Tagged Questions

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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0
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0answers
4 views

Masking clouds with Fmask

I have been trying to mask clouds with the quality control band with landsat 8 imagery. The problem I continue to run into is that the quality control bands mistake tops of buildings and concrete as ...
0
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0answers
34 views

Why can't I permanently remove this vertex?

I'm correcting some data in ArcMap for import into another software. The export utility isn't liking some of the data, and the only difference I've noticed is extra vertices in the polylines. The data ...
4
votes
2answers
63 views

Problem in importing arcpy.da

I am very new to GIS. I just installed eclipse luna with pydev plug-in and ArcGis 10.1 . When I write a script, trying to import arcpy.da.SearchCursor i see that no searchcursor is available. What ...
2
votes
1answer
73 views

How I can do event with two clicks using python add-in wizard?

How I can do event with two clicks using python add-in wizard, I have found a way to do event with one click by adding a New Tool in the wizard, but I need "first click To copy the attributes from ...
1
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0answers
9 views

Extract values to point - values not being extracted

I have a single band raster. When I use the information select tool I can see pixel values. I also have a shape file made up of points sitting over the raster. I want to extract the pixel values from ...
0
votes
0answers
12 views

Is it posible to export an attribute to a separate shapefile? [duplicate]

Is it possible to export an attribute to a shapefile? I have generated several polygons with the ‘Strip Map Index Features’ tool. Unfortunately I have to export every polygon manually to a separate ...
2
votes
2answers
47 views

Georeferencing PDF maps for use in Avenza PDF maps

I have PDF maps like the one below (normally PDF, but JPEG for this) that I would like to be able to georeference to use with PDF maps. I don't have GIS training, but have access to Arcmap 10.1 and ...
1
vote
2answers
31 views

Automating procedure to add shapefile to multiple map templates using ArcPy?

I have a project that has me create a package of about a dozen maps for a client and I do this multiple times per week. I am trying to figure out if there is a way to automate this with python. I am ...
4
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0answers
26 views

Building a Mosaic Dataset with rasters that are not georeferenced. Whats the workflow?

I have 68 aerial jpegs that I would like to use in a Mosaic Dataset. They have not been georeferenced. My question is in regards to whether I should georeference them and then rectify and save them in ...
1
vote
0answers
16 views

How to import and display a road network in XML to ArcGis?

I am trying to convert xml data to shapefile features using ArcGis 10.1. Im using the open source SUMO traffic simulation software. Part of the model process is to convert OpenStreetMap road network ...
1
vote
0answers
31 views
+50

Grouping carpool participant addresses for network

I have a list of addresses of people participating in carpools to a workplace and a list of cars given by the workplace. Both lists change daily. I need to group people by their addresses and assign ...
1
vote
0answers
27 views

Can not load Arcmap 10.1 styles

I'm having a problem applying existing styles and loading new ones. I go to customize > Style manager and i see that it is empty. After, i click on Styles tab and i select from the list the ...
1
vote
1answer
22 views

How to transpose data points to a line efficiently?

See sketch below. The main objective, using ArcGIS 10 or 10.1, is to get the P points to the perpendicular P line and, either the closest B point to the endpoint of the P line where it interesects ...
1
vote
1answer
37 views

one mxd per region or many mxd's per map

I am working somewhere where they insist on using one mxd per region, in this mxd there is every layer required to make maps (about 10 per region). I find it tedious because you have to turn layers on ...
2
votes
0answers
56 views

Error with da.UpdateCursor and SDE feature classes

I am making my first attempt at editing an ArcSDE feature class with python through a da.UpdateCursor. I'm essentially taking code I've written for a file geodatabase feature class and applying it to ...
4
votes
0answers
64 views
+50

How can I calculate route using travel time in network analyst?

I'm new in ArcGIS network analyst.I simulate the network for route using live traffic data(fig1) . The traffic data gives travel time .When i want to use routing, the results is not true based on ...
1
vote
1answer
30 views

Workflow of Processing Landsat data for landcover classification

I have downloaded Landsat-8 data to make a land-use raster. So far I've made a composite image and clipped it by my study area. As you can see, there is some slight cloud cover. I've gone ahead and ...
0
votes
1answer
52 views

Needed either python or VB Script to write right indent

Question : I have a field column that is has numbers with percent. The field properties are string and 50 in length. I ran it in an expression using round([T_Acres]/207 * 100,0) + "%" in VB script . ...
-1
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0answers
15 views

Convert NDVI map into shapefile [closed]

I have NDVI raster file. I want to convert raster file into shapefile.how to clip shapefile ?
1
vote
1answer
22 views

Attaching pictures to polygons in attribute table in batch using ArcGIS for Desktop?

I use ArcGIS and I want to attach a picture of each polygon as raster in attribute table and I have 1900 of polygons. Can somehow attach batch photos as raster that have same ID like polygons? It is ...
1
vote
0answers
21 views

calculate the number of pixels by color for each road in google traffic image?

I am new here. I got stuck with masking out background and counting the number of pixels by three colors for roads in google traffic image. Is it possible to do it in ArcGIS? what function should I ...
1
vote
1answer
48 views

Create an equidistant grid in ArcGIS?

I am newbie at GIS, however, I need to create this grid with equidistant boxes similar to graph paper such that these can show approximate distance around different types of places. How do I do it? ...
1
vote
0answers
44 views

QGIS 2.4.0-Chugiak: How to threshold NDVI to calculate emissivity for land surface temperature

I am analysing urban heat island using thermal band 6 of landsat TM-5 sensor with respect to Normalized difference vegetation index that derived from the Band 3(Red) and Band 4(NIR). Lansat TM years ...
0
votes
1answer
31 views

Convert python from arcpy.da.SearchCursor to work in 10.0

I am using code such as for row in arcpy.da.SearchCursor(polyFC, ["SHAPE@"], spatial_reference=SR): # create inner buffer polyBuff = row[0].buffer(buffNum * -1) # create hull rectangle to ...
1
vote
2answers
104 views

Field Calcuator to add percent using Python

What might I go wrong here is that I am trying to add percent. I use the Field Calcualtor and it keeps getting an error. I am opening the Table to add a field named Percent and then type this: ...
1
vote
0answers
22 views

Are there naming rules for direct connections from ArcGIS to PostgreSQL?

I don't have problem direct connecting arcgis to postgresql if my database name contains only letters, but when the name contains dashes or underscore e.g:"gisdb-dev", I receive an error when setting ...
1
vote
0answers
28 views

Will ArcGIS 10.1 run on the new windows 10 technical preview?

Will ArcGIS 10 run on the new windows 10 technical preview? I am setting up an interface on my Mac and there is the free option of downloading the Windows 10 technical preview, some sort of beta ...
3
votes
2answers
37 views

Labeling runs out of map extent and onto borders when exporting to PDF from ArcGIS for Desktop?

When I have tried to export several of the maps I have made but I have a problem with labeling that runs out of the map extent and onto the borders. I am exporting to a PDF and opening the file in ...
0
votes
2answers
63 views

NDVI derived from Landsat band 3 and band 4 using QGIS raster calculator shows the different range when opening in the ArcGIS

I have calculated Normalized difference vegetation indices from landsat 5 band 3 and band 4 that have 0-0.38 minimum and maximum ranges respectively. But whenever I open the same NDVI.tiff file in ...
1
vote
1answer
28 views

Multivalue input from a chosen field gives patchy inputs strings

I made a small tool that can be run from a toolbox. It has a validation code to choose multiple values from a specified field from a specified feature layer. It looks quite ordinary: The validation ...
1
vote
0answers
16 views

Identify, Get, recover ArcGIS for Server (AGS) user?

have some one try or succed in recover the ArcGIS for Server (AGS) User name used in the connection, i need this cause i'm doing some edits to a Enterprise GDB, SQL Server with the same user and ...
0
votes
1answer
37 views

ArcGIS Linear referencing tools duplicating records and erroneous measures

I am using LocateFeaturesAlongRoutes_lr, MakeRouteEventLayer_lr, and MakeRouteEventLayer_lr to combine three different overlays into one based on this question I asked month ago. The code is as ...
2
votes
0answers
35 views

Single Tree detection

I was wondering how I could extract "crown area" of single trees in a forest from a high-resolution image with only 3 band (RGB) in ArcMap. ( No NIR to use NDVI as any threshold). I need a fast ...
0
votes
1answer
23 views

How do I organize labels on top or bottom, or right, or left?

