Getting poorly unwrapped, weird interferograms from SNAPHU Unwrapping procedure

[FinPip]

Dear Boorhin,

I am having the same issue. Please look also this new topic.

Snaphu unwrapping not working

Dear all, the SNAPHU plugin does not work properly and gives a wrong unwrapped phase output. I am trying to create a DEM from Sentinel 1 Data, following the ESA tutorial at: https://step.esa.int/docs/tutorials/S1TBX%20DEM%20generation%20with%20Sentinel-1%20IW%20Tutorial.pdf. I am using the same 2 SAR images. I can run the Snaphu Export, Snaphu Unwrapping and Snaphu Import, however the final unwrapped output is absolutely wrong. Here the comparison between the interferogram (which worked well…

With deactivating the NaN you mean to toggle off “Mask areas with no Elevation” during the Backgeocoding?