# GRASS Help System

r.thin -

r.thin scans a raster file and thins non-zero cells that denote linear features into linear features having a single cell width. The program will thin only the non-zero cells of the input raster file within the current geographic region settings. The cell width of the thinned output raster file will be equal to the cell resolution of the currently set geographic region.

Manual entry for r.thin

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Automatically created on: Sat Jan 8 06:50:29 2005