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i.theilsen

Computes Theil-Sen estimator from spectrum.

i.theilsen group=name subgroup=name output=name mannkendall=name [--overwrite] [--verbose] [--quiet] [--qq] [--ui]

Example:

i.theilsen group=name subgroup=name output=name mannkendall=name

grass.script.run_command("i.theilsen", group, subgroup, output, mannkendall, overwrite=False, verbose=False, quiet=False, superquiet=False)

Example:

gs.run_command("i.theilsen", group="name", subgroup="name", output="name", mannkendall="name")

Parameters

group=name [required]
    Name of imagery group
subgroup=name [required]
    Name of imagery subgroup
output=name [required]
    Name of Theil-Sen slope map
mannkendall=name [required]
    Name of Mann-Kendall test map
--overwrite
    Allow output files to overwrite existing files
--help
    Print usage summary
--verbose
    Verbose module output
--quiet
    Quiet module output
--qq
    Very quiet module output
--ui
    Force launching GUI dialog

group : str, required
    Name of imagery group
    Used as: input, group, name
subgroup : str, required
    Name of imagery subgroup
    Used as: input, subgroup, name
output : str, required
    Name of Theil-Sen slope map
    Used as: output, raster, name
mannkendall : str, required
    Name of Mann-Kendall test map
    Used as: output, raster, name
overwrite: bool, optional
    Allow output files to overwrite existing files
    Default: False
verbose: bool, optional
    Verbose module output
    Default: False
quiet: bool, optional
    Quiet module output
    Default: False
superquiet: bool, optional
    Very quiet module output
    Default: False

DESCRIPTION

i.theilsen A method for robust linear regression. Output is the median slope from all pairs slopes. It is known for its resistance to outliers.

NOTES

REFERENCES

https://en.wikipedia.org/wiki/Theil-Sen_estimator

AUTHOR

Yann Chemin, IWMI, Sri Lanka.

SOURCE CODE

Available at: i.theilsen source code (history)
Latest change: Thursday Feb 20 13:02:26 2025 in commit 53de819