Use this tag when ArcGIS for Desktop is the product and architecture that you are using from the ArcGIS platform.

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0
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0answers
12 views

Tabulate Area Error: Range exceeds 100000 and number of unique values exceeds 500

I've been trying to use the 'Tabulate Area' tool to calculate the area of different land cover types in 1km grid cells in the UK. I've received 2 errors, Value range for ... exceeds 100000 and number ...
0
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0answers
21 views

How to import TIF image with extents known but world file missing

I am having some real trouble figuring out how to import a tif file for which I know the corner coordinates but do not have the TFW (world file). I have tried changing them in properties but that ...
0
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1answer
18 views

Adding units to numeric labels?

How do I add the distance units to labels? I have the area calculated and would like the label to be displayed as (XXX sq ft). I was able to write a VBScript of "(" & [AREA] &" )" but am ...
0
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3answers
51 views

Using if else syntax in field calculator with Python?

I want to calculate a field in the field calculator that are dependent on the values in 4 other columns. My columns are "A", "B", "C" and "D" Now I want to fill the column "X" with: if "A" and "B" ...
0
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0answers
4 views

Error found while retrieving conflicts ArcMap 10.3

I have a problem when trying to review Conflicts in ArcMap 10.3 I have found a similar question ,and in the solution there was a link to download ArcSDE service pack , but the link was invalid . ...
1
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0answers
17 views

multiple median or mean points

I am using ArcMap 10.3. In my map there are resources, and I want to find the location which minimize the distance between them. If I use the Mean or Median Center weighted on the resource I find just ...
1
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0answers
21 views

Export (to any format) leaves out pieces of DEM

I have a map comprised of three different sources of mosaiced DEM (two Lidar and one 1/3 arcsec float nationalmap DEM) which show up entirely intact in ArcMap (10.2.2), when I export to PDF at a DPI ...
1
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0answers
13 views

ArcGIS 10.2.1 Runtime Error

Whenever I attempt to run use run the Voronoi Map in the explore data option of the Geostatistical Analyst tool an error message as shown below pops up. When I run the debugger all the errors say ...
1
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1answer
45 views

How to calculate the area of polygon features within another polygon feature layer

As shown below, I would like to calculate the percentage of each red feature (landscape zones) taken up by a green feature (forest zone). So I need the summed percentage of forest zone for each ...
0
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1answer
27 views

Attempting to “merge” 3 polygon layers together, not sure if merge is correct

I have three separate polygon layers. Some of the sections in the different layers overlap. I want to "merge" all three layers together and create one layer that is representative of the entire area ...
5
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2answers
4k views

Getting text to center in a label expression

Is there an expression that can be entered in the label expression that will force text to center? Such as the ones used to change case/replace/etc.
0
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0answers
27 views

Selecting only time in datetime field

I have a 'date' field (is a date field) in ArcGIS that contains both date and time: 'mm/dd/yyyy HH:mm:ss' and need to query only the time portion regardless of the date. I need times between >= 09:00:...
2
votes
1answer
2k views

Removing pixel values below 0 in Digital Elevation Model in ArcGIS for Desktop?

I made a DEM layer from a .las file (LiDAR). How can I remove the black area which contains negative values? Is it possible to set these values equal zero or null?
1
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0answers
19 views

Finding average number of locations in each neighboring census tracts within a given distance

I have used the buffer and intersect tools to identify point locations within a certain distance of a census tract's boundaries. I now want to calculate the average number of point locations in each ...
0
votes
1answer
36 views

How do I make a field of summarized zip codes, 1 for each, put it into my data table and join the table to shapefile without losing data?

I'm trying to use a field in my shapefile with summarized zip code data. I have a table of hospital admissions data and in this table there is a field of zip codes which are repeated multiple times. ...
0
votes
1answer
33 views

Calculate Raster with value from table

I would like to multiply all the values within a raster layer with one value, which is written in an *.csv table (it is the only value in this table). I tried this code (changing Times tool to Minus ...
2
votes
1answer
44 views

Error in lansat 7 image

The actual shape of lake is like in the right corner, but in lansat 7 image that i downloaded a strip is misplaced(left image) or shifted.][how can i correct this, i have tried georeferencing already ...
0
votes
2answers
256 views

How to extract raster pixel value in ArcGIS

I am dealing with some very large geotiff files (the whole of Canada at a 250m resolution) and is having trouble to extract the pixels value as I need to do some calculations for mapping ecosystem ...
1
vote
5answers
5k views

Creating grid to divide large map into smaller sections using ArcGIS for Desktop?

