Project Documentation GFZ Department 1

04/16/2021

01:06 PM GAMMA Questions DEM generation: RE: How to get perpendicular baseline, incidence angle, range distance for each pixel ?

Dear Charles,
Thank you for your kind help. I am running on ubuntu 16.04. The problem of not having the program 'SLC... Cynthia Chen

04/14/2021

06:35 PM GAMMA Questions DEM generation: RE: How to get perpendicular baseline, incidence angle, range distance for each pixel ?

Dear Charles,
Very appreciate for your kind reply. Now I have understood the whole procedure for calculating atmosph... Cynthia Chen

04/12/2021

05:33 PM GAMMA Questions DEM generation: RE: How to get perpendicular baseline, incidence angle, range distance for each pixel ?

Dear Charles,
Thank you so much for your patient explanation, which is very clear.
But I have a new problem. Yo... Cynthia Chen

05:26 PM GAMMA Questions DEM generation: How to remove atmospheric phase?

Dear GAMMA users,
I want to calculate atmospheric phase(both troposphere and ionosphere) and then remove it. But I d... Cynthia Chen

03/31/2021

03:38 PM GAMMA Questions DEM generation: How to get perpendicular baseline, incidence angle, range distance for each pixel ?

Dear gamma users,
How to calculate perpendicular baseline, incidence angle, range distance for each pixel ?
Best... Cynthia Chen

11:25 AM GAMMA Questions DEM generation: RE: phase to height

. Cynthia Chen

10:54 AM GAMMA Questions DEM generation: phase to height

Dear gamma users,
The relationship between unwrapped phase and the height should be:
phase = -[(4*pi*Bperp)/(λ*r*... Cynthia Chen

03/13/2021

02:44 PM GAMMA Questions DEM generation: RE: How to check the unwrapped phase and observe errors?

Dear Charles,
Thank you so much for your helpful and patient advice.
I will try following your way.
Very appreciat... Cynthia Chen

03/11/2021

03:08 AM GAMMA Questions DEM generation: How to check the unwrapped phase and observe errors?

Dear GAMMA Users,
I have been generating DEM using TerraSAR-X repeat-pass images following the tutorial 'README_TD... Cynthia Chen

03/10/2021

02:57 PM GAMMA Questions Data Import/Export: RE: import data into GAMMA

Dear Charles,
Thank you so much. Now I can import the processed data into GAMMA following your way.
I have anothe... Cynthia Chen