.TH r.surf.gauss 1grass "" "GRASS 8.3.2" "GRASS GIS User's Manual"
.SH NAME
\fI\fBr.surf.gauss\fR\fR  \- Generates a raster map using gaussian random number generator.
.br
Mean and standard deviation of gaussian deviates can be expressed by the user.
.SH KEYWORDS
raster, surface, random
.SH SYNOPSIS
\fBr.surf.gauss\fR
.br
\fBr.surf.gauss \-\-help\fR
.br
\fBr.surf.gauss\fR \fBoutput\fR=\fIname\fR  [\fBmean\fR=\fIfloat\fR]   [\fBsigma\fR=\fIfloat\fR]   [\-\-\fBoverwrite\fR]  [\-\-\fBhelp\fR]  [\-\-\fBverbose\fR]  [\-\-\fBquiet\fR]  [\-\-\fBui\fR]
.SS Flags:
.IP "\fB\-\-overwrite\fR" 4m
.br
Allow output files to overwrite existing files
.IP "\fB\-\-help\fR" 4m
.br
Print usage summary
.IP "\fB\-\-verbose\fR" 4m
.br
Verbose module output
.IP "\fB\-\-quiet\fR" 4m
.br
Quiet module output
.IP "\fB\-\-ui\fR" 4m
.br
Force launching GUI dialog
.SS Parameters:
.IP "\fBoutput\fR=\fIname\fR \fB[required]\fR" 4m
.br
Name for output raster map
.IP "\fBmean\fR=\fIfloat\fR" 4m
.br
Distribution mean
.br
Default: \fI0.0\fR
.IP "\fBsigma\fR=\fIfloat\fR" 4m
.br
Standard deviation
.br
Default: \fI1.0\fR
.SH DESCRIPTION
\fIr.surf.gauss\fR produces a raster map of Gaussian deviates whose
mean and standard deviation can be expressed by the user. It uses a
Gaussian random number generator. It is essentially the same
as \fIr.surf.random\fR, but uses a
Gaussian random number generator instead.
.SH EXAMPLE
.br
.nf
\fC
g.region \-p n=228500 s=215000 w=630000 e=645000 res=10
r.surf.gauss out=gauss mean=0 sigma=10
# check result
r.univar gauss
\fR
.fi
.br
\fIFigure: Random Gaussian surface example (mean: 0; sigma: 10)\fR
.PP
With the histogram tool the cell values versus count can be shown.
.PP
.br
\fIFigure: Histogram of random Gaussian surface example (mean: 0; sigma: 10)\fR
.SH SEE ALSO
\fI
r.surf.contour,
r.surf.fractal,
r.surf.idw,
r.surf.random,
v.surf.rst
\fR
.SH AUTHOR
Jo Wood, ASSIST\(cqs home
.SH SOURCE CODE
.PP
Available at:
r.surf.gauss source code
(history)
.PP
Accessed: Thursday Mar 07 18:15:24 2024
.PP
Main index |
Raster index |
Topics index |
Keywords index |
Graphical index |
Full index
.PP
© 2003\-2024
GRASS Development Team,
GRASS GIS 8.3.2 Reference Manual