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periz replied to the topic reopen a project in the forum Sarproz Forum 6 years ago
yess
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periz replied to the topic Amplitud stability good but low cohherence in the forum Sarproz Forum 6 years ago
radians per celsius degree
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periz replied to the topic Amplitud stability good but low cohherence in the forum Sarproz Forum 6 years ago
the fifth parameter that can be estimated from time series (range by default -.4 .4) is the thermal expansion.
check “estimate” and then analyze the output… -
periz replied to the topic Polar mode (9) error in the forum Sarproz Forum 6 years ago
this error happens because you are trying to merge 2 images consecutive in azimuth and a different polar mode (SINGLE/DUAL) is detected.
so, you should find two images (directories) dated 2017-01-30 and in one of them there are two polarization files (like HH and HV) and in an other one just one of them.
probably you deleted the polarization you…[Read more] -
periz replied to the topic APS processing tutorial in the forum Sarproz Forum 6 years, 1 month ago
The infos you bring here are too limited for allowing us giving you processing suggestions.
You will be contacted by people in your region using Sarproz so that you can discuss better with them
Best -
periz replied to the topic Sentinel TOPS threads in the forum Sarproz Forum 6 years, 1 month ago
You are in update mode: a Master is present and you chose to keep it. Since that Master was extracted in a given subswath, you cannot change it.
If you want to change the subswath, you have to remove the previous Master.
How to do it?
Check the “All” flag and then press “Set orbits”. The sw will warn you that it is going to delete the existing…[Read more] -
periz replied to the topic Height and Relative Height from ground in the forum Sarproz Forum 6 years, 1 month ago
can u attach the ext DEM in SAR coordinates? (fourth time)
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periz replied to the topic Undefined function or variable 'matlabrc' in the forum Sarproz Forum 6 years, 3 months ago
This issue is similar to the problem reported here:
https://www.sarproz.com/groups/sarproz-group/forum/topic/issue-related-to-mcr-component-cache/
delete the folder containing the cached version of main, as described there -
periz replied to the topic Sentinel-1A co-registration problem in the forum Sarproz Forum 6 years, 4 months ago
The error here described is currently under investigation of the Matlab support. Updates will be posted here:
https://www.sarproz.com/groups/sarproz-group/forum/topic/sentinal1-coregistration-problem/ -
periz replied to the topic Sentinal1 coregistration problem in the forum Sarproz Forum 6 years, 4 months ago
This is to confirm that this problem: “Warning: Could not find appropriate function on path loading function handle” during the coregistration is a problem appeared in MATLAB 2018a. We have informed the MATLAB support and waiting for their answer. In the meanwhile please either use an older MATLAB version or use the compiled version of Sarproz.…[Read more]
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periz replied to the topic Split stack in the forum Sarproz Forum 6 years, 4 months ago
you can change the master, so, it will work for any subset of images (just remember that the temp baselines limits are always relative to the chosen master)
an other way is to manually split your data-stack. to do that, you have to remember 3 things:
– the list of images is stored in dataset.text, DATASET_INFO folder
– the data itself is in the…[Read more] -
periz replied to the topic no linear result in the forum Sarproz Forum 6 years, 4 months ago
Hi Antig,
the non-linear model is a time filter (the movement is smoothed out of the displacement phase). This implies a series of things: the result is more flexible and will match more the displacement phase. If the displacement has a non-linear smooth behavior, the model works great. If the displacement is noisy, the model will be more affected…[Read more] -
periz replied to the topic Unable to "get contents" from Sentinel 1-A data in the forum Sarproz Forum 6 years, 4 months ago
You are in Help Mode. Uncheck it from the main window.
Please take the time to read the messages from the software. -
periz replied to the topic Unable to "get contents" from Sentinel 1-A data in the forum Sarproz Forum 6 years, 4 months ago
You are in Help Mode. Uncheck it from the main window.
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periz replied to the topic Sentinal1 coregistration problem in the forum Sarproz Forum 6 years, 4 months ago
Hi Gido,
we are investigating the reason (it’s depending on an undocumented update of matlab).
we hope to find soon the solution
best -
periz replied to the topic csv v Kmz export in the forum Sarproz Forum 6 years, 4 months ago
we were not aware of this situation, we need to investigate it.
please next time spend a bit of time to check spelling and english expressions -
periz replied to the topic coregistrate island in the forum Sarproz Forum 6 years, 4 months ago
no evident phase jumps
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periz replied to the topic coregistrate island in the forum Sarproz Forum 6 years, 4 months ago
If you are using Sentinel it can be problematic.
Check the interferograms.
In case, you can manually modify your set of points used for the coregistration and mask out the sea. I do not think anyway that this is the problem. More probably, the problem is the size of the island. Is the satellite footprint including other land nearby the island? If…[Read more] -
periz replied to the topic non-linear deformation in the forum Sarproz Forum 6 years, 4 months ago
Hi Eszter,
yours is a particularly complex case.
Non-linear movements can be well estimated with the smart option that you selected. The smart option in fact applies a low pass filter in time. However, given the more degrees of freedom, the smart option requires more images than usual to be robust: 13 is a too low number.
In any case, an…[Read more] -
periz replied to the topic Sentinel-1A co-registration problem in the forum Sarproz Forum 6 years, 4 months ago
we do not answer such messages.
read the forum rules. - Load More