How do I organize the labels in the layout, for example, I want the label Year to be on the top of the Acres. I tried variety ways to do this using the Label Manager but can't seem to get it right ...
1
vote
3answers
37 views

Using an expression on the Label Manager tools

I am trying to display two labels in each polygon and I want that show One label in Year 1 and show another line showing in 140,000 acres. I will use that in the Label Manager and use it in an ...
0
votes
1answer
45 views

ArcGIS 10.1, Python 2.7 “RuntimeError: A column was specified that does not exist. ”

When this error is returned, a problematic column must have been encountered. I would like to know WHICH non-existent column has been "specified". How do I obtain this apparently obvious piece of ...
1
vote
1answer
47 views

Concatenate fields value excluding empty values

I need to concatenate the value of two fields excluding empty values, using Field calculator. The fields are: AREA_HI and AREA_LO I have tried using a Python script but ArcGIS returns an error ...
1
vote
1answer
17 views

Inserting Timeline (similar to Legend) on map using ArcGIS for Desktop?

is there any way to insert a timeline in ArcGIS 10.1? I mean timeline more as a kind of legend showing at which time (or after how many minutes) point features occured (not animated or dynamic!). I ...
3
votes
3answers
66 views

Calculating Angles at which polylines meet point features using ArcGIS 10.1 or FME

I am attempting to update old sewer network data to a new format. Manholes features (points) are collected and pipes(line features) are given attributes in the manhole if they intersect. For ...
2
votes
1answer
43 views

How to refresh display for newly added labels with ArcObjects

I've added a shapefile to an MXD and Edited the symbolization of it with ArcObjects. Now I'm trying to edit the labeling with ArcObjects. I've successfully been able to edit the default class in the ...
1
vote
1answer
29 views

creating precipitation grid

I am trying to create a precipitation grid for my meteorologic model. The problem is that, I do not know what are the things I should have for me to create the grid. Can anyone tell me what are the ...
4
votes
1answer
48 views

Problem of irregular contour from a DEM

I've created contour lines every 5 meters from a grid DEM with 5x5 meter of resolution. But strangely I've obtained that the contour lines are segmented and rich of lines that goes up and down, ...
6
votes
3answers
179 views

How to access a Feature service hosted on arcgis.com which is shared only with particular groups or organization

In my C# application, I am trying to access a Feature service which is hosted on arcgis.com. The feature service is shared only with a group or organization and is NOT public. How can I access this ...
5
votes
1answer
65 views

How can I match the cells of two rasters?

I have many raster files each one containing information that is different from the others (e.g. one contains information on rain, the other on altitude, and another on land use). The cells in each ...
0
votes
3answers
36 views

Find the length of a road inside a polygon and a buffer

I'm a bit new to ArcMap but know the basics. I have to find the lenght of roads(lines) innside my polgon and the buffer innside the polygon and the area the buffer is created around. have one layer ...
0
votes
0answers
34 views

Creating spatial Reference to ASCII file

I have produced ASCII files in MaxEnt. These files are able to be loaded into Arcmap10.1 and display as an image, but i cannot interpret them or create them into a polygon for further analysis. I have ...
0
votes
0answers
14 views

Converting Labels to Annotations in ArcGIS for Desktop says coordinates or measures are out of bounds?

Am converting Labels to Annotations in ArcMap 10.1. However an error messages pops up with this message. The coordinates or measures are out of bounds. Text = RUSHOZI The coordinates or measures are ...
1
vote
1answer
12 views

“The coordinates or measures are out of bounds” when converting labels to annotations

Am converting Labels to Annotations in ArcMap 10.1. However an error messages pops up with this message. The coordinates or measures are out of bounds. Text = RUSHOZI The coordinates or measures are ...
0
votes
0answers
19 views

Update Raster extent

How do you update raster's extent after you export the raster ? I forgot to enable the Date Frame rather than it's original Dataset ? Thanks.
0
votes
1answer
25 views

Using Construct tools to construct a feature from line to polygon?

Is it possible for me to build a construct a line to polygon? For example, when you need a break or divide one polygon into two polygons. You had the line from a polygon to Line and you use that line ...