How to calculate center of area

[Allan Axon]

The centroids of raster areas are determined by r.volume.  Check the
g.manual entry for details.

Allan Axon

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>   The only thing I've seen that shows a centroid is in output from v.area.
> Should you convert your raster map through r.poly to a vector map, v.area
> could be checked for viability. Rick
>  
> > How does one calculate the center of an irregularly shaped area
> > in a raster map in GRASS4.1?
> 
> ------------------------------------------------------------------------
> Rick Thompson-   Research Assistant           E-mail: rick at cast.uark.edu
> Center for Advanced Spatial Technologies      Telephone: (501) 575-5736
> Ozark Hall Rm. 12                             Fax: 575-3846 
> University of Arkansas              
> Fayetteville, AR 72701
>