Forum: Imagery and Raster Data

Can I add an image to a row in a table? Thank you

Hello, I've carried out an image classification over a large area using aerial photographs. I have a vector region layer representing all the...

We have a mosaic data set of all ASTER 30m DEM tiles for the world that we frequently need to extract local areas from. My typical approach to...

Hi- I'm trying to extract the coastline from a series of historic (hand drawn!) maps (I got the idea from NOAA). The maps are all scanned,...

Ever since upgrading to v10.1 we have been having issues with building pyramids on raster datasets which have been created on SDE. It doesn't happen...

Hello I have georeferenced a map and rectified it as a tiff file. I resized the terrain in the map, so I saved it as a jpg and intend to overlay...

I'm trying to build a mosaic dataset, but the background value is (255, 255, 255), which is also a valid value in the source rasters. In some...

After I output a Statistics file from a raster, can I input that display.stat.xml file into a function chain? Specifically, I am trying to get the...

Hi all, is there any possibility to make permanent changes to the brightness of an image (img file), i. e. to alter the file pixel values? I have...

Hello I have a series of aerial photographs that I have joined together into a mosaic dataset. I want to remove certain features from the aerial...

Hi all, I am a new fragstats user and trying to do landscape analysis. But having problem understanding the meaning of error messages. I have...

I am processing raster data in modelbuilder and I am creating a standard model that I would like to use for several different locations of Raster...

I have a mosaic dataset that stores two regional single-band (grayscale) images. In one of the images, there are areas where the pixel value is...

I am trying to run NDVI calculations with Arcpy. My script is running but ArcGIS crashes each time I try to run it. Here is the part of the script...

I am having issues with ArcMap 10 SP3 and georeferencing a tiff file. When I go to add control points using the georeferencing toolbar it takes a...

I am trying to combine 3 rasters which have been region grouped to obtain a continous acres value. I created a position raster and thought I could...

Hi all, I have a problem calculating Patch indices from raster files (in Tiff format) because of the limited memory. I found this answer on the...

Hello All , I was wondering if there is any better workflow for moving arcgis 10 gdb mosaic datasets to arcgis 10.1 gdb mosaic dataset . I...

Hello everyone I have a satellite image and I need extracting it with a many polygons (50) I can do extraction at one time? Thank you ...

I'm trying to find the best way to do this. I started by just placing points 1km apart on the highest point of the DEM for the mountain range,...

I always get the error message: Start Time: Thu May 16 09:04:30 2013 2013-05-16T09: 04:30.568: Loading raster datasets ...

I'm currently busy with a hydrology study where I'm determining the location and structure requirements (culverts & bridges) for a proposed Railway...

hello, maybe this is a very simple question, but I'm quite new to ArcGIS: I want to add a shapefile and a tiff-file to a map, both files don't...

Hello, i recently got introduced to Fragstats 4.1 . i tried to create ESRI Grid by converting vector layer to raster in ArcGIS 10.1. but each...

Working on landsat imagery and used the Image Anaylsis to create a NDVI image. I was working on through the Community Basemaps Vegetation and in...

Hello-- I'm working on a project using monthly 9km resolution ocean color images (of chlorophyl a). Due to clouds, satellite paths, etc, the...

I am trying to build a mosaic dataset from tiled source rasters (.tiffs). The problem is that there are two places with a 1 pixel gap across the...

I'm upgrading a python script so that it'll function in ArcGIS 10.1 and as such I have the opportunity to change the raster format. Currently, the...

Hi, I have an RGB image that visually works as contiguous, single values classified data, but it was delivered to me as an RGB. I need to convert...

When trying to run Fragstats metrics (in Fragstats 4) on my ESRI Grid raster, I received the following error message: Error: Unexpected error...

I’ve searched high and low to no avail looking for any existing tools, scripts, ArcGIS geoprocessing steps, etc that will output an adjacency table...

Hi all, There is probably a simple answer to this question. I have a vegetation raster that I want to reclassify using an elevational threshold. ...

I frequently get sent survey plans in pdf format and in the past I have saved them to tif format, georeferenced them in ArcMap 9.3 and then opened...

I try to automize the creation of NetCDF Raster Layer via Phyton. I used the tools help to get the basic syntax. So a simple import from my data...

Hey all, I hope this is the right place to post this. I have been using ESRI's basemaps since they came out as my aerial imagery source for my...

Good day, imagery fellows, Very nice that ENVI Katalog helps imagery users more effectively to manage massive raster images in a file structure,...