r.pi.nlm.stats
Neutral Landscape Generator - index statistics
r.pi.nlm.stats [-a] [input1=name] output=string [keyval=integer] [nullval=integer [,integer,...]] [landcover=float] [sharpness=float] n=integer method=string [,string,...] statmethod=string [,string,...] [seed=integer] [title="phrase"] [--verbose] [--quiet] [--qq] [--ui]
Example:
r.pi.nlm.stats output=string n=integer method=string statmethod=string
grass.script.run_command("r.pi.nlm.stats", input1=None, output, keyval=None, nullval=None, landcover=None, sharpness=None, n, method, statmethod, seed=None, title=None, flags=None, verbose=False, quiet=False, superquiet=False)
Example:
gs.run_command("r.pi.nlm.stats", output="string", n=integer, method="string", statmethod="string")
Parameters
input1=name
Name of input raster map
output=string [required]
Name for output ASCII-file (use out=- for stdout)
keyval=integer
Value of a category from the input file to measure desired landcover
nullval=integer [,integer,...]
Values marking areas from the input file, which are to be NULL in the resulting map
landcover=float
Landcover in percent
sharpness=float
Small values produce smooth structures, great values produce sharp, edgy structures - Range [0-1]
n=integer [required]
Number of maps to generate
method=string [,string,...] [required]
Operation to perform on fragments
Allowed values: distance, area, perimeter, shapeindex, fractal
statmethod=string [,string,...] [required]
Statistical method to perform on the values
Allowed values: average, mode, median, variance, min, max
seed=integer
Seed for random number generator
title="phrase"
Title for resultant raster map
-a
Set for 8 cell-neighbors. 4 cell-neighbors are default
--help
Print usage summary
--verbose
Verbose module output
--quiet
Quiet module output
--qq
Very quiet module output
--ui
Force launching GUI dialog
input1 : str, optional
Name of input raster map
Used as: input, raster, name
output : str, required
Name for output ASCII-file (use out=- for stdout)
Used as: output
keyval : int, optional
Value of a category from the input file to measure desired landcover
nullval : int | list[int] | str, optional
Values marking areas from the input file, which are to be NULL in the resulting map
landcover : float, optional
Landcover in percent
sharpness : float, optional
Small values produce smooth structures, great values produce sharp, edgy structures - Range [0-1]
n : int, required
Number of maps to generate
method : str | list[str], required
Operation to perform on fragments
Allowed values: distance, area, perimeter, shapeindex, fractal
statmethod : str | list[str], required
Statistical method to perform on the values
Allowed values: average, mode, median, variance, min, max
seed : int, optional
Seed for random number generator
title : str, optional
Title for resultant raster map
Used as: "phrase"
flags : str, optional
Allowed values: a
a
Set for 8 cell-neighbors. 4 cell-neighbors are default
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
Neutral Landscape Generator - index statistics
NOTES
...
EXAMPLE
An example for the North Carolina sample dataset:
g.region -d
...
SEE ALSO
AUTHORS
Programming: Elshad Shirinov
Scientific concept: Dr. Martin Wegmann
Department of Remote Sensing
Remote Sensing and Biodiversity Unit
University of Wuerzburg, Germany
Port to GRASS GIS 7: Markus Metz
SOURCE CODE
Available at: r.pi.nlm.stats source code
(history)
Latest change: Thursday Feb 20 13:02:26 2025 in commit 53de819