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paul replied to the topic Reference point selection in the forum Sarproz Forum 6 years, 4 months ago
Thank you so much for the suggestion.
About the reference point choosing, i still have a question. When i read the SARPROZ tutorial ‘Demo: APS Estimation Multitemporal analysis with Sarproz’, it says that best reference point should reflects that both velocity and residual height distribution peak at 0. However, in the Site Processing – APS…[Read more]
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periz replied to the topic Envisat Importing problem in the forum Sarproz Forum 6 years, 4 months ago
hi linweicheng,
sorry for the late answer. You are trying to import Alternating Polarization Envisat images. At the moment this particular Envisat Mode is not supported. We will include it in the near future.
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periz replied to the topic Reference point selection in the forum Sarproz Forum 6 years, 4 months ago
first of all,
velocity and residual height are two different parameters belonging to two different physical characteristics, very different from each other and usually not correlated.
then, even if the majority of radar reflections would be higher than the ground level, still, reflections would be at different height values. Unless you are in an…[Read more] -
paul started the topic Reference point selection in the forum Sarproz Forum 6 years, 4 months ago
A question about choosing reference point:
The image below is the study (urban) area (central Florida) which features with buildings. My question is about choosing reference point. I studied the online material which says integrated residual height and velocity are supposed to be peak at 0 value. However, there might be that majority of PS are on…[Read more]
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linweicheng replied to the topic Envisat Importing problem in the forum Sarproz Forum 6 years, 5 months ago
Sorry that I forgot to upload my attachment……
I’ve also tried to import another Envisat files, but I still met the same problem.
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periz replied to the topic Envisat Importing problem in the forum Sarproz Forum 6 years, 5 months ago
Problems can be solved by doing things step by step from the beginning.
Step 0: read this https://www.sarproz.com/groups/sarproz-group/forum/topic/forum-general-rules/
In particular for what concerns files to include when one encounters errorsbest
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linweicheng started the topic Envisat Importing problem in the forum Sarproz Forum 6 years, 5 months ago
I’m trying to import two Envisat N1 files into sarproz:
ASA_APS_1PNESA20090715_015253_000000162080_00418_38548_0000.N1 and ASA_APS_1PNESA20090819_015252_000000162081_00418_39049_0000.N1
but during the SLC data import step, when i’m trying “Master Extraction”,it always shows an error message :
Here a glimpse:
In an assignment A(I) = B, the…[Read more] -
periz replied to the topic Coregisteration output file format in the forum Sarproz Forum 6 years, 5 months ago
correct.
if you are using matlab, you can type “fast” at the command prompt, this will load all important variables and file names. the you can use “leggi” to read the data, with Type=1. here the help:
Data=leggi(FileName,S,L)
Data=leggi(FileName,S,L,[Svet,Lvet])
Data=leggi(FileName,S,L,[Sin,Sfin,Lin,Lfin])…[Read more] -
bridgetwang replied to the topic Sentinel-1A co-registration problem in the forum Sarproz Forum 6 years, 5 months ago
Thank you for the suggestion.
But how can I’ve never used the compiled version yet. Could you please tell me how to open the compiled version, and how to luanch the co-registration in more detail ?
Best regards
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periz replied to the topic Sentinel-1A co-registration problem in the forum Sarproz Forum 6 years, 5 months ago
sorry, no idea. since it’s the most recent version of Matlab, then the suggestion is to write to Mathworks reporting the error.
to temporarily solve the problem, you can use the Sarproz compiled version. you just need to launch the co-registration in the compiled version, then you can switch back to Matlab for doing the rest. The Sarproz license…[Read more] -
bridgetwang replied to the topic Sentinel-1A co-registration problem in the forum Sarproz Forum 6 years, 5 months ago
yes, this file exist. And the output of “license(‘test’,’Image_Toolbox’)” is 1
is this possibly a compatibility problem ?
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periz replied to the topic Manage version in the forum Sarproz Forum 6 years, 5 months ago
Sorry, it seems we overlooked your post…
It sounded a system/permissions problem anyway…
But, never mind, now it works… -
uros-djuric replied to the topic Manage version in the forum Sarproz Forum 6 years, 5 months ago
This problem is not present anymore with upload version from 31-May, I have successfully uploaded version by manage version module.
Thanks anyway… -
periz replied to the topic Sentinel-1A co-registration problem in the forum Sarproz Forum 6 years, 5 months ago
does this file C:Program FilesMATLABR2018atoolboximagesimagesprivateresampsep.mexw64 exist?
what is the output of “license(‘test’,’Image_Toolbox’)” at the matlab command prompt?
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bridgetwang replied to the topic Sentinel-1A co-registration problem in the forum Sarproz Forum 6 years, 5 months ago
Please find the attached lasterror.mat
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periz replied to the topic Sentinel-1A co-registration problem in the forum Sarproz Forum 6 years, 5 months ago
you need to include a lasterror.mat file
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bridgetwang started the topic Sentinel-1A co-registration problem in the forum Sarproz Forum 6 years, 5 months ago
hello forum,
I’m dealing with a Sentinel-1A dateset, but the co-registration failed.
The matlab reports :
Warning: Could not find appropriate function on path loading function handle C:Program FilesMATLABR2018atoolboximagesimagesprivateresampsep.mexw64>resampsep
Attached are the error files.
How can I get the problem solved?
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uros-djuric replied to the topic Manage version in the forum Sarproz Forum 6 years, 5 months ago
Hi,
I have problem updating to the newest version of SarProz (29. May),
whenever I try to update it via Manage Vesrsion model, I alwasy get the same error
“Unable to write file “C:SarProZarchivetmpmain.exe”.
The entry may be password-protected or encrypted.”I always start SarProz with Run As Administrator. But, since today I have noticed
that…[Read more] -
Yuxiao replied to the topic Displacement velocity too high? in the forum Sarproz Forum 6 years, 5 months ago
Hello Steffan,
Could you send the log of this new one to me as well? I will start to investigate from there. I will probably ask for more files but I will check see the log first for signs.
Thanks!
yuxiao
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steffan replied to the topic Displacement velocity too high? in the forum Sarproz Forum 6 years, 5 months ago
Dear friends,
I have good news and bad news…
Good news – Using “orbits only” coregistration parameter not only made coregistration much faster but also corrected the failed interferograms from before, excelent!
Bad news: There is still ramping, mostly in azimuth, and strange results.
A – First the ramping pairs:
B – Now the…[Read more]
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