MPI_median_elevation_filter.py

  • Filters elevation change rates from triangulated Operation IceBridge data using an interquartile range algorithm described by [Pritchard2009] and a robust dispersion estimator (RDE) filter described in [Smith2017]

Source code

Calling Sequence

usage: MPI_median_elevation_filter.py [-h] [--distance DISTANCE]
                                      [--count COUNT] [--verbose]
                                      [--mode MODE]
                                      infile [infile ...]

Positional Arguments

infile

Input files

Named Arguments

--distance, -D

Radial distance (m) for determining filters

--count, -C

Minimum allowable points within radial distance

--verbose, -V

Verbose output of run

--mode, -M

permissions mode of output files

References

[Pritchard2009]

    1. Pritchard, R. J. Arthern, D. G. Vaughan, and L. A. Edwards, “Extensive dynamic thinning on the margins of the Greenland and Antarctic ice sheets”, Nature, 461(7266), 971–975, (2009). doi: 10.1038/nature08471

[Smith2017]

    1. Smith, N. Gourmelen, A. Huth, and I. Joughin, “Connected subglacial lake drainage beneath Thwaites Glacier, West Antarctica”, The Cryosphere, 11(1), 451–467, (2017). doi: 10.5194/tc-11-451-2017