I have a map of small remnants of forest along creeks for an entire county in California. I need to divide the whole map into equal sections so I can print it so you can actually see the sections of ...
0
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0answers
19 views

Is Output Cell Size Environment the same as Resample tool?

I have a raster catalog that contains hundreds of rasters (10 x 10). I need to perform Cell Statistics SUM on all the raster. End user able to specify under what cell size the want to perform the ...
0
votes
1answer
20 views

Creating 700 m x 700m grid in ArcGIS for Desktop? [duplicate]

I'd like to know how to create 700m x 700m grid array in ArcGIS. I am a beginner at GIS. I'd like to develop the insect distribution map.
0
votes
1answer
24 views

Removing pixels in raster map using ArcGIS for Desktop?

I made a raster. I wonder how can I remove pixels with values lesser than an specific value? for example How is possible to set the value of classes from 0.92? i have searched it and i found this ...
1
vote
1answer
182 views

Export attribute table values to CSV

I am getting false parsing and un-necessary quotes for 3 numeric fields when exporting table to ascii (CSV). Items are all DOUBLE. "675,654","5,567,000" is the resulting export format which should be ....
4
votes
5answers
4k views

Reproduce raster with same extent, and same number of columns and rows?

I have two raster A and B. A and B have the same grid size but different extent. How can I make A have the same number of columns and rows, as well as the spatial extent of B?
0
votes
1answer
11 views

Calculating one cell in an attribute table in ModelBuilder

There are two point feature classes--let's call them Established_points and Newcomer. Established_points has, among others, two attribute fields called (for example) ALL_SIGHTINGS and ...
3
votes
1answer
156 views

Selecting multiple attributes, greater and less than

I am trying to select by attributes from a polygon shapefile. I need to select areas with a temperature greater than 10 oC and lower than 15oC using gridcode but I can't seem to work out the correct ...
0
votes
1answer
296 views

Spatial Join of Polygons to Polygon Grid with Shared Boundaries in ArcGIS Desktop?

I have polygons containing an attribute to be summed by a polygon grid. the polygons with the attribute always share borders with each grid cell and never extend outside any grid cell (the grid has ...
0
votes
0answers
24 views

Visualizing Aura/OMI SO2 data

I am trying to visualize hdf5-files from the OMSO2 data set of NASA so that they will look like this (Orbit 63543 on 25 June 2016, found here and from this website): However, when I try to ...
-3
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0answers
17 views

process you would use to gather projection information [closed]

discuss what process you would use to gather projection information for a feature class if it wasn’t posted directly on the source website or available through the item description of ArcCatalog
0
votes
0answers
23 views

In which units is the result of the flow length tool displayed?

I want to use the flow length tool in ArcMap 10.2.1. to calculate the downslope distance along the flow path of a DEM with a cell size of 5m. The explanation of the the flow length tool says that the ...
1
vote
2answers
105 views

How to project data into both a Vertical & Horizontal Coordinate System?

I have a shapefile whose Geometry is of POINTZM type. The XY coordinate System is NAD_1983_CORS96_StatePlane_North_Carolina_FIPS_3200_Ft_US and the Z coordinate system is ...
1
vote
1answer
18 views

How to apply Melt Area Detection Index to MODIS imagery?

I am working with some MODIS imagery for a project (I'm relatively new to remote sensing) using MOD09GA, and hoping to apply a melt area detection index (MADI) to images to calculate melt day length ...
3
votes
1answer
54 views

Not getting all decimal places when converting numbers to string (ArcObjects with VB .Net)

I would like to build some queries in my addin from layers in my map. I am having problems with double numeric types. esriFieldTypeDouble has 14 - 18 decimal places or more depending on the database ...
1
vote
1answer
4k views

How to import HDF (L1G) files into ArcGIS for Desktop?

