers
40 views

Where do I save the Options file for ArcGIS 10.1 to release hanging licenses

I have created an options file for ArcGIS 10.1 so that I will be able to release a hanging ArcGIS license after a set amount of inactivity. I found that for ArcGIS 10.0 the correct directory to store ...
1
vote
1answer
53 views

Sum a field in buffer intersection

I have looked and do not see this answered in any other discussions. Purpose: Site suitability analysis for brewers spent grain processing facility Method: Locate intersecting buffers with greatest ...
1
vote
2answers
21 views

Matching feature classes by similar name for map automation

I was working on this a bit ago and had something which I thought worked however, it does not seem to be working at the moment. What I'm trying to do is match feature classes having similar files. One ...
2
votes
0answers
56 views

Difference between feature to raster and polygon to raster

(I'm using Arc 10.1) I'm trying to rasterize a data set. I have a shapefile with geographic coordinates (GCS_GDA_1994) which I want to convert to a raster with 100m grid cells. So I need to project ...
1
vote
0answers
23 views

Prediction of coastal change [closed]

I have vector data in coastal change for two separate years, like 1950 and 2000. I want to use GIS to create a "Prediction of coastal change" in 50 years, 2050. How do I figure out what is the shape ...
1
vote
2answers
56 views

Comparing census tracts

I am working with Arcmap 10.1 and census tract level data for 1990 and 2011. I am trying to compare different options for tracking changes between the tracts. The tracts change between the census ...
-1
votes
2answers
47 views

Adding an excel database to an existing shapefile [duplicate]

I have a spreadsheet with various feature data; I would like to add this data to an existing shapefile. I have a common column in both the shapefile and the excel data. I would like to be able to ...
2
votes
3answers
108 views

Points from python directly to ArcMap

I have a python code that is generating coordinates one by one. Is there a way to display them directly in ArcMap as they are generated? I am aware of the insert cursor but the lock on the table ...
0
votes
0answers
25 views

Assigning values to new field using field calculator? [duplicate]

I have a polygon with attributes showing the service area of 300m from a busstop as well as 600m from a busstop. Attribute fields > From Break with values 0 and some with values 300 Attribute fields > ...
2
votes
2answers
65 views

Normalizing landsat image pixels prior to classification?

I have 5 different years (all in the same month) of Landsat TM imagery to perform classification on and I would like to know whether there is a technique to normalise the pixels in each image so my ...
1
vote
0answers
25 views

Attribute table in Tilemill - incorrect informations

I was editing OSM shapefile in ArcGIS 10.1. I have added new column to attribute table. Type of columns is "text/string". So content of the lines is only text (type of polygons). After adding this ...
0
votes
1answer
60 views

Using insert and search cursors on same feature class to clone row?

I'm using the code below in order to attempt to clone a row in a feature class and add that same row to the same feature class after updating its metadata (Name, date_start, date_end, etc.) The ...
1
vote
1answer
185 views

Adding count of features in categories to legend using ArcGIS for Desktop?

I am using ArcGIS 10.1 for Desktop and I would like to know How to add the Count (which is visible on the Symbology tab of the Layer Properties dialog) to the legend?
2
votes
1answer
91 views

Merge feature classes in feature datasets

I'm trying to merge a group of like feature classes which are contained within separate feature datasets. I can merge feature classes within a file geodatabase without having issues by creating a list ...
0
votes
0answers
17 views

procedurally alter dimensions of embedded Picture_Element

Theoretically, should it be possible using arcpy to alter Picture Element dimensions whose images are embedded? My attempts haven't worked. I thought to clone these as a possible workaround but those ...
1
vote
0answers
58 views

How to convert picture to annotation in ArcGIS 10.1?

I have been tasked to display analytical data tables (currently in MS Excel) in an ArcGIS (v 10.1) map document (.mxd) and would also like to convert them to map document annotation, if possible. ...
0
votes
1answer
63 views

Arcmap classification data exclusion

I am presenting some percentage change data, and I created a color ramp such that negative values are shades of red and the positive values are shades are blue. I want to use a custom classification ...
2
votes
1answer
43 views

Batch create maps using arcpy.mapping

I'm trying to create .mxd and PDF outputs for a series of feature classes in an SDE. I'll need to match 2 feature classes (one original, one buffered) in the SDE based on similar file names. The ...
0
votes
0answers
58 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 ...
1
vote
1answer
63 views

one-to-many join using arcpy

I have a feature class that contains polygon features with a unique ID column. This shape-file is to be joined with a csv table that I've exported to a file geodatabase table. The unique identifier in ...