Questions tagged [pansharpening]
Pansharpening is a process of merging high-resolution panchromatic and lower resolution multispectral imagery to create a single high-resolution color image.
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Sentinel-2 SWIR (band 11) pansharpening
I am trying to downscale sentinel-2 SWIR band (11) from 20 m to 10 m in ArcGIS. The create Pan-sharpened Raster Dataset tool requires colored RGB image. I only want to downscale SWIR band because red ...
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29 views
Overcoming error : classified: Layer error: Image.reduceConnectedComponents: Label band must be integer valued, found type 'Float'
with following code , I am getting error message
https://code.earthengine.google.com/15a22656f680c38ff0bf10afd2747c5f
classified: Layer error: Image.reduceConnectedComponents: Label band must be ...
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0answers
42 views
Making GEE code for Pansharpening Sentinel-2
The following link contain information about Pansharpening Sentinel-2
https://leclab.wixsite.com/spatial/post/pansharpening-sentinel-2-imagery-in-google-earth-engine
The code in picture form and long ....
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182 views
Gram-Schmidt pan-sharpening in open source Python
I am looking to use the Gram-Schmidt pan-sharpening method in Python but I can't find any libraries that have this as an option. I found this, but I don't understand where to even go after reading it ...
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106 views
How to manage pansharpening and NDVI calculation
I work on calculate NDVI difference between two year using Google Earth Engine and I need to use Landsat-8 image for 2015 year back to 2013. I already found some information about how to pansharpen ...
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1answer
482 views
Pansharpening Sentinel-2 imagery in Google Earth Engine
I am attempting to pansharpen Sentinel-2 imagery in GEE in order to determine the amount of land covered in water at my field site locations (probably will calculate MNDWI on sharpened image). I do ...
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25 views
How to extract a panchromatic image from hyperspectral image
I'm new to the Remote Sensing domain and I'm working on Hyperspectral Pansharpening problem. I'm referring to the paper, "Hyperspectral Pansharpening: A review" (link). They have provided the code for ...
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27 views
Pansharpening changes background value from 0 to a different value, but only sometimes?
I have a python script that takes a folder full of multispectral worldview tifs and pansharpens them with their matching panchromatic band.
Both these datasets have a background value of 0 but after ...
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1answer
146 views
Landsat 8 Imagery not Creating Composite RGB Image with Pansharpening Correctly
I am having some serious problems attempting to merge the R,G,B bands from Landsat 8 and then apply pan sharpening to them. Unfortunately, I am not familiar enough with the process to figure out ...
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1answer
218 views
Calling gdal_pansharpen.py from another Python script?
Has anyone been able to successfully call gdal_pansharpen.py from your own Python script?
I have successfully used rasterio to combine my R, G, and B bands, but would like to perform a pansharpen ...
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1answer
530 views
NITF raster (Worldview) failing to load correctly in QGIS
I am attempting to load in multispectral and panchromatic rasters in NITF format into QGIS in order to run a pan sharpening process using OTB toolbox.
Loading in the panchromatic is fine, but upon ...
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1answer
93 views
Pansharpening ALL(8) worldview 3 and worldview 2 bands
Trying to pansharpen all the bands instead of just the R,G,B,NIR bands in worldview-2 and -3 imagery.
ArcGIS Pro only has inputs for those previously mentioned bands in the pansharpening tool. Is ...
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2answers
258 views
Speeding up pan-sharpening with OTB plugin for QGIS (orfeo-toolbox)
I use QGIS 3.6.1 with the plugin orfeo-toolbox to create a pan-sharped Landsat 8 image. I use the BundleToPerfectSensor function because calling the Pansharpening function results to the error: Inputs ...
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2answers
455 views
Pansharpening Landsat 8 16 bit raster images
Situation:
I have merged six Landsat 8 image tiles to one big tile for the bands 4,3 and 2. These are Landsat level 2 products, so already corrected to surface reflectance and need no further ...
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1answer
93 views
Retaining bands when pansharpening
I am currently pan-sharpening 8-band multispectral raster satellite images with single band panochromatic images.
I use Arcmap pansharpen raster function to achieve this.
The pansharpened result ...
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1answer
241 views
Pansharpening many L8 images in folder?
I want to pansharpen several true color and panchromatic Landsat-8 images in a folder using open source tools (GDAL, Python). File names are of format:
L8_2018-09-25T18-17-51_TrueColor_ERaymond.tiff
...
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0answers
62 views
Doing Landsat 7 pansharpening?
I downloaded a LST 7 scene from USGS, LE07_L1TP_193031_20181003_20181003_01_RT_B8 for those willing to try.
