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Hi all,
We are running isce 2.5.1 to generate a stack of COSMO image interferograms to get the time series with Mintpy. For this we are running stackStripMap.py. After getting all the “run files” and files from the “config” folder without any problems, we have executed the first step, running the run_01_reference. In this step, we found an error in the results obtained. In the folder ./merged/geom_reference all generated images are correct lat, lon, hgt, incLocal and los. However, when the program performs the multilooking and saves the results in ./geom_reference, the images los and incLocal have an error, and consequently when using this information for the mintpy, we drag the error. We understand that the multilooking is performed with gdal_translate, in this case, we opt for a multilooking of 10 in azimuth and 10 in range, but we do not know how to build the command to execute it and be able to perform it manually. In the terminal, the lines show:
generate multilooked geometry files with alks=10 and rlks=10 using gdal.Translate() ...
multilook ./merged/geom_reference/los.rdr
Warning 1: Geotransform matrix has non rotational terms
.vrt
./geom_reference/hgt.rdr
width: 1966
length: 2252
num of bands: 1
dataType: DOUBLE
Unrecognized interleaving scheme, None
Assuming default, BIP
Writing geotrans to VRT for ./geom_reference/los.rdr
We do not understand why the multilooking the hgt, lat and lon are correct, but the los and incLocal are not. Any idea? If you could help us at least in the construction of the gdal_translate command we could try these two conversions.
Thank you very much!!!!
Fede
Attached, the figures of: incLocal before multilooking
incLocal after multilooking
los before multilooking
los after multilooking
The text was updated successfully, but these errors were encountered:
FedeDC
changed the title
Error multilookin los and incLocal images
Error multilooking los and incLocal images
Oct 22, 2024
Hi all,
We are running isce 2.5.1 to generate a stack of COSMO image interferograms to get the time series with Mintpy. For this we are running stackStripMap.py. After getting all the “run files” and files from the “config” folder without any problems, we have executed the first step, running the run_01_reference. In this step, we found an error in the results obtained. In the folder ./merged/geom_reference all generated images are correct lat, lon, hgt, incLocal and los. However, when the program performs the multilooking and saves the results in ./geom_reference, the images los and incLocal have an error, and consequently when using this information for the mintpy, we drag the error. We understand that the multilooking is performed with gdal_translate, in this case, we opt for a multilooking of 10 in azimuth and 10 in range, but we do not know how to build the command to execute it and be able to perform it manually. In the terminal, the lines show:
We do not understand why the multilooking the hgt, lat and lon are correct, but the los and incLocal are not. Any idea? If you could help us at least in the construction of the gdal_translate command we could try these two conversions.
Thank you very much!!!!
Fede
Attached, the figures of:
incLocal before multilooking
incLocal after multilooking
los before multilooking
los after multilooking
The text was updated successfully, but these errors were encountered: