Imagery refers to raster based datasets acquired from sensors on satellites or aircraft.

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ESRI imagery service that is WMS Compliant

I want to use the ESRI free online imagery service http://services.arcgisonline.com/ArcGIS/rest/services/World_Imagery/MapServer But I want a service that is WMS compliant. Is there a version of ...
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270 views

Raster satellite images for QGIS

When I try to apply a downloaded GIS satellite (t=rimage to Quantum, it doesn't seem to open properly. There must be a step-by step description on how this would be done effectively. Can anyone tell ...
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249 views

Assign Custom Band Combination To Image Catalogs In ArcGIS

I have an image catalog composed of 4 band rasters. I would like to use the same image catalog, and set custom renderers for a true color and false color combination and save each of those catalogs ...
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234 views

Recomputing footprints on old satellite imagery [duplicate]

I am trying to create an image service out of some 1976 satellite imagery. But first I need to get all of the no data cells out of my mosaic dataset. I have tried to recompute the footprints on my ...
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33 views

MODIS product MCD43A3 stating 16 periodicity but when downloadad I have files every 8 days

I'm downloading the MODIS derived Albedo 16-Day L3 Global 500 m resolution product. I expected to have a dataset for dates every 16 days. Instead I have datasets every 8 days as can be seen in the ...
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64 views

Inserting JPEG or similar into ArcGIS map?

I am trying to upload an image (jpeg or similar) into a map. It can be on the layout view or data view. I am using ArcMap 10.1.
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44 views

Satellites to retrieve UV bands

I want to retrieve some satellite images with UV bands,Bun I don't know which satellites are providing UV bands and We can freely download them? I have already downloaded Modis and Landsat images,But ...
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3answers
735 views

Possible to Clip Imagery Services Layers from ArcGIS Online?

The new Landscape layers such as the various Soil type imagery services look like a great resource. Does anyone know if it possible to clip out small areas of the Landscape imagery service since I ...
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137 views

Alternatives to ArcGIS Image Server Extension to serve Mosaic Dataset?

I am wondering if anyone has any resources for alternatives to ESRI's ArcGIS Image Extension for Server? We are looking to serve JP2000 images that have been consolidated using the Mosaic Dataset ...
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303 views

Where can I find GIS data about NYC's combined sewers (CSO) that's free to use?

I've located two sites that display the data that I'm looking for, but both lack exporting functions. OASIS NYC and maps.nyc/gov Otherwise I can't locate this data anywhere in a format I can use in ...
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187 views

How to use ModelBuilder to add many images to mosaic dataset?

Here is my sample of a model builder. What I would like to create a mosaic dataset then add lots lots lots lots of imagery from different folders to the dataset rather than I have to do manually. ...
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332 views

Incorrect spatial extent for imported hdf image on ArcGIS

I imported an hdf image onto ArcGIS but I cannot make correct projection of it. Also, it does not have correct spatial extent (please see the enclosed figure, the small one is projected under WGS84). ...
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45 views

Satellite imagery alternatives for land use/cover classifcation

Apart from Landsat imagery, which other satellite imagery is good for land use / cover studies and can be obtained free of charge?
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22 views

How to Properly Share as Image Service?

I have 5 historical aerial sets for my county each consisting of several hundred SID files. Previous employees have created Image Catalogs for each. Now I want to turn these into services I can share ...
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1answer
208 views

how to mosaic rasters in grass gis?

I am new user of GRASS GIS. I need to know how can i mosaic different satellite imageries using GRASS GUI? I was trying to use i.image.mosaic, but could not succeed. I have been looking for online ...
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1answer
173 views

Gdal creating raster rotated wrong way

I have been trying to read in a stack of images for a timeseries and created an output raster that contains the max pixel values of the timeseries. The arrays were created using numpy img_stack = ...
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1answer
150 views

Empty raster returned after GRASS i.atcorr with Landsat8 data

I've searched at length on previous forums but no solution seems to work for me. I'm trying to run the i.atcorr module on GRASS (version 6.4.3 on a Macbook Pro, Mavericks OSX) with Landsat8 imagery. ...
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2k views

How to convert a bil image into grid in ArcGIS?

I've downloaded RFE data from FEWSNET. It's a compressed file which includes .bil files. Now i want to convert this ".bil image" into a grid to use the precipitation data in an area. I'm using ...
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963 views

how to stack landsat 8 layers correctly?

i downloaded a landsat8 satellite image from USGS, it was separated into 12 layers. So, what i would like to do is to stack some of them. To do that, i am not sure which layer should be excluded from ...
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225 views

How to modify 2 raster images to have the same resolution?

