r.le.patch(1)		      Grass User's Manual		 r.le.patch(1)



NNAAMMEE
       _r_._l_e_._p_a_t_c_h  -  This  program  can be used to calculate attribute, patch
       size, core (interior) size, shape,  fractal  dimension,	and  perimeter
       measures for sets of patches in a landscape

       _(_G_R_A_S_S _R_a_s_t_e_r _P_r_o_g_r_a_m_)

SSYYNNOOPPSSIISS
       rr..llee..ppaattcchh

       rr..llee..ppaattcchh hheellpp

       rr..llee..ppaattcchh      [--bbccnnppttuu]      mmaapp==_n_a_m_e	    [ssaamm==_n_a_m_e]	    [rreegg==_n_a_m_e]
       [aatttt==_n_a_m_e_[_,_n_a_m_e_,_._._._]]	     [ssiizz==_n_a_m_e_[_,_n_a_m_e_,_._._._]]	   [ccoo11==_v_a_l_u_e]
       [ccoo22==_n_a_m_e_[_,_n_a_m_e_,_._._._]]   [sshh11==_n_a_m_e]   [sshh22==_n_a_m_e_[_,_n_a_m_e_,_._._._]]   [ffrraa==_n_a_m_e]
       [ppeerr==_n_a_m_e_[_,_n_a_m_e_,_._._._]]  [oouutt==_n_a_m_e]

OOPPTTIIOONNSS
   FFllaaggss::
       --bb     Run in background.

       --cc     Output map 'interior' with patch cores.

       --nn     Output map 'num' with patch numbers.

       --pp     Include sampling area boundary as perimeter.

       --tt     Use 4 neighbor tracing instead of 8 neighbor.

       --uu     Output maps 'units_x' with sampling units for each scale x.


   PPaarraammeetteerrss::
       mmaapp    Raster map to be analyzed.

       ssaamm    Sampling method (choose only 1 method):  w=whole	map,  u=units,
	      m=moving window, r=regions Default: w

       rreegg    Name of regions map, only when sam = r; omit otherwise.

       aatttt    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

       ssiizz    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

       ccoo11    Edge width in pixels (integer) for use with co2

       ccoo22    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

       sshh11    Shape method (choose only 1 method): m1 = perim./area m2 = corr.
	      perim./area m3 = rel. circum. circle

       sshh22    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

       ffrraa    Fractal dimension measures: Options: f1 f1 = perim.-area fractal
	      dim.

       ppeerr    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

       oouutt    Name of output file for individual patch measures,  when	sam=w,
	      u, r; if out=head, then column headings will be printed


SSEEEE AALLSSOO
       The _r_._l_e Programs Users Guide

       _r_._l_e_._t_r_a_c_e

AAUUTTHHOORR
       William L. Baker, Department of Geography and Recreation, University of
       Wyoming

       _L_a_s_t _c_h_a_n_g_e_d_: _$_D_a_t_e_: _2_0_0_2_/_0_4_/_2_2 _1_7_:_3_6_:_2_7 _$



GRASS 5.0							 r.le.patch(1)
