Questions tagged [remote-sensing]
Collecting and interpreting information about the environment and the surface of the earth from a distance, primarily by sensing radiation that is naturally emitted or reflected by the earth's surface or from the atmosphere, or by sensing signals transmitted from a device and reflected back to it.
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Developing integrated big data processing system and 3D topographical visualization [closed]
I am currently working on a project that involves developing an integrated big data processing system and visualizing the data in a 3D topographical Earth model. I am seeking assistance with the ...
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Sentinel-2 QA60 band missing?
When performing cloud masking for Sentinel-2 images using QA60 band, I found that after February 2024, the QA bands of Sentinel-2 images are all "masked".
In this case, I can't perform cloud ...
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How to create a boxplot in GEE using JS code editor?
I have an image with all the required BoxPlot values as an individual band. I want to create a boxplot for each pixel when I click on it. Do you know how I can do that?
combinedImage
Image (7 bands)
...
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scp landsat not showing
why not showing landsat in preprocessing obtion?c
I cannot find Landsat in my preprocessing toolbar.
I have only preprocessing options of clip raster bands, image conversion, masking bands, mosaic ...
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How to create the fishnet grid in GEE using JS code editor?
I want to create a 10*10 pixel size grid for my AOI.
1 pixel = 10m
var cellSize = 100; // Size of each grid cell
// Get the bounds of the AOI
var bounds = aoi.geometry().bounds().coordinates().get(0)...
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Convert an .xml fil to .tif in ArcGIS Pro
Using ArcGIS Pro 3.3.
I downloaded Sentinel 2a data from Copernicus, a few months ago.
trying them out today and finding that I have XML and JPEG files, no TIFF.
this is what my Copernicus data looks ...
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Empty Metadata table in Semi-Automatic Classification Plugin of QGIS
I am working on Landsat 8 images using QGIS 3.36.2
When I want to convert clipped images to reflectance in Semi-Automatic Classification Plugin, nothing is displayed under the metadata table even ...
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Source for satellite images without geometric correction
I need satellite images for a university project and they must not have passed through geometric correction. So far the images I have found are already geometrically corrected in some form. Is there a ...
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Converting image data type from uint16 to uint8 using Python
I have a uint16 image, but when I want to convert this image to uint8 data type, I get bad results. I'm sharing my entry image and the result below. My image is a 3-channel RGB image.
original image: ...
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What does "post to post" mean?
For example, when someone talks about the "post to post" elevation error of a DTM, what exactly are they referring to?
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Strange stripes on Google Maps in the region of the October Revolution Island
On 2024-04-16 one can see strange stripes located roughly at 79.86317, 94.64563 in the region of the October Revolution Island.
What could be the source of these stripes in an end product?
I mean, ...
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Why if I spoof the position with GNSS Analysis MATLAB Google code,I get a spike of horizontal speed but it continue to be active while should be const
I'm using this GNSS Analysis Matlab Google code
to analyze the measurements performed via GNSSLogger app.
I was initially in Palermo,Sicily and tried to spoof to Rome. I get this
Horizontal speed ...
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QGIS plotting from a multiband raster in a ternary diagram
I am working on creating a (remote) superficial geological map using ASTER imagery in QGIS.
I have made several RGB composites including Abram's ratio and Thermal Infra red indices to aid in ...
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Random Forest error
I have tried a LULC classification using random forest algorithm in Google Earth Engine but error showing:
Layer error: Property 'B2' of feature '0' is missing.
My script code: https://code....
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Coregistration for training and validation
If I want to use a 30-m raster as an independent validation dataset for a remote sensing analysis of 10-m and 20-m satellite imagery bands, do I need to coregister the 30-m raster with the 10-m and 20-...