sarproz-group

Baseline calibration

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    • #3499
      Anonymous

        Hi dear staffs,
        I have a stack of TSX SLC dataset and want to use it for tomography application.
        After coregistration y SARPROZ, when I apply inversion processing I do not get good results.
        A guess is need for phase calibration or in my opinion baseline calibration (because of unequal baselines).
        Anyone has any idea about this problem?

      • #3501
        periz
        Keymaster

          What is inversion processing??

        • #3502
          Anonymous

            It is the simple Fourier beamforming as :
            g = Ax => x = A’g
            and it is expected to have sinc-like response at position of single (or double) scatterer(s), but there are numerous sincs in output of beamforming.
            Thnax

          • #3503
            periz
            Keymaster

              This question does not apply to Sarproz and its use. Solving your problem requires analyzing in detail what you are doing, and this cannot be done in a few lines in a forum.
              I can answer that the baseline given by the software is an approximation of a function which is pixel-dependent. Baselines are calibrated, and you can check it by generating interferograms.
              best

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