.TH r.le.patch 1 "" "" "" ""
.SH NAME
\*Lr.le.patch
(GRASS Raster Program)
.SH GRASS VERSION
4.x
.SH SYNOPSIS
\*Lr.le.patch\*O
.br

\*Lr.le.patch help\*O
.br

\*Lr.le.patch\*O [\*L-bcnptu\*O] \*Lmap=\*Oname]
.SH OPTIONS
.SH Flags:
.VL 4m
.LI "\*L-b\*O
Run in background.
.LI "\*L-c\*O
Output map 'interior' with patch cores.
.LI "\*L-n\*O
Output map 'num' with patch numbers.
.LI "\*L-p\*O
Include sampling area boundary as perimeter.
.LI "\*L-t\*O
Use 4 neighbor tracing instead of 8 neighbor.
.LI "\*L-u\*O
Output maps 'units_x' with sampling units for each scale x.
.LE
.SH Parameters:
.VL 4m
.LI "\*Lmap\*O
Raster map to be analyzed.
.LI "\*Lsam\*O
Sampling method (choose only 1 method): w=whole map, u=units, m=moving window, r=regions
Default: w
.LI "\*Lreg\*O
Name of regions map, only when sam = r; omit otherwise.
.LI "\*Latt\*O
Attribute measures:  
Options: a1, a2, a3, a4, a5, a6, a7
a1 = mean pixel attribute
a2 = st. dev. pixel attribute
a3 = mean patch attribute
a4 = st. dev. patch attribute
a5 = cover by gp
a6 = density by gp
a7 = total density
.LI "\*Lsiz\*O
Patch size measures:
Options: s1, s2, s3, s4, s5, s6
s1 = mean patch size
s2 = st. dev. patch size
s3 = mean patch size by gp
s4 = st. dev. patch size by gp
s5 = no. by size class
s6 = no. by size class by gp
.LI "\*Lco1\*O
Edge width in pixels (integer) for use with co2
.LI "\*Lco2\*O
Core size measures (required if co1 was specified):
Options: c1, c2, c3, c4, c5, c6, c7, c8, c9, c10
c1 = mean core size
c2 = st. dev. core size
c3 = mean edge size
c4 = st. dev. edge size
c5 = mean core size by gp 
c6 = st. dev. core size by gp
c7 = mean edge size by gp 
c8 = st. dev. edge size by gp
c9 = no. by size class
c10 = no. by size class by gp
.LI "\*Lsh1\*O
Shape method (choose only 1 method):
m1 = perim./area  
m2 = corr. perim./area 
m3 = rel. circum. circle
.LI "\*Lsh2\*O
Shape measures (required if sh1 was specified):   
Options: h1, h2, h3, h4, h5, h6
h1 = mean patch shape
h2 = st. dev. patch shape
h3 = mean patch shape by gp
h4 = st. dev. patch shape by gp
h5 = no. by shape class
h6 = no. by shape class by gp
.LI "\*Lfra\*O
Fractal dimension measures:   
Options: f1
f1 = perim.-area fractal dim.
.LI "\*Lper\*O
Perimeter measures (required if pe1 was specified):   
Options: p1, p2, p3, p4, p5, p6
p1 = sum of perims.
p2 = mean perim.
p3 = st. dev. perim.           
p4 = sum of perims. by gp
p5 = mean perim. by gp 
p6 = st. dev. perim. by gp
.LI "\*Lout\*O
Name of output file for individual patch measures, when sam=w, u, r; if out=head, then column headings will be printed
.LE
.SH SEE ALSO
The r.le
\*Lr.le.trace\*O
.SH AUTHOR
William L. Baker, Department of Geography and Recreation, University of Wyoming