Questions tagged [landsat-8]

Use this tag when asking question related to the 8th satellite in the Landsat program.

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Set multiple values to nodata - Erdas Imagine 2015

I am having trouble with the data ranges in the Landsat 8 surface reflectance product which I downloaded from USGS. The Lansat 8 surface reflectance handbook says the valid range is 0 - 10,000 range ...
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GEE Landsat SR year composite // mask cloud / shadow out w/ other method than quality pixel

Has anyone found a good solution to mask out cloud/shadow cover not using quality assessesment pixels or combining it with something else? I am trying to generate cloud/shadow free composite for a ...
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Calculating the mean between several raster layers, with NoData values

I have several Landsat 8 scenes from which i have derived the surface temperature. To obtain an average, I would like to generate the mean between all my scenes. However, prior to this I am planing to ...
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Cloud detection in various scenes in R

I have 99 LS8 scenes (mountainous terrain) and before processing them any further I would like to mask out cloudy and snow pixel since they might mess up the topographic correction I have to apply. My ...
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Landsat 8 bands of 432 looks too dark in ArcGIS

I have created a composite map using the combination of Landsat 8 bands of 4, 3 and 2 (I read this combination gives true natural color) to see the scene in true color in ArcGIS, but it looks too dark....
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What is the efficient way to find the top-most images of a Landsat-8 mosaic with latest data on top?

I'm building a simple mosaic of Landsat-8 for a region of interest (a bounding box) for a time period, so that the latest data would be put on top of the mosaic. I've found 100 scenes with cloud cover ...
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Reprojecting shapefile to raster projection

I need to rasterize my shapefile. This can only happen if both raster and shapefile are in same projection. I don't know if they are in same projection. How do I compare the projection of these two ...
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217 views

How to export training area information?

I did a supervised classification of a whole Landsat 8 image with 700 Rois (training areas) with the Semi Automatic Classification Plugin. I want to export the class names, the coordinates and the ...
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Landsat 8 - NDVI Global Servises - Clouds

I'm looking for Landsat 8 NDVI Global Services, like ArcGIS Online, but including scenes with the high presence of clouds (50-95%). Fresh scenes with clouds needed because they can contain the areas ...
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ossim-extract-vertices.exe (in commandline) not working on Windows 7

ossim-extract-vertices.exe (in commandline) is not working on Windows 7. I would like to extract the image bounds from the pan-sharpened Landsat 8 image. 3 years ago it worked. How can I solve this?