I have data for 2 rasters images that have different resolutions: z downloaded from trmm An MSAVI2 output image. For calculating the correlation between them, the data has to be in the same ...
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1answer
433 views

Issues calculating NDVI from ASTER

I'm having an issue with ASTER data. I have two mosaics; one for 2008 and one for 2012. Both are composed of 4 ASTER scenes and the scenes are all from the same two month period (i.e. no seasonal ...
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1answer
413 views

Is there a way to save images with none stretching in ArcGIS

I have some satellite images, when I imported these in ArcGIS and went to properties and then symbology tab, I saw stretch type was set to standard deviation. I want to save these images with no ...
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33 views

How can I export ESRI World Imagery from the “World Imagery (for Export)” map service? [duplicate]

How can I export ESRI World Imagery using ESRI's World Imagery (for Export) map service?
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Band values after TOA reflectance calibration of WV-2 exceed 1

I use custom python-GDAL script to calibrate WV-2 scenes to TOA reflectance accordingly to 'Radiometric_Use_of_WorldView-2_Imagery'. Here you are a histogram example with the pixel values of the ...
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read tiff to bmp in c# got only white image

i want to convert a tif image to bmp i was following tutorial in https://trac.osgeo.org/gdal/wiki/GdalOgrCsharpRaster but i dont get an image i want to see the code is : // Creating a Bitmap to ...
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36 views

White box problem

As I am trying to work on getting this problem done , I am using Mosaic Dataset for the whole state of New Mexico using our NAIP ...now the problem is that I could not get rid of the white "box". I ...
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37 views

Mosaic dataset gives me some blocks

as I am trying to mosaic NAIP into mosaic dataset and ended up like this with the block. How do I remove the blocks ? Does anybody have a suggest for me to fix them ? I am using ArcGIS 10.1 SP 3 ...
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24 views

Night - lights for social welfare

I want to to find the social welfare and the population density for Europe and Africa with night-lights. Is there any site where I can find images with good resolution (I only think VIIRS)??? I have ...
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Old World View Map / Tiles

I m currently looking for Imagery of Old World View Map, maybe 19th century, black white is okay. And if there is tiles services that would be cool. Is there any site that still contains those ...
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41 views

How much does relatively up-to-date 1 meter resolution color satellite imagery cost?

I'm starting to realize that I'll probably have to pay for good satellite imagery, and the sites I've been to so far want me to call them to ask for price quotes. I'm wary of this and haven't done it ...
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19 views

Building simple offline map application using Python? [duplicate]

I need to build a simple offline map application using python, which will need some plotting and overlays, using some form of a satellite imagery. I need some help getting off the ground. what ...
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35 views

Black polygon covering aerial imagery in QGIS?

I am using FSA 2013 aerial imagery, which I access via WMS in QGIS. In some locations the imagery is covered by a black polygon. The polygon only displays at certain scales. Then, if I zoom out until ...
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26 views

How to load two images in ENVI 5.1?

I am using ENVI 5.1 and when I use the Data Manager to load several images and if I want to load two adjacent images, why would one of them load and the other doesn't?. Am I missing something here ?
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Link feature to import or activate imagery in ArcGIS .mxd

I'm looking for a way to link features to activate or import imagery to an ArcMap 10.2 .mxd. The scenario: I have thousands of individual aerial photo frames and data about each as photo centers, ...
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129 views

Software for image orientation (aerial triangulation)

I'm trying find a software which can orient an UAV Imagery using GCPs (Ground control points in UTM Coordinates system) and Camera calibration (only camera focal length, p1,p2, k0, k1, k2, k3 and ...
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25 views

Multiple Source Imagery Mosaic Overviews and Display

I have multiple ortho imagery sources that I wish to mosaic into one (fairly) seamless dataset. I have mosaicked each year separately and currently have: one panchromatic (made into an 8 bit ...
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68 views

Ortho-rectification of Aerial Image

I took an aerial image of our farm using RC quadcopter. How am I going to orthorectify this image? Please can you help me with detailed instructions/methods involving the process.
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Creating custom size images from WMS cache

I am currently working on my own WMS service (using PHP). The service works currently if the requested image is in 256x256px size but currently does not support any other size. My service basically ...
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1answer
52 views

Unable to get processing extent to match desired raster output

I have a few thousand ortho mosaic tiles that I've resampled to a lower GSD and am trying to cut into larger tiles. I developed a script that has worked perfectly for thousands and thousands of tiles ...
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Open Layer Plugin Images Informations

I'd like to know how to find informations about Open Layer Plugin Images. I need to know the date and resolution of the images. Thank you!
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60 views

How to use the Cartographic Composer of GRASS 6.4.3?

Following on from my previous question (which was, again, how to use the Cartographic Composer)... I've got a GIS in GRASS. I need to print various bits of it. Problem is, it needs images on it ...
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1answer
48 views

Raster vertical pixel offset (ALOS AVNIR)

I am working with ALOS AVNIR-2 level 1a. There is a vertical offset/shift of each and every pixel column. It gives sort of a stripy appearance when zooming in. Does anyone have experience with this ...
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98 views

Need help with GeoExpress 9 by LizardTech/ArcGIS Server 10.1

This is a multi-part question and after much reading on different forums I still could use some help/advice. My setup: ArcGIS Desktop 10.1, Dedicated Server for GIS data with SQL Server 2008 R2 and ...
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328 views

How to download GeoTIFF files of TRMM product 3B42 (rainfall estimates) [closed]

I want to download GeoTIFF files of TRMM product 3B42. (This is a rainfall estimate derived from multiple sensors of the Tropical Rainfall Measuring Mission satellite.) The NASA/Goddard Precipitation ...