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NAME
r.surf.random - Produces a raster map of uniform random deviates whose range can be expressed by the user.
KEYWORDS
raster, random
SYNOPSIS
r.surf.random
r.surf.random help
r.surf.random [-i] output=name [min=integer] [max=integer] [--overwrite] [--verbose] [--quiet]
Flags:
- -i
- Create an integer raster map
- --overwrite
- Allow output files to overwrite existing files
- --verbose
- Verbose module output
- --quiet
- Quiet module output
Parameters:
- output=name
- Name for output raster map
- min=integer
- Minimum random value
- Default: 0
- max=integer
- Maximum random value
- Default: 100
DESCRIPTION
r.surf.random produces a raster map layer of uniform random deviates
whose range can be expressed by the user. It is essentialy the same as
r.surf.gauss, but uses a linear random number generator instead.
It uses the random number generator drand48() or rand(),
depending on the user's platform.
![r.surf.random map histogram](r_surf_random_hist.png)
Histogram of map generated with r.surf.random
SEE ALSO
r.surf.contour,
r.surf.fractal,
r.surf.gauss,
r.surf.idw,
r.surf.idw2,
v.surf.rst
AUTHOR
Jo Wood
Midlands Regional Research Laboratory (ASSIST)
University of Leicester
October 1991
Last changed: $Date: 2008-06-01 03:01:53 -0700 (Sun, 01 Jun 2008) $
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