I created a band VRT, see below, which displays perfectly fine in QGIS and then a ...
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0answers
47 views
Original raster is rotated after processing in ArcGIS without reprojection
I have a regular TIF raster with georeferencing stored as .wld and .prj files. The raster itself has horizontal orientation (see pic.1), although after being opened in ArcGIS it becomes rotated due to ...
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0answers
87 views
Avoiding tiling/mosaicing in resulting image when Pan-sharpening Gram-Schmidt?
I mastered to georeference some declassified Hexagon satellite imagery from the 60s and would like to use it to pan sharpen a current Sentinel satellite image (already done as RGB). It is very ...
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1answer
1k views
Pansharpening using GDAL tools
I would like to make improvements in the resolution of satellite images using pansharpening. After found this website, which explains how Planet Labs do it.
For a University project I would like to ...
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1answer
139 views
Pansharpening problem in ArcGIS: failure when using TOA calibrated Landsat
I'm hoping to use the "Create pansharpen raster dataset" tool in ArcGIS to pansharpen Landsat 7/8 images. This tool works nicely and produces the expected pansharpened image when the input is in DN ...
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2answers
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Pan-Sharp hillshade?
I have an SRTM-derived hillshade (30x30m) and a Quickbird scene (0.6x0.6m).
Is it possible to kind of pan-sharp the hillshade to have the detail but also have the topography?
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1answer
969 views
Gram-Schmidt pan-sharpening in QGIS?
I need to perform Gram-Schmidt pan-sharpening, I don't have access to ArcGIS or ENVI so have been using QGIS. Is there any plug-in or similar capability that is available to perform Gram-Schmidt pan-...
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0answers
345 views
Error in GRASS i.pansharpen - No images are generated
I´m trying to run the algorithm "i.pansharpen" in QGIS 2.18.8 , Win. 7_64bit.
I´ve tried with rasters (Landsat 8 images) in 8bit and 16 bit unsigned and differents methods (brovey and IHS) but i ...
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0answers
843 views
Pansharpen Landsat 7 RGB using gdal_pansharpen.py
Is it possible to pansharpen Landsat 7 RGB band combination (without NIR) to have approximately the same intensities as the original RGB image with gdal_pansharpen.py (weighted Brovey algorithm)?
What ...
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1answer
48 views
export grass-gis pansharpened image
I have pansharpened my spot 6 image within grass 72 using i.fusion.hpf and it work well!
i.fusion.hpf pan=SPOT6_P_20151113@PERMANENT msx=SPOT6_MS_20151113.1@PERMANENT,SPOT6_MS_20151113.2@PERMANENT,...
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2answers
1k views
Is it scientifically correct to pansharpen landsat reflectance product with pan band
I need to know if it is scientifically valid to fuse/pan-sharpen Landsat 8 surface reflectance products with pan band of that respective band? Landsat reflectance product details can be found at here. ...
4
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2answers
291 views
Pansharpening of atmospheric corrected image
After applying any atmospheric correction on raw MS and Pan image we get the DN value between 0 and 1 as we know reflectance is unit less or just ratio of input irradiance and radiance after this ...
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0answers
111 views
GRASS-GIS i.pansharpen error code -11
I have been searching for similar problems however i did not find any that could fix my error.
i have GRASSGIS 7.0 running on MACOSX El Capitan. No problems at all until i tried to run i.pansharpen ...
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1answer
161 views
Accessing “old” (“previous date”) Pansharpened Landsat data in ArcGIS
A few months ago I found an excellent pansharpened Landsat dataset to use as a basemap in ArcGIS by going to the Add Data icon, selecting ArcGIS Online and then selecting add pansharpened landsat. ...
2
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1answer
332 views
Landsat 8 composite image using different resolutions?
I have created a composite image of Landsat 8 using bands 2 to 7 (blue, green, red, NIR and SWIR) using ArcGIS 10.1. For bands 2-4, I've pansharpened them to 15m spatial resolutions using the ...
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1answer
1k views
IR as 4th band in RGB composite (ArcGIS)
In Symbology tab of a raster in ArcMap, in the section of Pan-sharpening, there is an extra option to check at the bottom: "4th-band Infrared Image" along with its weight:
I guess I have to add a ...
6
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1answer
867 views
Pan sharpening of SPOT and Landsat images
Is there a way I can pansharpen SPOT and Landsat images? I have Panchromatic bands from QuickBird and WordlView-2 images and would want to pansharpen Landsat and SPOT, while still retaining features ...
