NAME
r.pi.grow  - Size and suitability based region growing.
KEYWORDS
raster
SYNOPSIS
r.pi.grow
r.pi.grow --help
r.pi.grow [-a] input=name  [costmap=string]  output=name keyval=integer area=integer method=string  [seed=integer]   [--overwrite]  [--help]  [--verbose]  [--quiet]  [--ui] 
Flags:
- -a
 
- Set for 8 cell-neighbors. 4 cell-neighbors are default
 
- --overwrite
 
- Allow output files to overwrite existing files
 
- --help
 
- Print usage summary
 
- --verbose
 
- Verbose module output
 
- --quiet
 
- Quiet module output
 
- --ui
 
- Force launching GUI dialog
 
 
Parameters:
- input=name [required]
 
- Name of input raster map
 
- costmap=string
 
- Name of the cost map raster file
 
- output=name [required]
 
- Name for output raster map
 
- keyval=integer [required]
 
- Key value
 
- area=integer [required]
 
- Area to grow
 
- method=string [required]
 
- Method of growth
 
- Options: circular, random, costbased
 
- seed=integer
 
- Random number generator seed
 
 
Size and suitability based region growing. 
...
An example for the North Carolina sample dataset:
r.pi.corearea,
r.pi.corr.mw,
r.pi.csr.mw,
r.pi.export,
r.pi.graph,
r.pi.graph.dec,
r.pi.graph.pr,
r.pi.graph.red,
r.pi.import,
r.pi.index,
r.pi.lm,
r.pi.odc,
r.pi.prob.mw,
r.pi.rectangle,
r.pi
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
Last changed: $Date: 2017-05-10 23:56:34 +0200 (Wed, 10 May 2017) $
SOURCE CODE
Available at: r.pi.grow source code (history)
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GRASS Development Team,
GRASS GIS 7.4.1svn Reference Manual