I have downloaded satellite imagery from GLCF website, it has downloaded with .L1G file extension, I am not able to open this file in ArcGIS as well in Erdas, so please let me know how to open this.
0
votes
1answer
296 views

What to use as split field or target workspace with Split tool?

I'm trying to use the split tool in arcgis 10.1 but I dont know what I should use as the split field or my target workspace. W:\S&P\s&p techs\Emily\Geodatabase\Geodatabase.gdb this is what I ...
-1
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0answers
22 views

Auto Vectorization of Raster Maps [closed]

I'm trying to analyze the various softwares which are used for auto vectorization (auto digitizing) of raster data. I wanted to use the ArcScan extension of ArcMap. I just wanted to seek any ...
0
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0answers
10 views

Add neighbouring values as a data field

How can I add data based on neighbouring values? If have a shapefile, dividing the country into different areas. I have population data for each area. I would like to add new fields to my data, ...
3
votes
1answer
187 views

Export Stretch Function values - Arcpy

I'm looking for a way to export Stretch Function values from images that’s stored in a Mosaic dataset. Not values from the whole set, but specific stretch functions per image. The set is stored in ...
1
vote
1answer
42 views

Avoiding multiple elif statements in Python parser for ArcGIS label expressions?

My code for labels look like this: def FindLabel ( [NAME_GEO] ): if [NAME_GEO]=="Tbilisi" : return "<BOL><FNT size ='14'>" + [NAME_GEO] + "</FNT></BOL>" elif [...
4
votes
1answer
191 views

Both-sided transparency in ArcScene for extruded features

I'd like to extrude my polylines and make them transparent, but from both sides. As you can see below, the transparency works only on one side. I think it's something with the side-orientation. I can ...
3
votes
0answers
69 views

Importing representations from Layer File?

I'm trying to incorporate representations as part of my data model. I have set up representation rule for my feature class, which is part of a feature dataset. The way I have the data categorized is ...
1
vote
3answers
31 views

arcpy field mapping for a spatial join: keep only specific columns

I want to perform a spatial join to find the join point (a node in the code below) that is closest to a target point (a consumer in the code below). In the result, I only need certain attributes from ...
3
votes
1answer
34 views

Is there a way to set label weighting for the legend?

I am using data driven pages to produce a series of maps. For each map extent, surrounding areas are labelled. My legend is located in the corner of the data frame (realizing now that that wasn't a ...
1
vote
0answers
16 views

Maximum likelihood classification- changing class colour with every layer

I created a signature file, where I defined 4 different classes, which I named and coloured specifically. When I try to use the maximum likelihood classification tool for other layers, the classes ...
0
votes
0answers
11 views

Calculating station point data from gridded precipitation data using ArcGIS for Desktop? [closed]

I have a problem to convert my grid precipitation data to surrounding 4 rainfall stations points. I have 90 years gridded precipitation data from a climate model. My problem is that i have a basin ...
2
votes
1answer
19 views

Update geometry in ArcGIS Relationship class between point and lines

I have set up two relationship classes with a pipe (storm_pipe) and its structures (storm_struc). Each pipe has a from_struc_id and a to_struc_id, both of which point to a id in the storm_struc layer. ...
0
votes
1answer
20 views

Assigning road road segments to single line file?

I am working on a map of traffic data. How can I join my excel spreadsheet which has traffic data based on segments of a road to the shapefiles where each road is a single line file? Do I have to ...
1
vote
2answers
22 views

Joining Excel tables to data attribute in ArcMap?

I am trying to join an Excel table to my parcel attribute table in ArcMap. I have run a validation and all checks out except it says there are no matches. What would cause this?
1
vote
1answer
239 views

Faster way than Spatial Join to join field from attribute table to address table?

I have a table of addresses for every state in the nation. I just recently finished doing spatial joins and adding in census block/tract data per state. I have a national shapefile of ...
3
votes
1answer
164 views

Smoothing of a DEM

I have a DEM which has some individual pixels lower than those around them. This is a problem as I am using the DEM for pluvial flood modelling and therefore it is providing an incorrect ...