5
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1answer
472 views
Using original Landsat multispectral image or pan-sharpened image in land cover classification?
I am currently creating land cover maps of a number of national parks across Asia from Landsat 8 imagery and also later from SPOT imagery. I plan to use supervised classifications in ERDAS IMAGINE and ...
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1answer
1k views
Pan-sharpening Landsat 8 All bands using Arcgis 10.3 [closed]
I need to pan-sharpen a landsat 8 image with at least 5 bands using Arcgis 10.3.
Any way to do ?
Bands I need are 6,5,4,3 and 2. To vegetation classification I'll use 654 and the bands 432 are to ...
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1answer
827 views
Pan-sharpening Landsat 8 with 5 bands
I use bands 654 for vegetation classification and bands 432 to prepare the map layout.
Is there a way to pan-sharpen the landsat 8 image using the bands 65432 ? So I swicth the GRB to classify and to ...
0
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1answer
634 views
Pan-sharpening of NIR band
I want to create pansharpened image from landsat 8 composite image (R,G,B and NIR bands) in ArcGIS using Esri method in "Create Pan-sharpened Raster Dataset" tool.
For weighting I used recommended ...
2
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1answer
524 views
Pan sharpening with surface reflectance data
The surface reflectance data for landsat 8 is only available for bands 1-7 (via EPSA bulk download). I want to pan sharpen surface reflectance data. But I don't have a surface reflectance band 8 (pan ...
2
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1answer
1k views
Pan sharpening using R
I want to pan sharpen my Landsat8 scene (according to FIHS algorithm, see here).
According to the paper the following equation should do the pansharpening:
MS_high <- MS_low + (pan - I)
"...
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0answers
245 views
Calculating vegetation indices on pansharpened landsat 7 images [closed]
I have a problem with calculating vegetation indices like EVI, GSAVI, SAVI on Landsat 7 images after I done a Brovey Transform, Modified Resolution Merge and HCS transformation in Erdas 2013.
My ...
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1answer
477 views
Merge and export two layers that utilize blending modes
I have spent more time than I can to admit trying to come up with a solution that doesn't require bringing the layers into Photoshop or the GIMP (which would take an insane amount of RAM/swap space to ...
4
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1answer
444 views
Which preprocessing comes first for pansharpened imagery- atmospheric correction or orthorectification?
For pansharpened imagery, what preprocessing method to do first- is it atmospheric correction or orthorectification? From my readings, it seems the former but the rational polynomial coefficients or ...
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3answers
2k views
Atmospheric correction for pansharpened imagery? [closed]
In converting DN values to radiance as well as reflectance, do we use the same equations in raw satellite imagery for pansharpened products? I saw this DigitalGlobe technical note for DN to radiance ...
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0answers
362 views
Pansharpening Landsat 8 tiles in Grass 7
I am trying to get some nice looking RGB images for visualization purposes, mainly using as background maps, from the Landsat 8 archive. I was following the tutorial provided by Markus Neteler at
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1answer
2k views
What causes OTB pansharpening ERROR Inputs do not occupy the same physical space?
When I try to use the OTB pansharpening tool an error comes up and I don not really know what the problem is.
I have a RGB and a Band8 map (both from Landsat8) which I want to use for the tool. All ...
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1answer
365 views
ERROR in Resolution Merge using ERDAS IMAGINE 2013
I have attached an example image to show the problem: When i have to Resolution Merge, it will come error this process. How to solve this problem? I would like some suggestions regarding this error.
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1answer
317 views
OTB Pansharpening Error: Adapter for adaptPansharpening-bayes not found
When I try to use the OTB pansharpening tool inside the processing tool box I always get this message: "Adapter for adaptPansharpening-bayes not found". I guess it's an issue withe the configuration. ...
3
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1answer
548 views
Pan sharpen Landsat 8 using Grass 7
I have followed this great tutorial on pan sharpening using Grass GIS 7 (I'm using beta 3). Everything in the tutorial seemed to have worked, but my final output is not as expected (pictured below).
...
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1answer
281 views
How does i.fusion.brovey in Grass 6.4.3 work?
I'm using Grass 6.4.3 in Linuxmint 16.
I don't have a very big problem but I'm trying to understand what is Grass doing, if I'm applying the process correctly and if there is something wrong with my ...
4
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1answer
681 views
Pansharpening radiance/reflectance of Landsat 8 in GRASS 7?
first at all, I have to say that I'm new GRASS user.
I would like to make a pansharp in GRASS 7 with reflectance Landsat 8 bands. I have revised some related posts and blogs, and I didn't find out if ...
