Converting Mintpy's geo_velocity results to latitude/longitude display

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Zheng Liu

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Mar 17, 2024, 9:56:58 AM3/17/24
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I have done the SBAS process with ISCE+Mintpy and the geo_velocity result coordinates I get are showing up confusingly in ArcMap, I would like to ask anyone who can help me with this or advise where it might be, I would like it to show up as a latitude/longitude issue.
屏幕截图 2024-03-17 214931.png

Sayyed Mohammad Javad Mirzadeh

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Mar 17, 2024, 11:09:04 AM3/17/24
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Hi Liu,

Could you please tell us about how you generated a GIS-format of geo_velocity result? Which command or script of the MintPy did you use?

Sincerely,
Sayyed



Zheng Liu

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Mar 17, 2024, 8:53:07 PM3/17/24
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Hi Sayyed,
I opened the geo_velocity.h5 file directly with ArcMap and did not generate the Gis format, both ArcMap and QGis can open the .h5 file

Sayyed Mohammad Javad Mirzadeh

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Mar 17, 2024, 9:40:46 PM3/17/24
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Hi Liu,

I am unsure if it can be opened directly with the correct coordinate system.
Please use "save_gdal.py" from the MintPy to save your variables (such as velocity, velocityStd, etc.,) in the GeoTIFF format and then, use it.

Sincerely,
Sayyed

Zheng Liu

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Mar 17, 2024, 10:23:02 PM3/17/24
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Hi Sayyed,
I tried as what you said, and my geo_velocity successfully displayed the correct latitude and longitude. Thank you very much for your help, and I wish you a pleasant day!
Sincerely,
Liu

Saeed Mhanna

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Nov 19, 2024, 6:47:26 AM11/19/24
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Hello, 

I am unable to separate the velocityStd from the h5 file to use it with save_gdal.py 

When i export the velocity file as geotiff it only has one band that is the volcity (instead of 5 that are available in the hdf5 file). 

Can you help me export VelocityStd as geotiff separately?

Thanks a lot, 
Saeed

Manudeo Singh

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Nov 19, 2024, 7:08:00 AM11/19/24
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There is a - -dset (or -d) switch to select the desired dataset from .h5 in most of the scripts. See help for save_gdal script. 

Best,
Manu

_________________________________
Dr Manudeo Singh
Royal Society - Newton International Fellow
Department of Geography & Earth Sciences
Aberystwyth University, Wales, UK


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Saeed Mhanna

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Nov 19, 2024, 7:28:08 AM11/19/24
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Thanks a lot, 

This works. Have a great day!

Saeed

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